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           <i aria-hidden="true" class="icon" data-feather="eye"></i> Learner View <i data-feather="chevron-down"></i>
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         <a href="index.html">Summary and Setup</a>
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               </div>
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             <hr class="half-width resources"><a href="aio.html">See all in one page</a>
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           Home
         </a>
         <a class="chapter-link float-end" href="02-filedir.html" rel="next">
-          Next: Navigating Files and... 
+          Next: Navigating Files and...
           <i aria-hidden="true" class="small-arrow" data-feather="arrow-right"></i>
         </a>
       </div>
       <hr></nav><main id="main-content" class="main-content"><div class="container lesson-content">
         <h1>Introducing the Shell</h1>
         <p>Last updated on 2023-06-09 |
-        
+
         <a href="https://github.com/swcarpentry/shell-novice/edit/main/episodes/01-intro.md" class="external-link">Edit this page <i aria-hidden="true" data-feather="edit"></i></a></p>
-        
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@@ -486,8 +486,8 @@ <h3 class="code-label">OUTPUT<i aria-hidden="true" data-feather="chevron-left"><
 </div>
 </div>
 </div>
-<section id="nelles-pipeline-a-typical-problem"><h2 class="section-heading">Nelle’s Pipeline: A Typical Problem<a class="anchor" aria-label="anchor" href="#nelles-pipeline-a-typical-problem"></a>
-</h2>
+<section><h2 class="section-heading" id="nelles-pipeline-a-typical-problem">Nelle’s Pipeline: A Typical Problem<a class="anchor" aria-label="anchor" href="#nelles-pipeline-a-typical-problem"></a>
+<a class="anchor" aria-label="anchor" href="#nelles-pipeline-a-typical-problem"></a></h2>
 <hr class="half-width"><p>Nelle Nemo, a marine biologist, has just returned from a six-month
 survey of the <a href="https://en.wikipedia.org/wiki/North_Pacific_Gyre" class="external-link">North Pacific
 Gyre</a>, where she has been sampling gelatinous marine life in the <a href="https://en.wikipedia.org/wiki/Great_Pacific_Garbage_Patch" class="external-link">Great
@@ -552,7 +552,7 @@ <h3 class="callout-title">Key Points<a class="anchor" aria-label="anchor" href="
           Home
         </a>
         <a class="chapter-link float-end" href="02-filedir.html" rel="next">
-          Next: Navigating Files and... 
+          Next: Navigating Files and...
           <i aria-hidden="true" class="small-arrow" data-feather="arrow-right"></i>
         </a>
       </div>
@@ -563,18 +563,18 @@ <h3 class="callout-title">Key Points<a class="anchor" aria-label="anchor" href="
       		<footer class="row footer mx-md-3"><hr><div class="col-md-6">
         <p>This lesson is subject to the <a href="CODE_OF_CONDUCT.html">Code of Conduct</a></p>
         <p>
-        
+
         <a href="https://github.com/swcarpentry/shell-novice/edit/main/episodes/01-intro.md" class="external-link">Edit on GitHub</a>
-        
+
 	
         | <a href="https://github.com/swcarpentry/shell-novice/blob/main/CONTRIBUTING.md" class="external-link">Contributing</a>
         | <a href="https://github.com/swcarpentry/shell-novice/" class="external-link">Source</a></p>
 				<p><a href="https://github.com/swcarpentry/shell-novice/blob/main/CITATION" class="external-link">Cite</a> | <a href="mailto:team@carpentries.org">Contact</a> | <a href="https://carpentries.org/about/" class="external-link">About</a></p>
 			</div>
 			<div class="col-md-6">
-        
+
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         <p>Built with <a href="https://github.com/carpentries/sandpaper/tree/0.16.5" class="external-link">sandpaper (0.16.5)</a>, <a href="https://github.com/carpentries/pegboard/tree/0.7.6" class="external-link">pegboard (0.7.6)</a>, and <a href="https://github.com/carpentries/varnish/tree/1.0.3" class="external-link">varnish (1.0.3)</a></p>
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@@ -599,7 +599,7 @@ <h3 class="callout-title">Key Points<a class="anchor" aria-label="anchor" href="
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   "dateCreated": "2014-10-22",
   "dateModified": "2023-06-09",
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+  "datePublished": "2024-07-09"
 }
 
   </script><script>
diff --git a/02-filedir.html b/02-filedir.html
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--- a/02-filedir.html
+++ b/02-filedir.html
@@ -46,7 +46,7 @@
             </li>
           </ul></li>
       </div>
-      
+
       <div class="dropdown" id="instructor-dropdown">
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           <i aria-hidden="true" class="icon" data-feather="eye"></i> Learner View <i data-feather="chevron-down"></i>
@@ -170,7 +170,7 @@ <h2 class="accordion-header" id="flush-headingNine">
                 </div><!--/div.accordion-flush-->
               </div><!--div.sidenav-view-selector -->
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           <div class="accordion accordion-flush" id="accordionFlush11">
@@ -189,7 +189,7 @@ <h2 class="accordion-header chapters" id="flush-headingEleven">
     <div class="accordion-header" id="flush-heading1">
         <a href="index.html">Summary and Setup</a>
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@@ -198,7 +198,7 @@ <h2 class="accordion-header chapters" id="flush-headingEleven">
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         </a>
         <a class="chapter-link float-end" href="03-create.html" rel="next">
-          Next: Working With Files... 
+          Next: Working With Files...
           <i aria-hidden="true" class="small-arrow" data-feather="arrow-right"></i>
         </a>
       </div>
       <hr></nav><main id="main-content" class="main-content"><div class="container lesson-content">
         <h1>Navigating Files and Directories</h1>
         <p>Last updated on 2024-03-08 |
-        
+
         <a href="https://github.com/swcarpentry/shell-novice/edit/main/episodes/02-filedir.md" class="external-link">Edit this page <i aria-hidden="true" data-feather="edit"></i></a></p>
-        
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         </div>
@@ -1181,8 +1181,8 @@ <h4 class="accordion-header" id="headingSolution5"> Show me the solution </h4>
 </div>
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 </div>
-<section id="general-syntax-of-a-shell-command"><h2 class="section-heading">General Syntax of a Shell Command<a class="anchor" aria-label="anchor" href="#general-syntax-of-a-shell-command"></a>
-</h2>
+<section><h2 class="section-heading" id="general-syntax-of-a-shell-command">General Syntax of a Shell Command<a class="anchor" aria-label="anchor" href="#general-syntax-of-a-shell-command"></a>
+<a class="anchor" aria-label="anchor" href="#general-syntax-of-a-shell-command"></a></h2>
 <hr class="half-width"><p>We have now encountered commands, options, and arguments, but it is
 perhaps useful to formalise some terminology.</p>
 <p>Consider the command below as a general example of a command, which
@@ -1365,7 +1365,7 @@ <h3 class="callout-title">Key Points<a class="anchor" aria-label="anchor" href="
           Previous: Introducing the
         </a>
         <a class="chapter-link float-end" href="03-create.html" rel="next">
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         </a>
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       		<footer class="row footer mx-md-3"><hr><div class="col-md-6">
         <p>This lesson is subject to the <a href="CODE_OF_CONDUCT.html">Code of Conduct</a></p>
         <p>
-        
+
         <a href="https://github.com/swcarpentry/shell-novice/edit/main/episodes/02-filedir.md" class="external-link">Edit on GitHub</a>
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+
 	
         | <a href="https://github.com/swcarpentry/shell-novice/blob/main/CONTRIBUTING.md" class="external-link">Contributing</a>
         | <a href="https://github.com/swcarpentry/shell-novice/" class="external-link">Source</a></p>
 				<p><a href="https://github.com/swcarpentry/shell-novice/blob/main/CITATION" class="external-link">Cite</a> | <a href="mailto:team@carpentries.org">Contact</a> | <a href="https://carpentries.org/about/" class="external-link">About</a></p>
 			</div>
 			<div class="col-md-6">
-        
+
         <p>Materials licensed under <a href="LICENSE.html">CC-BY 4.0</a> by the authors</p>
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         <p>Template licensed under <a href="https://creativecommons.org/licenses/by-sa/4.0/" class="external-link">CC-BY 4.0</a> by <a href="https://carpentries.org/" class="external-link">The Carpentries</a></p>
         <p>Built with <a href="https://github.com/carpentries/sandpaper/tree/0.16.5" class="external-link">sandpaper (0.16.5)</a>, <a href="https://github.com/carpentries/pegboard/tree/0.7.6" class="external-link">pegboard (0.7.6)</a>, and <a href="https://github.com/carpentries/varnish/tree/1.0.3" class="external-link">varnish (1.0.3)</a></p>
 			</div>
@@ -1412,7 +1412,7 @@ <h3 class="callout-title">Key Points<a class="anchor" aria-label="anchor" href="
   "identifier": "https://swcarpentry.github.io/shell-novice/02-filedir.html",
   "dateCreated": "2014-10-22",
   "dateModified": "2024-03-08",
-  "datePublished": "2024-07-02"
+  "datePublished": "2024-07-09"
 }
 
   </script><script>
diff --git a/03-create.html b/03-create.html
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--- a/03-create.html
+++ b/03-create.html
@@ -46,7 +46,7 @@
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           </ul></li>
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         <button class="btn btn-secondary dropdown-toggle bordered-button" type="button" id="dropdownMenu1" data-bs-toggle="dropdown" aria-expanded="false">
           <i aria-hidden="true" class="icon" data-feather="eye"></i> Learner View <i data-feather="chevron-down"></i>
@@ -170,7 +170,7 @@ <h2 class="accordion-header" id="flush-headingNine">
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           <div class="accordion accordion-flush" id="accordionFlush11">
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     <div class="accordion-header" id="flush-heading1">
         <a href="index.html">Summary and Setup</a>
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@@ -198,7 +198,7 @@ <h2 class="accordion-header chapters" id="flush-headingEleven">
     <div class="accordion-header" id="flush-heading2">
         <a href="01-intro.html">1. Introducing the Shell</a>
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         <a href="02-filedir.html">2. Navigating Files and Directories</a>
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         <ul><li><a href="#creating-directories">Creating directories</a></li>
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 <li><a href="#operations-with-multiple-files-and-directories">Operations with multiple files and directories</a></li>
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             <hr class="half-width resources"><a href="aio.html">See all in one page</a>
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         </a>
         <a class="chapter-link float-end" href="04-pipefilter.html" rel="next">
-          Next: Pipes and Filters... 
+          Next: Pipes and Filters...
           <i aria-hidden="true" class="small-arrow" data-feather="arrow-right"></i>
         </a>
       </div>
       <hr></nav><main id="main-content" class="main-content"><div class="container lesson-content">
         <h1>Working With Files and Directories</h1>
         <p>Last updated on 2024-03-08 |
-        
+
         <a href="https://github.com/swcarpentry/shell-novice/edit/main/episodes/03-create.md" class="external-link">Edit this page <i aria-hidden="true" data-feather="edit"></i></a></p>
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+
         <div class="text-end">
           <button role="button" aria-pressed="false" tabindex="0" id="expand-code" class="pull-right" data-expand="Expand All Solutions " data-collapse="Collapse All Solutions "> Expand All Solutions <i aria-hidden="true" data-feather="plus"></i></button>
         </div>
@@ -366,8 +366,8 @@ <h3 class="card-title">Objectives</h3>
 </div>
 </div>
 </div>
-<section id="creating-directories"><h2 class="section-heading">Creating directories<a class="anchor" aria-label="anchor" href="#creating-directories"></a>
-</h2>
+<section><h2 class="section-heading" id="creating-directories">Creating directories<a class="anchor" aria-label="anchor" href="#creating-directories"></a>
+<a class="anchor" aria-label="anchor" href="#creating-directories"></a></h2>
 <hr class="half-width"><p>We now know how to explore files and directories, but how do we
 create them in the first place?</p>
 <p>In this episode we will learn about creating and moving files and
@@ -703,8 +703,8 @@ <h3 class="callout-title">What’s In A Name?<a class="anchor" aria-label="ancho
 </div>
 </div>
 </div>
-</section><section id="moving-files-and-directories"><h2 class="section-heading">Moving files and directories<a class="anchor" aria-label="anchor" href="#moving-files-and-directories"></a>
-</h2>
+</section><section><h2 class="section-heading" id="moving-files-and-directories">Moving files and directories<a class="anchor" aria-label="anchor" href="#moving-files-and-directories"></a>
+<a class="anchor" aria-label="anchor" href="#moving-files-and-directories"></a></h2>
 <hr class="half-width"><p>Returning to the <code>shell-lesson-data/exercise-data/writing</code>
 directory,</p>
 <div class="codewrapper sourceCode" id="cb17">
@@ -848,8 +848,8 @@ <h3 class="code-label">BASH<i aria-hidden="true" data-feather="chevron-left"></i
 </div>
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 </div>
-</section><section id="copying-files-and-directories"><h2 class="section-heading">Copying files and directories<a class="anchor" aria-label="anchor" href="#copying-files-and-directories"></a>
-</h2>
+</section><section><h2 class="section-heading" id="copying-files-and-directories">Copying files and directories<a class="anchor" aria-label="anchor" href="#copying-files-and-directories"></a>
+<a class="anchor" aria-label="anchor" href="#copying-files-and-directories"></a></h2>
 <hr class="half-width"><p>The <code>cp</code> command works very much like <code>mv</code>,
 except it copies a file instead of moving it. We can check that it did
 the right thing using <code>ls</code> with two paths as arguments — like
@@ -1016,8 +1016,8 @@ <h4 class="accordion-header" id="headingSolution4"> Show me the solution </h4>
 </div>
 </div>
 </div>
-</section><section id="removing-files-and-directories"><h2 class="section-heading">Removing files and directories<a class="anchor" aria-label="anchor" href="#removing-files-and-directories"></a>
-</h2>
+</section><section><h2 class="section-heading" id="removing-files-and-directories">Removing files and directories<a class="anchor" aria-label="anchor" href="#removing-files-and-directories"></a>
+<a class="anchor" aria-label="anchor" href="#removing-files-and-directories"></a></h2>
 <hr class="half-width"><p>Returning to the <code>shell-lesson-data/exercise-data/writing</code>
 directory, let’s tidy up this directory by removing the
 <code>quotes.txt</code> file we created. The Unix command we’ll use for
@@ -1117,8 +1117,8 @@ <h3 class="code-label">BASH<i aria-hidden="true" data-feather="chevron-left"></i
 <p>Given that there is no way to retrieve files deleted using the shell,
 <code>rm -r</code> <em>should be used with great caution</em> (you might
 consider adding the interactive option <code>rm -r -i</code>).</p>
-</section><section id="operations-with-multiple-files-and-directories"><h2 class="section-heading">Operations with multiple files and directories<a class="anchor" aria-label="anchor" href="#operations-with-multiple-files-and-directories"></a>
-</h2>
+</section><section><h2 class="section-heading" id="operations-with-multiple-files-and-directories">Operations with multiple files and directories<a class="anchor" aria-label="anchor" href="#operations-with-multiple-files-and-directories"></a>
+<a class="anchor" aria-label="anchor" href="#operations-with-multiple-files-and-directories"></a></h2>
 <hr class="half-width"><p>Oftentimes one needs to copy or move several files at once. This can
 be done by providing a list of individual filenames, or specifying a
 naming pattern using wildcards. Wildcards are special characters that
@@ -1592,7 +1592,7 @@ <h3 class="callout-title">Key Points<a class="anchor" aria-label="anchor" href="
           Previous: Navigating Files and
         </a>
         <a class="chapter-link float-end" href="04-pipefilter.html" rel="next">
-          Next: Pipes and Filters... 
+          Next: Pipes and Filters...
           <i aria-hidden="true" class="small-arrow" data-feather="arrow-right"></i>
         </a>
       </div>
@@ -1603,18 +1603,18 @@ <h3 class="callout-title">Key Points<a class="anchor" aria-label="anchor" href="
       		<footer class="row footer mx-md-3"><hr><div class="col-md-6">
         <p>This lesson is subject to the <a href="CODE_OF_CONDUCT.html">Code of Conduct</a></p>
         <p>
-        
+
         <a href="https://github.com/swcarpentry/shell-novice/edit/main/episodes/03-create.md" class="external-link">Edit on GitHub</a>
-        
+
 	
         | <a href="https://github.com/swcarpentry/shell-novice/blob/main/CONTRIBUTING.md" class="external-link">Contributing</a>
         | <a href="https://github.com/swcarpentry/shell-novice/" class="external-link">Source</a></p>
 				<p><a href="https://github.com/swcarpentry/shell-novice/blob/main/CITATION" class="external-link">Cite</a> | <a href="mailto:team@carpentries.org">Contact</a> | <a href="https://carpentries.org/about/" class="external-link">About</a></p>
 			</div>
 			<div class="col-md-6">
-        
+
         <p>Materials licensed under <a href="LICENSE.html">CC-BY 4.0</a> by the authors</p>
-        
+
         <p>Template licensed under <a href="https://creativecommons.org/licenses/by-sa/4.0/" class="external-link">CC-BY 4.0</a> by <a href="https://carpentries.org/" class="external-link">The Carpentries</a></p>
         <p>Built with <a href="https://github.com/carpentries/sandpaper/tree/0.16.5" class="external-link">sandpaper (0.16.5)</a>, <a href="https://github.com/carpentries/pegboard/tree/0.7.6" class="external-link">pegboard (0.7.6)</a>, and <a href="https://github.com/carpentries/varnish/tree/1.0.3" class="external-link">varnish (1.0.3)</a></p>
 			</div>
@@ -1639,7 +1639,7 @@ <h3 class="callout-title">Key Points<a class="anchor" aria-label="anchor" href="
   "identifier": "https://swcarpentry.github.io/shell-novice/03-create.html",
   "dateCreated": "2014-10-22",
   "dateModified": "2024-03-08",
-  "datePublished": "2024-07-02"
+  "datePublished": "2024-07-09"
 }
 
   </script><script>
diff --git a/04-pipefilter.html b/04-pipefilter.html
index 9866d69c1..3c766341b 100644
--- a/04-pipefilter.html
+++ b/04-pipefilter.html
@@ -46,7 +46,7 @@
             </li>
           </ul></li>
       </div>
-      
+
       <div class="dropdown" id="instructor-dropdown">
         <button class="btn btn-secondary dropdown-toggle bordered-button" type="button" id="dropdownMenu1" data-bs-toggle="dropdown" aria-expanded="false">
           <i aria-hidden="true" class="icon" data-feather="eye"></i> Learner View <i data-feather="chevron-down"></i>
@@ -170,7 +170,7 @@ <h2 class="accordion-header" id="flush-headingNine">
                 </div><!--/div.accordion-flush-->
               </div><!--div.sidenav-view-selector -->
             </div><!--/div.col -->
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           <div class="accordion accordion-flush" id="accordionFlush11">
@@ -189,7 +189,7 @@ <h2 class="accordion-header chapters" id="flush-headingEleven">
     <div class="accordion-header" id="flush-heading1">
         <a href="index.html">Summary and Setup</a>
     </div><!--/div.accordion-header-->
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 </div><!--/div.accordion-flush-->
 
@@ -198,7 +198,7 @@ <h2 class="accordion-header chapters" id="flush-headingEleven">
     <div class="accordion-header" id="flush-heading2">
         <a href="01-intro.html">1. Introducing the Shell</a>
     </div><!--/div.accordion-header-->
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@@ -207,7 +207,7 @@ <h2 class="accordion-header chapters" id="flush-headingEleven">
     <div class="accordion-header" id="flush-heading3">
         <a href="02-filedir.html">2. Navigating Files and Directories</a>
     </div><!--/div.accordion-header-->
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 </div><!--/div.accordion-flush-->
 
@@ -216,7 +216,7 @@ <h2 class="accordion-header chapters" id="flush-headingEleven">
     <div class="accordion-header" id="flush-heading4">
         <a href="03-create.html">3. Working With Files and Directories</a>
     </div><!--/div.accordion-header-->
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@@ -230,7 +230,7 @@ <h2 class="accordion-header chapters" id="flush-headingEleven">
         </span>
       </button>
     </div><!--/div.accordion-header-->
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+
     <div id="flush-collapsecurrent" class="accordion-collapse collapse show" aria-labelledby="flush-headingcurrent" data-bs-parent="#accordionFlushcurrent">
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         <ul><li><a href="#capturing-output-from-commands">Capturing output from commands</a></li>
@@ -241,7 +241,7 @@ <h2 class="accordion-header chapters" id="flush-headingEleven">
 <li><a href="#nelles-pipeline-checking-files">Nelle’s Pipeline: Checking Files</a></li>
         </ul></div><!--/div.accordion-body-->
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@@ -250,7 +250,7 @@ <h2 class="accordion-header chapters" id="flush-headingEleven">
     <div class="accordion-header" id="flush-heading6">
         <a href="05-loop.html">5. Loops</a>
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@@ -259,7 +259,7 @@ <h2 class="accordion-header chapters" id="flush-headingEleven">
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         <a href="06-script.html">6. Shell Scripts</a>
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@@ -268,7 +268,7 @@ <h2 class="accordion-header chapters" id="flush-headingEleven">
     <div class="accordion-header" id="flush-heading8">
         <a href="07-find.html">7. Finding Things</a>
     </div><!--/div.accordion-header-->
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@@ -300,10 +300,10 @@ <h2 class="accordion-header" id="flush-headingTwelve">
               </div>
             </div>
             <hr class="half-width resources"><a href="aio.html">See all in one page</a>
-            
+
 
             <hr class="d-none d-sm-block d-md-none"><div class="d-grid gap-1">
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@@ -324,18 +324,18 @@ <h2 class="accordion-header" id="flush-headingTwelve">
           Previous: Working With Files
         </a>
         <a class="chapter-link float-end" href="05-loop.html" rel="next">
-          Next: Loops... 
+          Next: Loops...
           <i aria-hidden="true" class="small-arrow" data-feather="arrow-right"></i>
         </a>
       </div>
       <hr></nav><main id="main-content" class="main-content"><div class="container lesson-content">
         <h1>Pipes and Filters</h1>
         <p>Last updated on 2024-04-12 |
-        
+
         <a href="https://github.com/swcarpentry/shell-novice/edit/main/episodes/04-pipefilter.md" class="external-link">Edit this page <i aria-hidden="true" data-feather="edit"></i></a></p>
-        
-        
-        
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+
+
         <div class="text-end">
           <button role="button" aria-pressed="false" tabindex="0" id="expand-code" class="pull-right" data-expand="Expand All Solutions " data-collapse="Collapse All Solutions "> Expand All Solutions <i aria-hidden="true" data-feather="plus"></i></button>
         </div>
@@ -474,8 +474,8 @@ <h3 class="code-label">BASH<i aria-hidden="true" data-feather="chevron-left"></i
 </div>
 </div>
 </div>
-<section id="capturing-output-from-commands"><h2 class="section-heading">Capturing output from commands<a class="anchor" aria-label="anchor" href="#capturing-output-from-commands"></a>
-</h2>
+<section><h2 class="section-heading" id="capturing-output-from-commands">Capturing output from commands<a class="anchor" aria-label="anchor" href="#capturing-output-from-commands"></a>
+<a class="anchor" aria-label="anchor" href="#capturing-output-from-commands"></a></h2>
 <hr class="half-width"><p>Which of these files contains the fewest lines? It’s an easy question
 to answer when there are only six files, but what if there were 6000?
 Our first step toward a solution is to run the command:</p>
@@ -542,8 +542,8 @@ <h3 class="callout-title">Output Page by Page<a class="anchor" aria-label="ancho
 </div>
 </div>
 </div>
-</section><section id="filtering-output"><h2 class="section-heading">Filtering output<a class="anchor" aria-label="anchor" href="#filtering-output"></a>
-</h2>
+</section><section><h2 class="section-heading" id="filtering-output">Filtering output<a class="anchor" aria-label="anchor" href="#filtering-output"></a>
+<a class="anchor" aria-label="anchor" href="#filtering-output"></a></h2>
 <hr class="half-width"><p>Next we’ll use the <code>sort</code> command to sort the contents of
 the <code>lengths.txt</code> file. But first we’ll do an exercise to
 learn a little about the sort command:</p>
@@ -771,8 +771,8 @@ <h4 class="accordion-header" id="headingSolution3"> Show me the solution </h4>
 </div>
 </div>
 </div>
-</section><section id="passing-output-to-another-command"><h2 class="section-heading">Passing output to another command<a class="anchor" aria-label="anchor" href="#passing-output-to-another-command"></a>
-</h2>
+</section><section><h2 class="section-heading" id="passing-output-to-another-command">Passing output to another command<a class="anchor" aria-label="anchor" href="#passing-output-to-another-command"></a>
+<a class="anchor" aria-label="anchor" href="#passing-output-to-another-command"></a></h2>
 <hr class="half-width"><p>In our example of finding the file with the fewest lines, we are
 using two intermediate files <code>lengths.txt</code> and
 <code>sorted-lengths.txt</code> to store output. This is a confusing way
@@ -797,8 +797,8 @@ <h3 class="code-label">OUTPUT<i aria-hidden="true" data-feather="chevron-left"><
 right.</p>
 <p>This has removed the need for the <code>sorted-lengths.txt</code>
 file.</p>
-</section><section id="combining-multiple-commands"><h2 class="section-heading">Combining multiple commands<a class="anchor" aria-label="anchor" href="#combining-multiple-commands"></a>
-</h2>
+</section><section><h2 class="section-heading" id="combining-multiple-commands">Combining multiple commands<a class="anchor" aria-label="anchor" href="#combining-multiple-commands"></a>
+<a class="anchor" aria-label="anchor" href="#combining-multiple-commands"></a></h2>
 <hr class="half-width"><p>Nothing prevents us from chaining pipes consecutively. We can for
 example send the output of <code>wc</code> directly to
 <code>sort</code>, and then send the resulting output to
@@ -872,8 +872,8 @@ <h4 class="accordion-header" id="headingSolution4"> Show me the solution </h4>
 </div>
 </div>
 </div>
-</section><section id="tools-designed-to-work-together"><h2 class="section-heading">Tools designed to work together<a class="anchor" aria-label="anchor" href="#tools-designed-to-work-together"></a>
-</h2>
+</section><section><h2 class="section-heading" id="tools-designed-to-work-together">Tools designed to work together<a class="anchor" aria-label="anchor" href="#tools-designed-to-work-together"></a>
+<a class="anchor" aria-label="anchor" href="#tools-designed-to-work-together"></a></h2>
 <hr class="half-width"><p>This idea of linking programs together is why Unix has been so
 successful. Instead of creating enormous programs that try to do many
 different things, Unix programmers focus on creating lots of simple
@@ -1050,8 +1050,8 @@ <h4 class="accordion-header" id="headingSolution7"> Show me the solution </h4>
 </div>
 </div>
 </div>
-</section><section id="nelles-pipeline-checking-files"><h2 class="section-heading">Nelle’s Pipeline: Checking Files<a class="anchor" aria-label="anchor" href="#nelles-pipeline-checking-files"></a>
-</h2>
+</section><section><h2 class="section-heading" id="nelles-pipeline-checking-files">Nelle’s Pipeline: Checking Files<a class="anchor" aria-label="anchor" href="#nelles-pipeline-checking-files"></a>
+<a class="anchor" aria-label="anchor" href="#nelles-pipeline-checking-files"></a></h2>
 <hr class="half-width"><p>Nelle has run her samples through the assay machines and created 17
 files in the <code>north-pacific-gyre</code> directory described
 earlier. As a quick check, starting from the
@@ -1215,7 +1215,7 @@ <h3 class="callout-title">Key Points<a class="anchor" aria-label="anchor" href="
           Previous: Working With Files
         </a>
         <a class="chapter-link float-end" href="05-loop.html" rel="next">
-          Next: Loops... 
+          Next: Loops...
           <i aria-hidden="true" class="small-arrow" data-feather="arrow-right"></i>
         </a>
       </div>
@@ -1226,18 +1226,18 @@ <h3 class="callout-title">Key Points<a class="anchor" aria-label="anchor" href="
       		<footer class="row footer mx-md-3"><hr><div class="col-md-6">
         <p>This lesson is subject to the <a href="CODE_OF_CONDUCT.html">Code of Conduct</a></p>
         <p>
-        
+
         <a href="https://github.com/swcarpentry/shell-novice/edit/main/episodes/04-pipefilter.md" class="external-link">Edit on GitHub</a>
-        
+
 	
         | <a href="https://github.com/swcarpentry/shell-novice/blob/main/CONTRIBUTING.md" class="external-link">Contributing</a>
         | <a href="https://github.com/swcarpentry/shell-novice/" class="external-link">Source</a></p>
 				<p><a href="https://github.com/swcarpentry/shell-novice/blob/main/CITATION" class="external-link">Cite</a> | <a href="mailto:team@carpentries.org">Contact</a> | <a href="https://carpentries.org/about/" class="external-link">About</a></p>
 			</div>
 			<div class="col-md-6">
-        
+
         <p>Materials licensed under <a href="LICENSE.html">CC-BY 4.0</a> by the authors</p>
-        
+
         <p>Template licensed under <a href="https://creativecommons.org/licenses/by-sa/4.0/" class="external-link">CC-BY 4.0</a> by <a href="https://carpentries.org/" class="external-link">The Carpentries</a></p>
         <p>Built with <a href="https://github.com/carpentries/sandpaper/tree/0.16.5" class="external-link">sandpaper (0.16.5)</a>, <a href="https://github.com/carpentries/pegboard/tree/0.7.6" class="external-link">pegboard (0.7.6)</a>, and <a href="https://github.com/carpentries/varnish/tree/1.0.3" class="external-link">varnish (1.0.3)</a></p>
 			</div>
@@ -1262,7 +1262,7 @@ <h3 class="callout-title">Key Points<a class="anchor" aria-label="anchor" href="
   "identifier": "https://swcarpentry.github.io/shell-novice/04-pipefilter.html",
   "dateCreated": "2014-10-22",
   "dateModified": "2024-04-12",
-  "datePublished": "2024-07-02"
+  "datePublished": "2024-07-09"
 }
 
   </script><script>
diff --git a/05-loop.html b/05-loop.html
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--- a/05-loop.html
+++ b/05-loop.html
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             </li>
           </ul></li>
       </div>
-      
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             <hr class="half-width resources"><a href="aio.html">See all in one page</a>
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           Previous: Pipes and Filters
         </a>
         <a class="chapter-link float-end" href="06-script.html" rel="next">
-          Next: Shell Scripts... 
+          Next: Shell Scripts...
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         </a>
       </div>
       <hr></nav><main id="main-content" class="main-content"><div class="container lesson-content">
         <h1>Loops</h1>
         <p>Last updated on 2023-11-10 |
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         <a href="https://github.com/swcarpentry/shell-novice/edit/main/episodes/05-loop.md" class="external-link">Edit this page <i aria-hidden="true" data-feather="edit"></i></a></p>
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@@ -544,7 +544,7 @@ <h3 class="callout-title">Write your own loop<a class="anchor" aria-label="ancho
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 <div class="accordion-body">
 <div class="codewrapper sourceCode" id="cb7">
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 <div class="accordion-body">
 <p>The first code block gives the same output on each iteration through
 the loop. Bash expands the wildcard <code>*.pdb</code> within the loop
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 <p>4 is the correct answer. <code>*</code> matches zero or more
 characters, so any file name starting with the letter c, followed by
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 <div class="accordion-body">
 <p>4 is the correct answer. <code>*</code> matches zero or more
 characters, so a file name with zero or more characters before a letter
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 <ol style="list-style-type: decimal"><li>The text from each file in turn gets written to the
 <code>alkanes.pdb</code> file. However, the file gets overwritten on
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 </button>
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 <div class="accordion-body">
 <p>3 is the correct answer. <code>&gt;&gt;</code> appends to a file,
 rather than overwriting it with the redirected output from a command.
@@ -1005,8 +1005,8 @@ <h3 class="code-label">BASH<i aria-hidden="true" data-feather="chevron-left"></i
 <p>The following diagram shows what happens when the modified loop is
 executed and demonstrates how the judicious use of <code>echo</code> is
 a good debugging technique.</p>
-<figure><img src="fig/shell_script_for_loop_flow_chart.svg" alt='The for loop "for filename in .dat; do echo cp $filename original-$filename;done" will successively assign the names of all ".dat" files in your currentdirectory to the variable "$filename" and then execute the command. With thefiles "basilisk.dat", "minotaur.dat" and "unicorn.dat" in the current directorythe loop will successively call the echo command three times and print threelines: "cp basislisk.dat original-basilisk.dat", then "cp minotaur.datoriginal-minotaur.dat" and finally "cp unicorn.datoriginal-unicorn.dat"' class="figure mx-auto d-block"></figure><section id="nelles-pipeline-processing-files"><h2 class="section-heading">Nelle’s Pipeline: Processing Files<a class="anchor" aria-label="anchor" href="#nelles-pipeline-processing-files"></a>
-</h2>
+<figure><img src="fig/shell_script_for_loop_flow_chart.svg" alt='The for loop "for filename in .dat; do echo cp $filename original-$filename;done" will successively assign the names of all ".dat" files in your currentdirectory to the variable "$filename" and then execute the command. With thefiles "basilisk.dat", "minotaur.dat" and "unicorn.dat" in the current directorythe loop will successively call the echo command three times and print threelines: "cp basislisk.dat original-basilisk.dat", then "cp minotaur.datoriginal-minotaur.dat" and finally "cp unicorn.datoriginal-unicorn.dat"' class="figure mx-auto d-block"></figure><section><h2 class="section-heading" id="nelles-pipeline-processing-files">Nelle’s Pipeline: Processing Files<a class="anchor" aria-label="anchor" href="#nelles-pipeline-processing-files"></a>
+<a class="anchor" aria-label="anchor" href="#nelles-pipeline-processing-files"></a></h2>
 <hr class="half-width"><p>Nelle is now ready to process her data files using
 <code>goostats.sh</code> — a shell script written by her supervisor.
 This calculates some statistics from a protein sample file and takes two
@@ -1236,7 +1236,7 @@ <h3 class="code-label">BASH<i aria-hidden="true" data-feather="chevron-left"></i
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 <div class="accordion-body">
 <p>The second version is the one we want to run. This prints to screen
 everything enclosed in the quote marks, expanding the loop variable name
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 <div class="accordion-body">
 <p>We have a nested loop, i.e. contained within another loop, so for
 each species in the outer loop, the inner loop (the nested loop)
@@ -1336,7 +1336,7 @@ <h3 class="callout-title">Key Points<a class="anchor" aria-label="anchor" href="
           Previous: Pipes and Filters
         </a>
         <a class="chapter-link float-end" href="06-script.html" rel="next">
-          Next: Shell Scripts... 
+          Next: Shell Scripts...
           <i aria-hidden="true" class="small-arrow" data-feather="arrow-right"></i>
         </a>
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       		<footer class="row footer mx-md-3"><hr><div class="col-md-6">
         <p>This lesson is subject to the <a href="CODE_OF_CONDUCT.html">Code of Conduct</a></p>
         <p>
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         <a href="https://github.com/swcarpentry/shell-novice/edit/main/episodes/05-loop.md" class="external-link">Edit on GitHub</a>
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+
 	
         | <a href="https://github.com/swcarpentry/shell-novice/blob/main/CONTRIBUTING.md" class="external-link">Contributing</a>
         | <a href="https://github.com/swcarpentry/shell-novice/" class="external-link">Source</a></p>
 				<p><a href="https://github.com/swcarpentry/shell-novice/blob/main/CITATION" class="external-link">Cite</a> | <a href="mailto:team@carpentries.org">Contact</a> | <a href="https://carpentries.org/about/" class="external-link">About</a></p>
 			</div>
 			<div class="col-md-6">
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         <p>Template licensed under <a href="https://creativecommons.org/licenses/by-sa/4.0/" class="external-link">CC-BY 4.0</a> by <a href="https://carpentries.org/" class="external-link">The Carpentries</a></p>
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 			</div>
@@ -1383,7 +1383,7 @@ <h3 class="callout-title">Key Points<a class="anchor" aria-label="anchor" href="
   "identifier": "https://swcarpentry.github.io/shell-novice/05-loop.html",
   "dateCreated": "2014-10-22",
   "dateModified": "2023-11-10",
-  "datePublished": "2024-07-02"
+  "datePublished": "2024-07-09"
 }
 
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         <a class="chapter-link float-end" href="07-find.html" rel="next">
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       <hr></nav><main id="main-content" class="main-content"><div class="container lesson-content">
         <h1>Shell Scripts</h1>
         <p>Last updated on 2023-08-05 |
-        
+
         <a href="https://github.com/swcarpentry/shell-novice/edit/main/episodes/06-script.md" class="external-link">Edit this page <i aria-hidden="true" data-feather="edit"></i></a></p>
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 to recycle what they discover about their data and their workflow with
 one call to <code>history</code> and a bit of editing to clean up the
 output and save it as a shell script.</p>
-<section id="nelles-pipeline-creating-a-script"><h2 class="section-heading">Nelle’s Pipeline: Creating a Script<a class="anchor" aria-label="anchor" href="#nelles-pipeline-creating-a-script"></a>
-</h2>
+<section><h2 class="section-heading" id="nelles-pipeline-creating-a-script">Nelle’s Pipeline: Creating a Script<a class="anchor" aria-label="anchor" href="#nelles-pipeline-creating-a-script"></a>
+<a class="anchor" aria-label="anchor" href="#nelles-pipeline-creating-a-script"></a></h2>
 <hr class="half-width"><p>Nelle’s supervisor insisted that all her analytics must be
 reproducible. The easiest way to capture all the steps is in a
 script.</p>
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           Previous: Loops
         </a>
         <a class="chapter-link float-end" href="07-find.html" rel="next">
-          Next: Finding Things... 
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           <i aria-hidden="true" class="small-arrow" data-feather="arrow-right"></i>
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       		<footer class="row footer mx-md-3"><hr><div class="col-md-6">
         <p>This lesson is subject to the <a href="CODE_OF_CONDUCT.html">Code of Conduct</a></p>
         <p>
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         <a href="https://github.com/swcarpentry/shell-novice/edit/main/episodes/06-script.md" class="external-link">Edit on GitHub</a>
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+
 	
         | <a href="https://github.com/swcarpentry/shell-novice/blob/main/CONTRIBUTING.md" class="external-link">Contributing</a>
         | <a href="https://github.com/swcarpentry/shell-novice/" class="external-link">Source</a></p>
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 			<div class="col-md-6">
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         <p>Materials licensed under <a href="LICENSE.html">CC-BY 4.0</a> by the authors</p>
-        
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         <p>Template licensed under <a href="https://creativecommons.org/licenses/by-sa/4.0/" class="external-link">CC-BY 4.0</a> by <a href="https://carpentries.org/" class="external-link">The Carpentries</a></p>
         <p>Built with <a href="https://github.com/carpentries/sandpaper/tree/0.16.5" class="external-link">sandpaper (0.16.5)</a>, <a href="https://github.com/carpentries/pegboard/tree/0.7.6" class="external-link">pegboard (0.7.6)</a>, and <a href="https://github.com/carpentries/varnish/tree/1.0.3" class="external-link">varnish (1.0.3)</a></p>
 			</div>
@@ -1129,7 +1129,7 @@ <h3 class="callout-title">Key Points<a class="anchor" aria-label="anchor" href="
   "identifier": "https://swcarpentry.github.io/shell-novice/06-script.html",
   "dateCreated": "2014-10-22",
   "dateModified": "2023-08-05",
-  "datePublished": "2024-07-02"
+  "datePublished": "2024-07-09"
 }
 
   </script><script>
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         <h1>Finding Things</h1>
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 				<p><a href="https://github.com/swcarpentry/shell-novice/blob/main/CITATION" class="external-link">Cite</a> | <a href="mailto:team@carpentries.org">Contact</a> | <a href="https://carpentries.org/about/" class="external-link">About</a></p>
 			</div>
 			<div class="col-md-6">
-        
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 			</div>
 			<div class="col-md-6">
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         <a href="https://github.com/swcarpentry/shell-novice/edit/main/CODE_OF_CONDUCT.md" class="external-link">Edit on GitHub</a>
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+
 	
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 				<p><a href="https://github.com/swcarpentry/shell-novice/blob/main/CITATION" class="external-link">Cite</a> | <a href="mailto:team@carpentries.org">Contact</a> | <a href="https://carpentries.org/about/" class="external-link">About</a></p>
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 			<div class="col-md-6">
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+
         <p>Materials licensed under <a href="LICENSE.html">CC-BY 4.0</a> by the authors</p>
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             <hr class="half-width resources"><a href="aio.html">See all in one page</a>
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@@ -315,19 +315,19 @@ <h2 class="accordion-header" id="flush-headingTwelve">
       <hr></nav><main id="main-content" class="main-content"><div class="container lesson-content">
         <h1>Licenses</h1>
         <p>Last updated on 2023-05-02 |
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+
         <a href="https://github.com/swcarpentry/shell-novice/edit/main/LICENSE.md" class="external-link">Edit this page <i aria-hidden="true" data-feather="edit"></i></a></p>
-        
-        
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+
+
+
         <div class="text-end">
           <button role="button" aria-pressed="false" tabindex="0" id="expand-code" class="pull-right" data-expand="Expand All Solutions " data-collapse="Collapse All Solutions "> Expand All Solutions <i aria-hidden="true" data-feather="plus"></i></button>
         </div>
 
         
 
-<section id="instructional-material"><h2 class="section-heading">Instructional Material<a class="anchor" aria-label="anchor" href="#instructional-material"></a>
-</h2>
+<section><h2 class="section-heading" id="instructional-material">Instructional Material<a class="anchor" aria-label="anchor" href="#instructional-material"></a>
+<a class="anchor" aria-label="anchor" href="#instructional-material"></a></h2>
 <hr class="half-width"><p>All Carpentries (Software Carpentry, Data Carpentry, and Library
 Carpentry) instructional material is made available under the <a href="https://creativecommons.org/licenses/by/4.0/" class="external-link">Creative Commons
 Attribution license</a>. The following is a human-readable summary of
@@ -360,8 +360,8 @@ <h1>Licenses</h1>
 permissions necessary for your intended use. For example, other rights
 such as publicity, privacy, or moral rights may limit how you use the
 material.</li>
-</ul></section><section id="software"><h2 class="section-heading">Software<a class="anchor" aria-label="anchor" href="#software"></a>
-</h2>
+</ul></section><section><h2 class="section-heading" id="software">Software<a class="anchor" aria-label="anchor" href="#software"></a>
+<a class="anchor" aria-label="anchor" href="#software"></a></h2>
 <hr class="half-width"><p>Except where otherwise noted, the example programs and other software
 provided by The Carpentries are made available under the <a href="https://opensource.org" class="external-link">OSI</a>-approved <a href="https://opensource.org/licenses/mit-license.html" class="external-link">MIT
 license</a>.</p>
@@ -381,8 +381,8 @@ <h1>Licenses</h1>
 CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
 TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
 SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.</p>
-</section><section id="trademark"><h2 class="section-heading">Trademark<a class="anchor" aria-label="anchor" href="#trademark"></a>
-</h2>
+</section><section><h2 class="section-heading" id="trademark">Trademark<a class="anchor" aria-label="anchor" href="#trademark"></a>
+<a class="anchor" aria-label="anchor" href="#trademark"></a></h2>
 <hr class="half-width"><p>“The Carpentries”, “Software Carpentry”, “Data Carpentry”, and
 “Library Carpentry” and their respective logos are registered trademarks
 of <a href="https://communityin.org/" class="external-link">Community Initiatives</a>.</p>
@@ -409,18 +409,18 @@ <h1>Licenses</h1>
       		<footer class="row footer mx-md-3"><hr><div class="col-md-6">
         <p>This lesson is subject to the <a href="CODE_OF_CONDUCT.html">Code of Conduct</a></p>
         <p>
-        
+
         <a href="https://github.com/swcarpentry/shell-novice/edit/main/LICENSE.md" class="external-link">Edit on GitHub</a>
-        
+
 	
         | <a href="https://github.com/swcarpentry/shell-novice/blob/main/CONTRIBUTING.md" class="external-link">Contributing</a>
         | <a href="https://github.com/swcarpentry/shell-novice/" class="external-link">Source</a></p>
 				<p><a href="https://github.com/swcarpentry/shell-novice/blob/main/CITATION" class="external-link">Cite</a> | <a href="mailto:team@carpentries.org">Contact</a> | <a href="https://carpentries.org/about/" class="external-link">About</a></p>
 			</div>
 			<div class="col-md-6">
-        
+
         <p>Materials licensed under <a href="LICENSE.html">CC-BY 4.0</a> by the authors</p>
-        
+
         <p>Template licensed under <a href="https://creativecommons.org/licenses/by-sa/4.0/" class="external-link">CC-BY 4.0</a> by <a href="https://carpentries.org/" class="external-link">The Carpentries</a></p>
         <p>Built with <a href="https://github.com/carpentries/sandpaper/tree/0.16.5" class="external-link">sandpaper (0.16.5)</a>, <a href="https://github.com/carpentries/pegboard/tree/0.7.6" class="external-link">pegboard (0.7.6)</a>, and <a href="https://github.com/carpentries/varnish/tree/1.0.3" class="external-link">varnish (1.0.3)</a></p>
 			</div>
@@ -445,7 +445,7 @@ <h1>Licenses</h1>
   "identifier": "https://swcarpentry.github.io/shell-novice/LICENSE.html",
   "dateCreated": "2014-10-22",
   "dateModified": "2023-05-02",
-  "datePublished": "2024-07-02"
+  "datePublished": "2024-07-09"
 }
 
   </script><script>
diff --git a/aio.html b/aio.html
index 40297b73e..606212418 100644
--- a/aio.html
+++ b/aio.html
@@ -65,7 +65,7 @@
           </ul>
 </li>
       </div>
-      
+
       <div class="dropdown" id="instructor-dropdown">
         <button class="btn btn-secondary dropdown-toggle bordered-button" type="button" id="dropdownMenu1" data-bs-toggle="dropdown" aria-expanded="false">
           <i aria-hidden="true" class="icon" data-feather="eye"></i> Learner View <i data-feather="chevron-down"></i>
@@ -204,7 +204,7 @@ <h2 class="accordion-header" id="flush-headingNine">
 <!--div.sidenav-view-selector -->
             </div>
 <!--/div.col -->
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 </div>
 <!--/div.mobile-row -->
@@ -226,7 +226,7 @@ <h2 class="accordion-header chapters" id="flush-headingEleven">
         <a href="index.html">Summary and Setup</a>
     </div>
 <!--/div.accordion-header-->
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 <!--/div.accordion-item-->
 </div>
@@ -238,7 +238,7 @@ <h2 class="accordion-header chapters" id="flush-headingEleven">
         <a href="01-intro.html">1. Introducing the Shell</a>
     </div>
 <!--/div.accordion-header-->
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 <!--/div.accordion-item-->
 </div>
@@ -250,7 +250,7 @@ <h2 class="accordion-header chapters" id="flush-headingEleven">
         <a href="02-filedir.html">2. Navigating Files and Directories</a>
     </div>
 <!--/div.accordion-header-->
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 <!--/div.accordion-item-->
 </div>
@@ -262,7 +262,7 @@ <h2 class="accordion-header chapters" id="flush-headingEleven">
         <a href="03-create.html">3. Working With Files and Directories</a>
     </div>
 <!--/div.accordion-header-->
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 <!--/div.accordion-item-->
 </div>
@@ -274,7 +274,7 @@ <h2 class="accordion-header chapters" id="flush-headingEleven">
         <a href="04-pipefilter.html">4. Pipes and Filters</a>
     </div>
 <!--/div.accordion-header-->
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 <!--/div.accordion-item-->
 </div>
@@ -286,7 +286,7 @@ <h2 class="accordion-header chapters" id="flush-headingEleven">
         <a href="05-loop.html">5. Loops</a>
     </div>
 <!--/div.accordion-header-->
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 </div>
@@ -298,7 +298,7 @@ <h2 class="accordion-header chapters" id="flush-headingEleven">
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@@ -310,7 +310,7 @@ <h2 class="accordion-header chapters" id="flush-headingEleven">
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@@ -349,11 +349,11 @@ <h2 class="accordion-header" id="flush-headingTwelve">
             </div>
             <hr class="half-width resources">
 <a href="aio.html">See all in one page</a>
-            
+
 
             <hr class="d-none d-sm-block d-md-none">
 <div class="d-grid gap-1">
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 <!-- /div.accordion -->
@@ -374,7 +374,7 @@ <h2 class="accordion-header" id="flush-headingTwelve">
 <section id="aio-01-intro"><p>Content from <a href="01-intro.html">Introducing the Shell</a></p>
 <hr>
 <p>Last updated on 2023-06-09 |
-        
+
         <a href="https://github.com/swcarpentry/shell-novice/edit/main/episodes/01-intro.md" class="external-link">Edit this page <i aria-hidden="true" data-feather="edit"></i></a></p>
 <div class="text-end">
           <button role="button" aria-pressed="false" tabindex="0" id="expand-code" class="pull-right" data-expand="Expand All Solutions " data-collapse="Collapse All Solutions "> Expand All Solutions <i aria-hidden="true" data-feather="plus"></i></button>
@@ -534,7 +534,8 @@ <h3 class="code-label">OUTPUT<i aria-hidden="true" data-feather="chevron-left"><
 </div>
 </div>
 </div>
-<section id="nelles-pipeline-a-typical-problem"><h2 class="section-heading">Nelle’s Pipeline: A Typical Problem<a class="anchor" aria-label="anchor" href="#nelles-pipeline-a-typical-problem"></a>
+<section><h2 class="section-heading" id="nelles-pipeline-a-typical-problem">Nelle’s Pipeline: A Typical Problem<a class="anchor" aria-label="anchor" href="#nelles-pipeline-a-typical-problem"></a>
+<a class="anchor" aria-label="anchor" href="#nelles-pipeline-a-typical-problem"></a>
 </h2>
 <hr class="half-width">
 <p>Nelle Nemo, a marine biologist, has just returned from a six-month
@@ -596,7 +597,7 @@ <h3 class="callout-title">Key Points<a class="anchor" aria-label="anchor" href="
 </section></section><section id="aio-02-filedir"><p>Content from <a href="02-filedir.html">Navigating Files and Directories</a></p>
 <hr>
 <p>Last updated on 2024-03-08 |
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         <a href="https://github.com/swcarpentry/shell-novice/edit/main/episodes/02-filedir.md" class="external-link">Edit this page <i aria-hidden="true" data-feather="edit"></i></a></p>
 <div class="text-end">
           <button role="button" aria-pressed="false" tabindex="0" id="expand-code" class="pull-right" data-expand="Expand All Solutions " data-collapse="Collapse All Solutions "> Expand All Solutions <i aria-hidden="true" data-feather="plus"></i></button>
@@ -1474,7 +1475,8 @@ <h4 class="accordion-header" id="headingSolution5"> Show me the solution </h4>
 </div>
 </div>
 </div>
-<section id="general-syntax-of-a-shell-command"><h2 class="section-heading">General Syntax of a Shell Command<a class="anchor" aria-label="anchor" href="#general-syntax-of-a-shell-command"></a>
+<section><h2 class="section-heading" id="general-syntax-of-a-shell-command">General Syntax of a Shell Command<a class="anchor" aria-label="anchor" href="#general-syntax-of-a-shell-command"></a>
+<a class="anchor" aria-label="anchor" href="#general-syntax-of-a-shell-command"></a>
 </h2>
 <hr class="half-width">
 <p>We have now encountered commands, options, and arguments, but it is
@@ -1653,7 +1655,7 @@ <h3 class="callout-title">Key Points<a class="anchor" aria-label="anchor" href="
 </section></section><section id="aio-03-create"><p>Content from <a href="03-create.html">Working With Files and Directories</a></p>
 <hr>
 <p>Last updated on 2024-03-08 |
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         <a href="https://github.com/swcarpentry/shell-novice/edit/main/episodes/03-create.md" class="external-link">Edit this page <i aria-hidden="true" data-feather="edit"></i></a></p>
 <div class="text-end">
           <button role="button" aria-pressed="false" tabindex="0" id="expand-code" class="pull-right" data-expand="Expand All Solutions " data-collapse="Collapse All Solutions "> Expand All Solutions <i aria-hidden="true" data-feather="plus"></i></button>
@@ -1687,7 +1689,8 @@ <h3 class="card-title">Objectives</h3>
 </div>
 </div>
 </div>
-<section id="creating-directories"><h2 class="section-heading">Creating directories<a class="anchor" aria-label="anchor" href="#creating-directories"></a>
+<section><h2 class="section-heading" id="creating-directories">Creating directories<a class="anchor" aria-label="anchor" href="#creating-directories"></a>
+<a class="anchor" aria-label="anchor" href="#creating-directories"></a>
 </h2>
 <hr class="half-width">
 <p>We now know how to explore files and directories, but how do we
@@ -2040,7 +2043,8 @@ <h3 class="callout-title">What’s In A Name?<a class="anchor" aria-label="ancho
 </div>
 </div>
 </div>
-</section><section id="moving-files-and-directories"><h2 class="section-heading">Moving files and directories<a class="anchor" aria-label="anchor" href="#moving-files-and-directories"></a>
+</section><section><h2 class="section-heading" id="moving-files-and-directories">Moving files and directories<a class="anchor" aria-label="anchor" href="#moving-files-and-directories"></a>
+<a class="anchor" aria-label="anchor" href="#moving-files-and-directories"></a>
 </h2>
 <hr class="half-width">
 <p>Returning to the <code>shell-lesson-data/exercise-data/writing</code>
@@ -2186,7 +2190,8 @@ <h3 class="code-label">BASH<i aria-hidden="true" data-feather="chevron-left"></i
 </div>
 </div>
 </div>
-</section><section id="copying-files-and-directories"><h2 class="section-heading">Copying files and directories<a class="anchor" aria-label="anchor" href="#copying-files-and-directories"></a>
+</section><section><h2 class="section-heading" id="copying-files-and-directories">Copying files and directories<a class="anchor" aria-label="anchor" href="#copying-files-and-directories"></a>
+<a class="anchor" aria-label="anchor" href="#copying-files-and-directories"></a>
 </h2>
 <hr class="half-width">
 <p>The <code>cp</code> command works very much like <code>mv</code>,
@@ -2363,7 +2368,8 @@ <h4 class="accordion-header" id="headingSolution4"> Show me the solution </h4>
 </div>
 </div>
 </div>
-</section><section id="removing-files-and-directories"><h2 class="section-heading">Removing files and directories<a class="anchor" aria-label="anchor" href="#removing-files-and-directories"></a>
+</section><section><h2 class="section-heading" id="removing-files-and-directories">Removing files and directories<a class="anchor" aria-label="anchor" href="#removing-files-and-directories"></a>
+<a class="anchor" aria-label="anchor" href="#removing-files-and-directories"></a>
 </h2>
 <hr class="half-width">
 <p>Returning to the <code>shell-lesson-data/exercise-data/writing</code>
@@ -2465,7 +2471,8 @@ <h3 class="code-label">BASH<i aria-hidden="true" data-feather="chevron-left"></i
 <p>Given that there is no way to retrieve files deleted using the shell,
 <code>rm -r</code> <em>should be used with great caution</em> (you might
 consider adding the interactive option <code>rm -r -i</code>).</p>
-</section><section id="operations-with-multiple-files-and-directories"><h2 class="section-heading">Operations with multiple files and directories<a class="anchor" aria-label="anchor" href="#operations-with-multiple-files-and-directories"></a>
+</section><section><h2 class="section-heading" id="operations-with-multiple-files-and-directories">Operations with multiple files and directories<a class="anchor" aria-label="anchor" href="#operations-with-multiple-files-and-directories"></a>
+<a class="anchor" aria-label="anchor" href="#operations-with-multiple-files-and-directories"></a>
 </h2>
 <hr class="half-width">
 <p>Oftentimes one needs to copy or move several files at once. This can
@@ -2937,7 +2944,7 @@ <h3 class="callout-title">Key Points<a class="anchor" aria-label="anchor" href="
 </section></section><section id="aio-04-pipefilter"><p>Content from <a href="04-pipefilter.html">Pipes and Filters</a></p>
 <hr>
 <p>Last updated on 2024-04-12 |
-        
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         <a href="https://github.com/swcarpentry/shell-novice/edit/main/episodes/04-pipefilter.md" class="external-link">Edit this page <i aria-hidden="true" data-feather="edit"></i></a></p>
 <div class="text-end">
           <button role="button" aria-pressed="false" tabindex="0" id="expand-code" class="pull-right" data-expand="Expand All Solutions " data-collapse="Collapse All Solutions "> Expand All Solutions <i aria-hidden="true" data-feather="plus"></i></button>
@@ -3078,7 +3085,8 @@ <h3 class="code-label">BASH<i aria-hidden="true" data-feather="chevron-left"></i
 </div>
 </div>
 </div>
-<section id="capturing-output-from-commands"><h2 class="section-heading">Capturing output from commands<a class="anchor" aria-label="anchor" href="#capturing-output-from-commands"></a>
+<section><h2 class="section-heading" id="capturing-output-from-commands">Capturing output from commands<a class="anchor" aria-label="anchor" href="#capturing-output-from-commands"></a>
+<a class="anchor" aria-label="anchor" href="#capturing-output-from-commands"></a>
 </h2>
 <hr class="half-width">
 <p>Which of these files contains the fewest lines? It’s an easy question
@@ -3147,7 +3155,8 @@ <h3 class="callout-title">Output Page by Page<a class="anchor" aria-label="ancho
 </div>
 </div>
 </div>
-</section><section id="filtering-output"><h2 class="section-heading">Filtering output<a class="anchor" aria-label="anchor" href="#filtering-output"></a>
+</section><section><h2 class="section-heading" id="filtering-output">Filtering output<a class="anchor" aria-label="anchor" href="#filtering-output"></a>
+<a class="anchor" aria-label="anchor" href="#filtering-output"></a>
 </h2>
 <hr class="half-width">
 <p>Next we’ll use the <code>sort</code> command to sort the contents of
@@ -3379,7 +3388,8 @@ <h4 class="accordion-header" id="headingSolution3"> Show me the solution </h4>
 </div>
 </div>
 </div>
-</section><section id="passing-output-to-another-command"><h2 class="section-heading">Passing output to another command<a class="anchor" aria-label="anchor" href="#passing-output-to-another-command"></a>
+</section><section><h2 class="section-heading" id="passing-output-to-another-command">Passing output to another command<a class="anchor" aria-label="anchor" href="#passing-output-to-another-command"></a>
+<a class="anchor" aria-label="anchor" href="#passing-output-to-another-command"></a>
 </h2>
 <hr class="half-width">
 <p>In our example of finding the file with the fewest lines, we are
@@ -3406,7 +3416,8 @@ <h3 class="code-label">OUTPUT<i aria-hidden="true" data-feather="chevron-left"><
 right.</p>
 <p>This has removed the need for the <code>sorted-lengths.txt</code>
 file.</p>
-</section><section id="combining-multiple-commands"><h2 class="section-heading">Combining multiple commands<a class="anchor" aria-label="anchor" href="#combining-multiple-commands"></a>
+</section><section><h2 class="section-heading" id="combining-multiple-commands">Combining multiple commands<a class="anchor" aria-label="anchor" href="#combining-multiple-commands"></a>
+<a class="anchor" aria-label="anchor" href="#combining-multiple-commands"></a>
 </h2>
 <hr class="half-width">
 <p>Nothing prevents us from chaining pipes consecutively. We can for
@@ -3484,7 +3495,8 @@ <h4 class="accordion-header" id="headingSolution4"> Show me the solution </h4>
 </div>
 </div>
 </div>
-</section><section id="tools-designed-to-work-together"><h2 class="section-heading">Tools designed to work together<a class="anchor" aria-label="anchor" href="#tools-designed-to-work-together"></a>
+</section><section><h2 class="section-heading" id="tools-designed-to-work-together">Tools designed to work together<a class="anchor" aria-label="anchor" href="#tools-designed-to-work-together"></a>
+<a class="anchor" aria-label="anchor" href="#tools-designed-to-work-together"></a>
 </h2>
 <hr class="half-width">
 <p>This idea of linking programs together is why Unix has been so
@@ -3665,7 +3677,8 @@ <h4 class="accordion-header" id="headingSolution7"> Show me the solution </h4>
 </div>
 </div>
 </div>
-</section><section id="nelles-pipeline-checking-files"><h2 class="section-heading">Nelle’s Pipeline: Checking Files<a class="anchor" aria-label="anchor" href="#nelles-pipeline-checking-files"></a>
+</section><section><h2 class="section-heading" id="nelles-pipeline-checking-files">Nelle’s Pipeline: Checking Files<a class="anchor" aria-label="anchor" href="#nelles-pipeline-checking-files"></a>
+<a class="anchor" aria-label="anchor" href="#nelles-pipeline-checking-files"></a>
 </h2>
 <hr class="half-width">
 <p>Nelle has run her samples through the assay machines and created 17
@@ -3828,7 +3841,7 @@ <h3 class="callout-title">Key Points<a class="anchor" aria-label="anchor" href="
 </section></section><section id="aio-05-loop"><p>Content from <a href="05-loop.html">Loops</a></p>
 <hr>
 <p>Last updated on 2023-11-10 |
-        
+
         <a href="https://github.com/swcarpentry/shell-novice/edit/main/episodes/05-loop.md" class="external-link">Edit this page <i aria-hidden="true" data-feather="edit"></i></a></p>
 <div class="text-end">
           <button role="button" aria-pressed="false" tabindex="0" id="expand-code" class="pull-right" data-expand="Expand All Solutions " data-collapse="Collapse All Solutions "> Expand All Solutions <i aria-hidden="true" data-feather="plus"></i></button>
@@ -4044,7 +4057,7 @@ <h3 class="callout-title">Write your own loop<a class="anchor" aria-label="ancho
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution1" aria-expanded="false" aria-controls="collapseSolution1">
   <h4 class="accordion-header" id="headingSolution1"> Show me the solution </h4>
 </button>
-<div id="collapseSolution1" class="accordion-collapse collapse" data-bs-parent="#accordionSolution1" aria-labelledby="headingSolution1">
+<div id="collapseSolution1" class="accordion-collapse collapse" aria-labelledby="headingSolution1" data-bs-parent="#accordionSolution1">
 <div class="accordion-body">
 <div class="codewrapper sourceCode" id="cb7">
 <h3 class="code-label">BASH<i aria-hidden="true" data-feather="chevron-left"></i><i aria-hidden="true" data-feather="chevron-right"></i>
@@ -4115,7 +4128,7 @@ <h3 class="code-label">BASH<i aria-hidden="true" data-feather="chevron-left"></i
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution2" aria-expanded="false" aria-controls="collapseSolution2">
   <h4 class="accordion-header" id="headingSolution2"> Show me the solution </h4>
 </button>
-<div id="collapseSolution2" class="accordion-collapse collapse" data-bs-parent="#accordionSolution2" aria-labelledby="headingSolution2">
+<div id="collapseSolution2" class="accordion-collapse collapse" aria-labelledby="headingSolution2" data-bs-parent="#accordionSolution2">
 <div class="accordion-body">
 <p>The first code block gives the same output on each iteration through
 the loop. Bash expands the wildcard <code>*.pdb</code> within the loop
@@ -4190,7 +4203,7 @@ <h3 class="code-label">BASH<i aria-hidden="true" data-feather="chevron-left"></i
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution3" aria-expanded="false" aria-controls="collapseSolution3">
   <h4 class="accordion-header" id="headingSolution3"> Show me the solution </h4>
 </button>
-<div id="collapseSolution3" class="accordion-collapse collapse" data-bs-parent="#accordionSolution3" aria-labelledby="headingSolution3">
+<div id="collapseSolution3" class="accordion-collapse collapse" aria-labelledby="headingSolution3" data-bs-parent="#accordionSolution3">
 <div class="accordion-body">
 <p>4 is the correct answer. <code>*</code> matches zero or more
 characters, so any file name starting with the letter c, followed by
@@ -4233,7 +4246,7 @@ <h3 class="code-label">BASH<i aria-hidden="true" data-feather="chevron-left"></i
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution4" aria-expanded="false" aria-controls="collapseSolution4">
   <h4 class="accordion-header" id="headingSolution4"> Show me the solution </h4>
 </button>
-<div id="collapseSolution4" class="accordion-collapse collapse" data-bs-parent="#accordionSolution4" aria-labelledby="headingSolution4">
+<div id="collapseSolution4" class="accordion-collapse collapse" aria-labelledby="headingSolution4" data-bs-parent="#accordionSolution4">
 <div class="accordion-body">
 <p>4 is the correct answer. <code>*</code> matches zero or more
 characters, so a file name with zero or more characters before a letter
@@ -4284,7 +4297,7 @@ <h3 class="code-label">BASH<i aria-hidden="true" data-feather="chevron-left"></i
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   <h4 class="accordion-header" id="headingSolution5"> Show me the solution </h4>
 </button>
-<div id="collapseSolution5" class="accordion-collapse collapse" data-bs-parent="#accordionSolution5" aria-labelledby="headingSolution5">
+<div id="collapseSolution5" class="accordion-collapse collapse" aria-labelledby="headingSolution5" data-bs-parent="#accordionSolution5">
 <div class="accordion-body">
 <ol style="list-style-type: decimal">
 <li>The text from each file in turn gets written to the
@@ -4340,7 +4353,7 @@ <h3 class="code-label">BASH<i aria-hidden="true" data-feather="chevron-left"></i
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   <h4 class="accordion-header" id="headingSolution6"> Show me the solution </h4>
 </button>
-<div id="collapseSolution6" class="accordion-collapse collapse" data-bs-parent="#accordionSolution6" aria-labelledby="headingSolution6">
+<div id="collapseSolution6" class="accordion-collapse collapse" aria-labelledby="headingSolution6" data-bs-parent="#accordionSolution6">
 <div class="accordion-body">
 <p>3 is the correct answer. <code>&gt;&gt;</code> appends to a file,
 rather than overwriting it with the redirected output from a command.
@@ -4515,7 +4528,8 @@ <h3 class="code-label">BASH<i aria-hidden="true" data-feather="chevron-left"></i
 <p>The following diagram shows what happens when the modified loop is
 executed and demonstrates how the judicious use of <code>echo</code> is
 a good debugging technique.</p>
-<figure><img src="fig/shell_script_for_loop_flow_chart.svg" alt='The for loop "for filename in .dat; do echo cp $filename original-$filename;done" will successively assign the names of all ".dat" files in your currentdirectory to the variable "$filename" and then execute the command. With thefiles "basilisk.dat", "minotaur.dat" and "unicorn.dat" in the current directorythe loop will successively call the echo command three times and print threelines: "cp basislisk.dat original-basilisk.dat", then "cp minotaur.datoriginal-minotaur.dat" and finally "cp unicorn.datoriginal-unicorn.dat"' class="figure mx-auto d-block"></figure><section id="nelles-pipeline-processing-files"><h2 class="section-heading">Nelle’s Pipeline: Processing Files<a class="anchor" aria-label="anchor" href="#nelles-pipeline-processing-files"></a>
+<figure><img src="fig/shell_script_for_loop_flow_chart.svg" alt='The for loop "for filename in .dat; do echo cp $filename original-$filename;done" will successively assign the names of all ".dat" files in your currentdirectory to the variable "$filename" and then execute the command. With thefiles "basilisk.dat", "minotaur.dat" and "unicorn.dat" in the current directorythe loop will successively call the echo command three times and print threelines: "cp basislisk.dat original-basilisk.dat", then "cp minotaur.datoriginal-minotaur.dat" and finally "cp unicorn.datoriginal-unicorn.dat"' class="figure mx-auto d-block"></figure><section><h2 class="section-heading" id="nelles-pipeline-processing-files">Nelle’s Pipeline: Processing Files<a class="anchor" aria-label="anchor" href="#nelles-pipeline-processing-files"></a>
+<a class="anchor" aria-label="anchor" href="#nelles-pipeline-processing-files"></a>
 </h2>
 <hr class="half-width">
 <p>Nelle is now ready to process her data files using
@@ -4751,7 +4765,7 @@ <h3 class="code-label">BASH<i aria-hidden="true" data-feather="chevron-left"></i
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution7" aria-expanded="false" aria-controls="collapseSolution7">
   <h4 class="accordion-header" id="headingSolution7"> Show me the solution </h4>
 </button>
-<div id="collapseSolution7" class="accordion-collapse collapse" data-bs-parent="#accordionSolution7" aria-labelledby="headingSolution7">
+<div id="collapseSolution7" class="accordion-collapse collapse" aria-labelledby="headingSolution7" data-bs-parent="#accordionSolution7">
 <div class="accordion-body">
 <p>The second version is the one we want to run. This prints to screen
 everything enclosed in the quote marks, expanding the loop variable name
@@ -4800,7 +4814,7 @@ <h3 class="code-label">BASH<i aria-hidden="true" data-feather="chevron-left"></i
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   <h4 class="accordion-header" id="headingSolution8"> Show me the solution </h4>
 </button>
-<div id="collapseSolution8" class="accordion-collapse collapse" data-bs-parent="#accordionSolution8" aria-labelledby="headingSolution8">
+<div id="collapseSolution8" class="accordion-collapse collapse" aria-labelledby="headingSolution8" data-bs-parent="#accordionSolution8">
 <div class="accordion-body">
 <p>We have a nested loop, i.e. contained within another loop, so for
 each species in the outer loop, the inner loop (the nested loop)
@@ -4844,7 +4858,7 @@ <h3 class="callout-title">Key Points<a class="anchor" aria-label="anchor" href="
 </section></section><section id="aio-06-script"><p>Content from <a href="06-script.html">Shell Scripts</a></p>
 <hr>
 <p>Last updated on 2023-08-05 |
-        
+
         <a href="https://github.com/swcarpentry/shell-novice/edit/main/episodes/06-script.md" class="external-link">Edit this page <i aria-hidden="true" data-feather="edit"></i></a></p>
 <div class="text-end">
           <button role="button" aria-pressed="false" tabindex="0" id="expand-code" class="pull-right" data-expand="Expand All Solutions " data-collapse="Collapse All Solutions "> Expand All Solutions <i aria-hidden="true" data-feather="plus"></i></button>
@@ -5250,7 +5264,8 @@ <h4 class="accordion-header" id="headingSolution2"> Show me the solution </h4>
 to recycle what they discover about their data and their workflow with
 one call to <code>history</code> and a bit of editing to clean up the
 output and save it as a shell script.</p>
-<section id="nelles-pipeline-creating-a-script"><h2 class="section-heading">Nelle’s Pipeline: Creating a Script<a class="anchor" aria-label="anchor" href="#nelles-pipeline-creating-a-script"></a>
+<section><h2 class="section-heading" id="nelles-pipeline-creating-a-script">Nelle’s Pipeline: Creating a Script<a class="anchor" aria-label="anchor" href="#nelles-pipeline-creating-a-script"></a>
+<a class="anchor" aria-label="anchor" href="#nelles-pipeline-creating-a-script"></a>
 </h2>
 <hr class="half-width">
 <p>Nelle’s supervisor insisted that all her analytics must be
@@ -5594,7 +5609,7 @@ <h3 class="callout-title">Key Points<a class="anchor" aria-label="anchor" href="
 </section></section><section id="aio-07-find"><p>Content from <a href="07-find.html">Finding Things</a></p>
 <hr>
 <p>Last updated on 2023-11-09 |
-        
+
         <a href="https://github.com/swcarpentry/shell-novice/edit/main/episodes/07-find.md" class="external-link">Edit this page <i aria-hidden="true" data-feather="edit"></i></a></p>
 <div class="text-end">
           <button role="button" aria-pressed="false" tabindex="0" id="expand-code" class="pull-right" data-expand="Expand All Solutions " data-collapse="Collapse All Solutions "> Expand All Solutions <i aria-hidden="true" data-feather="plus"></i></button>
@@ -6427,18 +6442,18 @@ <h3 class="callout-title">Key Points<a class="anchor" aria-label="anchor" href="
 <div class="col-md-6">
         <p>This lesson is subject to the <a href="CODE_OF_CONDUCT.html">Code of Conduct</a></p>
         <p>
-        
+
         <a href="https://github.com/swcarpentry/shell-novice/edit/main/README.md" class="external-link">Edit on GitHub</a>
-        
+
 	
         | <a href="https://github.com/swcarpentry/shell-novice/blob/main/CONTRIBUTING.md" class="external-link">Contributing</a>
         | <a href="https://github.com/swcarpentry/shell-novice/" class="external-link">Source</a></p>
 				<p><a href="https://github.com/swcarpentry/shell-novice/blob/main/CITATION" class="external-link">Cite</a> | <a href="mailto:team@carpentries.org">Contact</a> | <a href="https://carpentries.org/about/" class="external-link">About</a></p>
 			</div>
 			<div class="col-md-6">
-        
+
         <p>Materials licensed under <a href="LICENSE.html">CC-BY 4.0</a> by the authors</p>
-        
+
         <p>Template licensed under <a href="https://creativecommons.org/licenses/by-sa/4.0/" class="external-link">CC-BY 4.0</a> by <a href="https://carpentries.org/" class="external-link">The Carpentries</a></p>
         <p>Built with <a href="https://github.com/carpentries/sandpaper/tree/0.16.5" class="external-link">sandpaper (0.16.5)</a>, <a href="https://github.com/carpentries/pegboard/tree/0.7.6" class="external-link">pegboard (0.7.6)</a>, and <a href="https://github.com/carpentries/varnish/tree/1.0.3" class="external-link">varnish (1.0.3)</a></p>
 			</div>
@@ -6463,8 +6478,8 @@ <h3 class="callout-title">Key Points<a class="anchor" aria-label="anchor" href="
   "url": "https://swcarpentry.github.io/shell-novice/aio.html",
   "identifier": "https://swcarpentry.github.io/shell-novice/aio.html",
   "dateCreated": "2014-10-22",
-  "dateModified": "2024-07-02",
-  "datePublished": "2024-07-02"
+  "dateModified": "2024-07-09",
+  "datePublished": "2024-07-09"
 }
 
   </script><script>
diff --git a/discuss.html b/discuss.html
index 84a581f27..619e06316 100644
--- a/discuss.html
+++ b/discuss.html
@@ -46,7 +46,7 @@
             </li>
           </ul></li>
       </div>
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+
       <div class="dropdown" id="instructor-dropdown">
         <button class="btn btn-secondary dropdown-toggle bordered-button" type="button" id="dropdownMenu1" data-bs-toggle="dropdown" aria-expanded="false">
           <i aria-hidden="true" class="icon" data-feather="eye"></i> Learner View <i data-feather="chevron-down"></i>
@@ -170,7 +170,7 @@ <h2 class="accordion-header" id="flush-headingNine">
                 </div><!--/div.accordion-flush-->
               </div><!--div.sidenav-view-selector -->
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           <div class="accordion accordion-flush" id="accordionFlush11">
@@ -189,7 +189,7 @@ <h2 class="accordion-header chapters" id="flush-headingEleven">
     <div class="accordion-header" id="flush-heading1">
         <a href="index.html">Summary and Setup</a>
     </div><!--/div.accordion-header-->
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   </div><!--/div.accordion-item-->
 </div><!--/div.accordion-flush-->
 
@@ -198,7 +198,7 @@ <h2 class="accordion-header chapters" id="flush-headingEleven">
     <div class="accordion-header" id="flush-heading2">
         <a href="01-intro.html">1. Introducing the Shell</a>
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 </div><!--/div.accordion-flush-->
 
@@ -207,7 +207,7 @@ <h2 class="accordion-header chapters" id="flush-headingEleven">
     <div class="accordion-header" id="flush-heading3">
         <a href="02-filedir.html">2. Navigating Files and Directories</a>
     </div><!--/div.accordion-header-->
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 </div><!--/div.accordion-flush-->
 
@@ -216,7 +216,7 @@ <h2 class="accordion-header chapters" id="flush-headingEleven">
     <div class="accordion-header" id="flush-heading4">
         <a href="03-create.html">3. Working With Files and Directories</a>
     </div><!--/div.accordion-header-->
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 </div><!--/div.accordion-flush-->
 
@@ -225,7 +225,7 @@ <h2 class="accordion-header chapters" id="flush-headingEleven">
     <div class="accordion-header" id="flush-heading5">
         <a href="04-pipefilter.html">4. Pipes and Filters</a>
     </div><!--/div.accordion-header-->
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 </div><!--/div.accordion-flush-->
 
@@ -234,7 +234,7 @@ <h2 class="accordion-header chapters" id="flush-headingEleven">
     <div class="accordion-header" id="flush-heading6">
         <a href="05-loop.html">5. Loops</a>
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@@ -243,7 +243,7 @@ <h2 class="accordion-header chapters" id="flush-headingEleven">
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         <a href="06-script.html">6. Shell Scripts</a>
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@@ -252,7 +252,7 @@ <h2 class="accordion-header chapters" id="flush-headingEleven">
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         <a href="07-find.html">7. Finding Things</a>
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               </div>
             </div>
             <hr class="half-width resources"><a href="aio.html">See all in one page</a>
-            
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             <hr class="d-none d-sm-block d-md-none"><div class="d-grid gap-1">
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           </div><!-- /div.accordion -->
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@@ -315,19 +315,19 @@ <h2 class="accordion-header" id="flush-headingTwelve">
       <hr></nav><main id="main-content" class="main-content"><div class="container lesson-content">
         <h1>Discussion</h1>
         <p>Last updated on 2023-05-02 |
-        
+
         <a href="https://github.com/swcarpentry/shell-novice/edit/main/learners/discuss.md" class="external-link">Edit this page <i aria-hidden="true" data-feather="edit"></i></a></p>
-        
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           <button role="button" aria-pressed="false" tabindex="0" id="expand-code" class="pull-right" data-expand="Expand All Solutions " data-collapse="Collapse All Solutions "> Expand All Solutions <i aria-hidden="true" data-feather="plus"></i></button>
         </div>
 
         
 
-<section id="alphabet-soup"><h2 class="section-heading">Alphabet Soup<a class="anchor" aria-label="anchor" href="#alphabet-soup"></a>
-</h2>
+<section><h2 class="section-heading" id="alphabet-soup">Alphabet Soup<a class="anchor" aria-label="anchor" href="#alphabet-soup"></a>
+<a class="anchor" aria-label="anchor" href="#alphabet-soup"></a></h2>
 <hr class="half-width"><p>If the command to find out who we are is <code>whoami</code>, the
 command to find out where we are ought to be called
 <code>whereami</code>, so why is it <code>pwd</code> instead? The usual
@@ -339,8 +339,8 @@ <h1>Discussion</h1>
 by one, without any master plan, by people who were immersed in its
 jargon. The result is as inconsistent as the roolz uv Inglish speling,
 but we’re stuck with it now.</p>
-</section><section id="job-control-codes"><h2 class="section-heading">Job Control Codes<a class="anchor" aria-label="anchor" href="#job-control-codes"></a>
-</h2>
+</section><section><h2 class="section-heading" id="job-control-codes">Job Control Codes<a class="anchor" aria-label="anchor" href="#job-control-codes"></a>
+<a class="anchor" aria-label="anchor" href="#job-control-codes"></a></h2>
 <hr class="half-width"><p>The shell accepts a few special commands that allow users to interact
 with running processes or programs. You can enter each of these “control
 codes” by holding down the <code>Ctrl</code> key and then pressing one
@@ -369,8 +369,8 @@ <h1>Discussion</h1>
 the differences. In general, if something went wrong and you just want
 to get your shell prompt back, it is better to use
 <code>Ctrl-C</code>.</p>
-</section><section id="other-shells"><h2 class="section-heading">Other Shells<a class="anchor" aria-label="anchor" href="#other-shells"></a>
-</h2>
+</section><section><h2 class="section-heading" id="other-shells">Other Shells<a class="anchor" aria-label="anchor" href="#other-shells"></a>
+<a class="anchor" aria-label="anchor" href="#other-shells"></a></h2>
 <hr class="half-width"><p>Before Bash became popular in the end of nineties, scientists widely
 used (and some still use) another shell, C-shell, or Csh. Bash and Csh
 have similar feature sets, but their syntax rules are different and this
@@ -381,8 +381,8 @@ <h1>Discussion</h1>
 Unix-like tools for Windows) but if you get strange errors in shell
 scripts written by colleagues, check to see which shell they were
 written for.</p>
-</section><section id="bash-configurations"><h2 class="section-heading">Bash Configurations<a class="anchor" aria-label="anchor" href="#bash-configurations"></a>
-</h2>
+</section><section><h2 class="section-heading" id="bash-configurations">Bash Configurations<a class="anchor" aria-label="anchor" href="#bash-configurations"></a>
+<a class="anchor" aria-label="anchor" href="#bash-configurations"></a></h2>
 <hr class="half-width"><p>Want to customize paths, environment variables, aliases, and other
 behaviors of your shell? This excellent blog post “<a href="https://blog.dghubble.io/posts/.bashprofile-.profile-and-.bashrc-conventions/" class="external-link">Bash
 Configurations Demystified</a>” from Dalton Hubble covers tips, tricks,
@@ -410,18 +410,18 @@ <h1>Discussion</h1>
       		<footer class="row footer mx-md-3"><hr><div class="col-md-6">
         <p>This lesson is subject to the <a href="CODE_OF_CONDUCT.html">Code of Conduct</a></p>
         <p>
-        
+
         <a href="https://github.com/swcarpentry/shell-novice/edit/main/learners/discuss.md" class="external-link">Edit on GitHub</a>
-        
+
 	
         | <a href="https://github.com/swcarpentry/shell-novice/blob/main/CONTRIBUTING.md" class="external-link">Contributing</a>
         | <a href="https://github.com/swcarpentry/shell-novice/" class="external-link">Source</a></p>
 				<p><a href="https://github.com/swcarpentry/shell-novice/blob/main/CITATION" class="external-link">Cite</a> | <a href="mailto:team@carpentries.org">Contact</a> | <a href="https://carpentries.org/about/" class="external-link">About</a></p>
 			</div>
 			<div class="col-md-6">
-        
+
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-        
+
         <p>Template licensed under <a href="https://creativecommons.org/licenses/by-sa/4.0/" class="external-link">CC-BY 4.0</a> by <a href="https://carpentries.org/" class="external-link">The Carpentries</a></p>
         <p>Built with <a href="https://github.com/carpentries/sandpaper/tree/0.16.5" class="external-link">sandpaper (0.16.5)</a>, <a href="https://github.com/carpentries/pegboard/tree/0.7.6" class="external-link">pegboard (0.7.6)</a>, and <a href="https://github.com/carpentries/varnish/tree/1.0.3" class="external-link">varnish (1.0.3)</a></p>
 			</div>
@@ -446,7 +446,7 @@ <h1>Discussion</h1>
   "identifier": "https://swcarpentry.github.io/shell-novice/discuss.html",
   "dateCreated": "2014-10-22",
   "dateModified": "2023-05-02",
-  "datePublished": "2024-07-02"
+  "datePublished": "2024-07-09"
 }
 
   </script><script>
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           </ul>
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         <button class="btn btn-secondary dropdown-toggle bordered-button" type="button" id="dropdownMenu1" data-bs-toggle="dropdown" aria-expanded="false">
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         <a href="index.html">Summary and Setup</a>
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         <a href="01-intro.html">1. Introducing the Shell</a>
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         <a href="04-pipefilter.html">4. Pipes and Filters</a>
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           </div>
 <!-- /div.accordion -->
@@ -414,18 +414,18 @@ <h3 id="05-loop-figure-1">Figure 1</h3>
 <div class="col-md-6">
         <p>This lesson is subject to the <a href="CODE_OF_CONDUCT.html">Code of Conduct</a></p>
         <p>
-        
+
         <a href="https://github.com/swcarpentry/shell-novice/edit/main/README.md" class="external-link">Edit on GitHub</a>
-        
+
 	
         | <a href="https://github.com/swcarpentry/shell-novice/blob/main/CONTRIBUTING.md" class="external-link">Contributing</a>
         | <a href="https://github.com/swcarpentry/shell-novice/" class="external-link">Source</a></p>
 				<p><a href="https://github.com/swcarpentry/shell-novice/blob/main/CITATION" class="external-link">Cite</a> | <a href="mailto:team@carpentries.org">Contact</a> | <a href="https://carpentries.org/about/" class="external-link">About</a></p>
 			</div>
 			<div class="col-md-6">
-        
+
         <p>Materials licensed under <a href="LICENSE.html">CC-BY 4.0</a> by the authors</p>
-        
+
         <p>Template licensed under <a href="https://creativecommons.org/licenses/by-sa/4.0/" class="external-link">CC-BY 4.0</a> by <a href="https://carpentries.org/" class="external-link">The Carpentries</a></p>
         <p>Built with <a href="https://github.com/carpentries/sandpaper/tree/0.16.5" class="external-link">sandpaper (0.16.5)</a>, <a href="https://github.com/carpentries/pegboard/tree/0.7.6" class="external-link">pegboard (0.7.6)</a>, and <a href="https://github.com/carpentries/varnish/tree/1.0.3" class="external-link">varnish (1.0.3)</a></p>
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diff --git a/index.html b/index.html
index 12e9ebff2..b633854ab 100644
--- a/index.html
+++ b/index.html
@@ -46,7 +46,7 @@
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+
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@@ -170,7 +170,7 @@ <h2 class="accordion-header" id="flush-headingNine">
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               </div><!--div.sidenav-view-selector -->
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 <li><a href="#open-a-new-shell">Open a new shell</a></li>
         </ul></div><!--/div.accordion-body-->
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         <a href="01-intro.html">1. Introducing the Shell</a>
     </div><!--/div.accordion-header-->
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         <a href="02-filedir.html">2. Navigating Files and Directories</a>
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@@ -229,7 +229,7 @@ <h2 class="accordion-header chapters" id="flush-headingEleven">
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         <a href="05-loop.html">5. Loops</a>
     </div><!--/div.accordion-header-->
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@@ -256,7 +256,7 @@ <h2 class="accordion-header chapters" id="flush-headingEleven">
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         <a href="06-script.html">6. Shell Scripts</a>
     </div><!--/div.accordion-header-->
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@@ -265,7 +265,7 @@ <h2 class="accordion-header chapters" id="flush-headingEleven">
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         <a href="07-find.html">7. Finding Things</a>
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               </div>
             </div>
             <hr class="half-width resources"><a href="aio.html">See all in one page</a>
-            
+
 
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-            
+
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 </div>
 
 
-      <section id="setup"><section id="download-files"><h2 class="section-heading">Download files<a class="anchor" aria-label="anchor" href="#download-files"></a>
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+      <section id="setup"><section><h2 class="section-heading" id="download-files">Download files<a class="anchor" aria-label="anchor" href="#download-files"></a>
+<a class="anchor" aria-label="anchor" href="#download-files"></a></h2>
 <hr class="half-width"><p>You need to download some files to follow this lesson.</p>
 <ol style="list-style-type: decimal"><li>Download <a href="data/shell-lesson-data.zip">shell-lesson-data.zip</a> and move the
 file to your Desktop.</li>
 <li>Unzip/extract the file. <strong>Let your instructor know if you need
 help with this step</strong>. You should end up with a new folder called
 <strong><code>shell-lesson-data</code></strong> on your Desktop.</li>
-</ol></section><section id="install-software"><h2 class="section-heading">Install software<a class="anchor" aria-label="anchor" href="#install-software"></a>
-</h2>
+</ol></section><section><h2 class="section-heading" id="install-software">Install software<a class="anchor" aria-label="anchor" href="#install-software"></a>
+<a class="anchor" aria-label="anchor" href="#install-software"></a></h2>
 <hr class="half-width"><p>If you do not already have the shell software installed, you will
 need to <a href="https://carpentries.github.io/workshop-template/install_instructions/#shell" class="external-link">download
 and install</a> it.</p>
-</section><section id="open-a-new-shell"><h2 class="section-heading">Open a new shell<a class="anchor" aria-label="anchor" href="#open-a-new-shell"></a>
-</h2>
+</section><section><h2 class="section-heading" id="open-a-new-shell">Open a new shell<a class="anchor" aria-label="anchor" href="#open-a-new-shell"></a>
+<a class="anchor" aria-label="anchor" href="#open-a-new-shell"></a></h2>
 <hr class="half-width"><p>After installing the software</p>
 <ol start="3" style="list-style-type: decimal"><li>Open a terminal. If you’re not sure how to open a terminal on your
 operating system, see the instructions below.</li>
@@ -403,7 +403,7 @@ <h4 class="accordion-header" id="headingSolution1">
   Windows
   </h4>
 </button>
-<div id="collapseSolution1" class="accordion-collapse collapse" data-bs-parent="#accordionSolution1" aria-labelledby="headingSolution1">
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 <div class="accordion-body">
 <p>Computers with Windows operating systems do not automatically have a
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@@ -430,7 +430,7 @@ <h4 class="accordion-header" id="headingSolution2">
   MacOS
   </h4>
 </button>
-<div id="collapseSolution2" class="accordion-collapse collapse" data-bs-parent="#accordionSolution2" aria-labelledby="headingSolution2">
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 <div class="accordion-body">
 <p>For a Mac computer running macOS Mojave or earlier releases, the
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@@ -458,7 +458,7 @@ <h4 class="accordion-header" id="headingSolution3">
   Linux
   </h4>
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-<div id="collapseSolution3" class="accordion-collapse collapse" data-bs-parent="#accordionSolution3" aria-labelledby="headingSolution3">
+<div id="collapseSolution3" class="accordion-collapse collapse" aria-labelledby="headingSolution3" data-bs-parent="#accordionSolution3">
 <div class="accordion-body">
 <p>The default Unix Shell for Linux operating systems is usually Bash.
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         <p>This lesson is subject to the <a href="CODE_OF_CONDUCT.html">Code of Conduct</a></p>
         <p>
-        
+
         <a href="https://github.com/swcarpentry/shell-novice/edit/main/index.md" class="external-link">Edit on GitHub</a>
-        
+
 	
         | <a href="https://github.com/swcarpentry/shell-novice/blob/main/CONTRIBUTING.md" class="external-link">Contributing</a>
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 				<p><a href="https://github.com/swcarpentry/shell-novice/blob/main/CITATION" class="external-link">Cite</a> | <a href="mailto:team@carpentries.org">Contact</a> | <a href="https://carpentries.org/about/" class="external-link">About</a></p>
 			</div>
 			<div class="col-md-6">
-        
+
         <p>Materials licensed under <a href="LICENSE.html">CC-BY 4.0</a> by the authors</p>
-        
+
         <p>Template licensed under <a href="https://creativecommons.org/licenses/by-sa/4.0/" class="external-link">CC-BY 4.0</a> by <a href="https://carpentries.org/" class="external-link">The Carpentries</a></p>
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-  "dateModified": "2024-07-02",
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+  "datePublished": "2024-07-09"
 }
 
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index 2a7aa1b75..865356c0f 100644
--- a/instructor-notes.html
+++ b/instructor-notes.html
@@ -65,7 +65,7 @@
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+
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@@ -204,7 +204,7 @@ <h2 class="accordion-header" id="flush-headingNine">
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             </div>
 <!--/div.col -->
-      
+
             <hr>
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@@ -226,7 +226,7 @@ <h2 class="accordion-header chapters" id="flush-headingEleven">
         <a href="index.html">Summary and Setup</a>
     </div>
 <!--/div.accordion-header-->
-        
+
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@@ -238,7 +238,7 @@ <h2 class="accordion-header chapters" id="flush-headingEleven">
         <a href="01-intro.html">1. Introducing the Shell</a>
     </div>
 <!--/div.accordion-header-->
-        
+
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@@ -250,7 +250,7 @@ <h2 class="accordion-header chapters" id="flush-headingEleven">
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 <!--/div.accordion-header-->
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 <!--/div.accordion-header-->
-        
+
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@@ -286,7 +286,7 @@ <h2 class="accordion-header chapters" id="flush-headingEleven">
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     </div>
 <!--/div.accordion-header-->
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+
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 <!--/div.accordion-item-->
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@@ -298,7 +298,7 @@ <h2 class="accordion-header chapters" id="flush-headingEleven">
         <a href="06-script.html">6. Shell Scripts</a>
     </div>
 <!--/div.accordion-header-->
-        
+
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 <!--/div.accordion-item-->
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@@ -310,7 +310,7 @@ <h2 class="accordion-header chapters" id="flush-headingEleven">
         <a href="07-find.html">7. Finding Things</a>
     </div>
 <!--/div.accordion-header-->
-        
+
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 <!--/div.accordion-item-->
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@@ -349,11 +349,11 @@ <h2 class="accordion-header" id="flush-headingTwelve">
             </div>
             <hr class="half-width resources">
 <a href="aio.html">See all in one page</a>
-            
+
 
             <hr class="d-none d-sm-block d-md-none">
 <div class="d-grid gap-1">
-            
+
             </div>
           </div>
 <!-- /div.accordion -->
@@ -403,7 +403,8 @@ <h1>Instructor Notes</h1>
 </ul>
 </li>
 </ul>
-<section id="overall"><h2 class="section-heading">Overall<a class="anchor" aria-label="anchor" href="#overall"></a>
+<section><h2 class="section-heading" id="overall">Overall<a class="anchor" aria-label="anchor" href="#overall"></a>
+<a class="anchor" aria-label="anchor" href="#overall"></a>
 </h2>
 <hr class="half-width">
 <p>Many people have questioned whether we should still teach the shell.
@@ -450,7 +451,8 @@ <h1>Instructor Notes</h1>
 <li>not being able to run a plain text editor; and</li>
 <li>the shell refusing to run scripts that include DOS line
 endings.</li>
-</ul></section><section id="preparing-to-teach"><h2 class="section-heading">Preparing to Teach<a class="anchor" aria-label="anchor" href="#preparing-to-teach"></a>
+</ul></section><section><h2 class="section-heading" id="preparing-to-teach">Preparing to Teach<a class="anchor" aria-label="anchor" href="#preparing-to-teach"></a>
+<a class="anchor" aria-label="anchor" href="#preparing-to-teach"></a>
 </h2>
 <hr class="half-width">
 <ul>
@@ -488,7 +490,8 @@ <h1>Instructor Notes</h1>
 commands can be taught as given on the lesson pages. If you think there
 is a place where the lesson is lacking, feel free to file an issue or
 submit a pull request.</p></li>
-</ul></section><section id="teaching-notes"><h2 class="section-heading">Teaching Notes<a class="anchor" aria-label="anchor" href="#teaching-notes"></a>
+</ul></section><section><h2 class="section-heading" id="teaching-notes">Teaching Notes<a class="anchor" aria-label="anchor" href="#teaching-notes"></a>
+<a class="anchor" aria-label="anchor" href="#teaching-notes"></a>
 </h2>
 <hr class="half-width">
 <ul>
@@ -599,7 +602,8 @@ <h3 class="code-label">BASH<i aria-hidden="true" data-feather="chevron-left"></i
 not have an <code>--ignore=</code> or <code>-I</code> option, and POSIX
 <code>head</code> takes <code>-n 10</code> or <code>-10</code>, but not
 the long form of <code>--lines=10</code>.</p></li>
-</ul></section><section id="windows"><h2 class="section-heading">Windows<a class="anchor" aria-label="anchor" href="#windows"></a>
+</ul></section><section><h2 class="section-heading" id="windows">Windows<a class="anchor" aria-label="anchor" href="#windows"></a>
+<a class="anchor" aria-label="anchor" href="#windows"></a>
 </h2>
 <hr class="half-width">
 <p>Installing Bash and a reasonable set of Unix commands on Windows
@@ -647,18 +651,18 @@ <h3 class="code-label">BASH<i aria-hidden="true" data-feather="chevron-left"></i
 <div class="col-md-6">
         <p>This lesson is subject to the <a href="CODE_OF_CONDUCT.html">Code of Conduct</a></p>
         <p>
-        
+
         <a href="https://github.com/swcarpentry/shell-novice/edit/main/README.md" class="external-link">Edit on GitHub</a>
-        
+
 	
         | <a href="https://github.com/swcarpentry/shell-novice/blob/main/CONTRIBUTING.md" class="external-link">Contributing</a>
         | <a href="https://github.com/swcarpentry/shell-novice/" class="external-link">Source</a></p>
 				<p><a href="https://github.com/swcarpentry/shell-novice/blob/main/CITATION" class="external-link">Cite</a> | <a href="mailto:team@carpentries.org">Contact</a> | <a href="https://carpentries.org/about/" class="external-link">About</a></p>
 			</div>
 			<div class="col-md-6">
-        
+
         <p>Materials licensed under <a href="LICENSE.html">CC-BY 4.0</a> by the authors</p>
-        
+
         <p>Template licensed under <a href="https://creativecommons.org/licenses/by-sa/4.0/" class="external-link">CC-BY 4.0</a> by <a href="https://carpentries.org/" class="external-link">The Carpentries</a></p>
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   "dateCreated": "2014-10-22",
-  "dateModified": "2024-07-02",
-  "datePublished": "2024-07-02"
+  "dateModified": "2024-07-09",
+  "datePublished": "2024-07-09"
 }
 
   </script><script>
diff --git a/instructor/01-intro.html b/instructor/01-intro.html
index 6e13cb991..c2c4da49b 100644
--- a/instructor/01-intro.html
+++ b/instructor/01-intro.html
@@ -46,7 +46,7 @@
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+
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@@ -170,7 +170,7 @@ <h2 class="accordion-header" id="flush-headingNine">
                 </div><!--/div.accordion-flush-->
               </div><!--div.sidenav-view-selector -->
             </div><!--/div.col -->
-      
+
             <hr></div><!--/div.mobile-row -->
 
           <div class="accordion accordion-flush" id="accordionFlush11">
@@ -189,7 +189,7 @@ <h2 class="accordion-header chapters" id="flush-headingEleven">
     <div class="accordion-header" id="flush-heading1">
         <a href="index.html">Summary and Schedule</a>
     </div><!--/div.accordion-header-->
-        
+
   </div><!--/div.accordion-item-->
 </div><!--/div.accordion-flush-->
 
@@ -203,13 +203,13 @@ <h2 class="accordion-header chapters" id="flush-headingEleven">
         </span>
       </button>
     </div><!--/div.accordion-header-->
-        
+
     <div id="flush-collapsecurrent" class="accordion-collapse collapse show" aria-labelledby="flush-headingcurrent" data-bs-parent="#accordionFlushcurrent">
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         <ul><li><a href="#nelles-pipeline-a-typical-problem">Nelle’s Pipeline: A Typical Problem</a></li>
         </ul></div><!--/div.accordion-body-->
     </div><!--/div.accordion-collapse-->
-        
+
   </div><!--/div.accordion-item-->
 </div><!--/div.accordion-flush-->
 
@@ -218,7 +218,7 @@ <h2 class="accordion-header chapters" id="flush-headingEleven">
     <div class="accordion-header" id="flush-heading3">
         <a href="02-filedir.html">2. Navigating Files and Directories</a>
     </div><!--/div.accordion-header-->
-        
+
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 </div><!--/div.accordion-flush-->
 
@@ -227,7 +227,7 @@ <h2 class="accordion-header chapters" id="flush-headingEleven">
     <div class="accordion-header" id="flush-heading4">
         <a href="03-create.html">3. Working With Files and Directories</a>
     </div><!--/div.accordion-header-->
-        
+
   </div><!--/div.accordion-item-->
 </div><!--/div.accordion-flush-->
 
@@ -236,7 +236,7 @@ <h2 class="accordion-header chapters" id="flush-headingEleven">
     <div class="accordion-header" id="flush-heading5">
         <a href="04-pipefilter.html">4. Pipes and Filters</a>
     </div><!--/div.accordion-header-->
-        
+
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 </div><!--/div.accordion-flush-->
 
@@ -245,7 +245,7 @@ <h2 class="accordion-header chapters" id="flush-headingEleven">
     <div class="accordion-header" id="flush-heading6">
         <a href="05-loop.html">5. Loops</a>
     </div><!--/div.accordion-header-->
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+
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 </div><!--/div.accordion-flush-->
 
@@ -254,7 +254,7 @@ <h2 class="accordion-header chapters" id="flush-headingEleven">
     <div class="accordion-header" id="flush-heading7">
         <a href="06-script.html">6. Shell Scripts</a>
     </div><!--/div.accordion-header-->
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 </div><!--/div.accordion-flush-->
 
@@ -263,7 +263,7 @@ <h2 class="accordion-header chapters" id="flush-headingEleven">
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         <a href="07-find.html">7. Finding Things</a>
     </div><!--/div.accordion-header-->
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 </div><!--/div.accordion-flush-->
 
@@ -295,10 +295,10 @@ <h2 class="accordion-header" id="flush-headingTwelve">
               </div>
             </div>
             <hr class="half-width resources"><a href="../instructor/aio.html">See all in one page</a>
-            
+
 
             <hr class="d-none d-sm-block d-md-none"><div class="d-grid gap-1">
-            
+
             </div>
           </div><!-- /div.accordion -->
         </div><!-- /div.sidebar-inner -->
@@ -319,20 +319,20 @@ <h2 class="accordion-header" id="flush-headingTwelve">
           Home
         </a>
         <a class="chapter-link float-end" href="../instructor/02-filedir.html" rel="next">
-          Next: Navigating Files and... 
+          Next: Navigating Files and...
           <i aria-hidden="true" class="small-arrow" data-feather="arrow-right"></i>
         </a>
       </div>
       <hr></nav><main id="main-content" class="main-content"><div class="container lesson-content">
         <h1>Introducing the Shell</h1>
         <p>Last updated on 2023-06-09 |
-        
+
         <a href="https://github.com/swcarpentry/shell-novice/edit/main/episodes/01-intro.md" class="external-link">Edit this page <i aria-hidden="true" data-feather="edit"></i></a></p>
-        
-        
-        
+
+
+
         <p>Estimated time: <i aria-hidden="true" data-feather="clock"></i> 5 minutes</p>
-        
+
         <div class="text-end">
           <button role="button" aria-pressed="false" tabindex="0" id="expand-code" class="pull-right" data-expand="Expand All Solutions " data-collapse="Collapse All Solutions "> Expand All Solutions <i aria-hidden="true" data-feather="plus"></i></button>
         </div>
@@ -488,8 +488,8 @@ <h3 class="code-label">OUTPUT<i aria-hidden="true" data-feather="chevron-left"><
 </div>
 </div>
 </div>
-<section id="nelles-pipeline-a-typical-problem"><h2 class="section-heading">Nelle’s Pipeline: A Typical Problem<a class="anchor" aria-label="anchor" href="#nelles-pipeline-a-typical-problem"></a>
-</h2>
+<section><h2 class="section-heading" id="nelles-pipeline-a-typical-problem">Nelle’s Pipeline: A Typical Problem<a class="anchor" aria-label="anchor" href="#nelles-pipeline-a-typical-problem"></a>
+<a class="anchor" aria-label="anchor" href="#nelles-pipeline-a-typical-problem"></a></h2>
 <hr class="half-width"><p>Nelle Nemo, a marine biologist, has just returned from a six-month
 survey of the <a href="https://en.wikipedia.org/wiki/North_Pacific_Gyre" class="external-link">North Pacific
 Gyre</a>, where she has been sampling gelatinous marine life in the <a href="https://en.wikipedia.org/wiki/Great_Pacific_Garbage_Patch" class="external-link">Great
@@ -554,7 +554,7 @@ <h3 class="callout-title">Key Points<a class="anchor" aria-label="anchor" href="
           Home
         </a>
         <a class="chapter-link float-end" href="../instructor/02-filedir.html" rel="next">
-          Next: Navigating Files and... 
+          Next: Navigating Files and...
           <i aria-hidden="true" class="small-arrow" data-feather="arrow-right"></i>
         </a>
       </div>
@@ -565,18 +565,18 @@ <h3 class="callout-title">Key Points<a class="anchor" aria-label="anchor" href="
       		<footer class="row footer mx-md-3"><hr><div class="col-md-6">
         <p>This lesson is subject to the <a href="CODE_OF_CONDUCT.html">Code of Conduct</a></p>
         <p>
-        
+
         <a href="https://github.com/swcarpentry/shell-novice/edit/main/episodes/01-intro.md" class="external-link">Edit on GitHub</a>
-        
+
 	
         | <a href="https://github.com/swcarpentry/shell-novice/blob/main/CONTRIBUTING.md" class="external-link">Contributing</a>
         | <a href="https://github.com/swcarpentry/shell-novice/" class="external-link">Source</a></p>
 				<p><a href="https://github.com/swcarpentry/shell-novice/blob/main/CITATION" class="external-link">Cite</a> | <a href="mailto:team@carpentries.org">Contact</a> | <a href="https://carpentries.org/about/" class="external-link">About</a></p>
 			</div>
 			<div class="col-md-6">
-        
+
         <p>Materials licensed under <a href="LICENSE.html">CC-BY 4.0</a> by the authors</p>
-        
+
         <p>Template licensed under <a href="https://creativecommons.org/licenses/by-sa/4.0/" class="external-link">CC-BY 4.0</a> by <a href="https://carpentries.org/" class="external-link">The Carpentries</a></p>
         <p>Built with <a href="https://github.com/carpentries/sandpaper/tree/0.16.5" class="external-link">sandpaper (0.16.5)</a>, <a href="https://github.com/carpentries/pegboard/tree/0.7.6" class="external-link">pegboard (0.7.6)</a>, and <a href="https://github.com/carpentries/varnish/tree/1.0.3" class="external-link">varnish (1.0.3)</a></p>
 			</div>
@@ -601,7 +601,7 @@ <h3 class="callout-title">Key Points<a class="anchor" aria-label="anchor" href="
   "identifier": "https://swcarpentry.github.io/shell-novice/instructor/01-intro.html",
   "dateCreated": "2014-10-22",
   "dateModified": "2023-06-09",
-  "datePublished": "2024-07-02"
+  "datePublished": "2024-07-09"
 }
 
   </script><script>
diff --git a/instructor/02-filedir.html b/instructor/02-filedir.html
index b8228b7bc..ac0d5b147 100644
--- a/instructor/02-filedir.html
+++ b/instructor/02-filedir.html
@@ -46,7 +46,7 @@
             </li>
           </ul></li>
       </div>
-      
+
       <div class="dropdown" id="instructor-dropdown">
         <button class="btn btn-secondary dropdown-toggle bordered-button" type="button" id="dropdownMenu1" data-bs-toggle="dropdown" aria-expanded="false">
           <i aria-hidden="true" class="icon" data-feather="eye"></i> Instructor View <i data-feather="chevron-down"></i>
@@ -170,7 +170,7 @@ <h2 class="accordion-header" id="flush-headingNine">
                 </div><!--/div.accordion-flush-->
               </div><!--div.sidenav-view-selector -->
             </div><!--/div.col -->
-      
+
             <hr></div><!--/div.mobile-row -->
 
           <div class="accordion accordion-flush" id="accordionFlush11">
@@ -189,7 +189,7 @@ <h2 class="accordion-header chapters" id="flush-headingEleven">
     <div class="accordion-header" id="flush-heading1">
         <a href="index.html">Summary and Schedule</a>
     </div><!--/div.accordion-header-->
-        
+
   </div><!--/div.accordion-item-->
 </div><!--/div.accordion-flush-->
 
@@ -198,7 +198,7 @@ <h2 class="accordion-header chapters" id="flush-headingEleven">
     <div class="accordion-header" id="flush-heading2">
         <a href="01-intro.html">1. Introducing the Shell</a>
     </div><!--/div.accordion-header-->
-        
+
   </div><!--/div.accordion-item-->
 </div><!--/div.accordion-flush-->
 
@@ -212,13 +212,13 @@ <h2 class="accordion-header chapters" id="flush-headingEleven">
         </span>
       </button>
     </div><!--/div.accordion-header-->
-        
+
     <div id="flush-collapsecurrent" class="accordion-collapse collapse show" aria-labelledby="flush-headingcurrent" data-bs-parent="#accordionFlushcurrent">
       <div class="accordion-body">
         <ul><li><a href="#general-syntax-of-a-shell-command">General Syntax of a Shell Command</a></li>
         </ul></div><!--/div.accordion-body-->
     </div><!--/div.accordion-collapse-->
-        
+
   </div><!--/div.accordion-item-->
 </div><!--/div.accordion-flush-->
 
@@ -227,7 +227,7 @@ <h2 class="accordion-header chapters" id="flush-headingEleven">
     <div class="accordion-header" id="flush-heading4">
         <a href="03-create.html">3. Working With Files and Directories</a>
     </div><!--/div.accordion-header-->
-        
+
   </div><!--/div.accordion-item-->
 </div><!--/div.accordion-flush-->
 
@@ -236,7 +236,7 @@ <h2 class="accordion-header chapters" id="flush-headingEleven">
     <div class="accordion-header" id="flush-heading5">
         <a href="04-pipefilter.html">4. Pipes and Filters</a>
     </div><!--/div.accordion-header-->
-        
+
   </div><!--/div.accordion-item-->
 </div><!--/div.accordion-flush-->
 
@@ -245,7 +245,7 @@ <h2 class="accordion-header chapters" id="flush-headingEleven">
     <div class="accordion-header" id="flush-heading6">
         <a href="05-loop.html">5. Loops</a>
     </div><!--/div.accordion-header-->
-        
+
   </div><!--/div.accordion-item-->
 </div><!--/div.accordion-flush-->
 
@@ -254,7 +254,7 @@ <h2 class="accordion-header chapters" id="flush-headingEleven">
     <div class="accordion-header" id="flush-heading7">
         <a href="06-script.html">6. Shell Scripts</a>
     </div><!--/div.accordion-header-->
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+
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 </div><!--/div.accordion-flush-->
 
@@ -263,7 +263,7 @@ <h2 class="accordion-header chapters" id="flush-headingEleven">
     <div class="accordion-header" id="flush-heading8">
         <a href="07-find.html">7. Finding Things</a>
     </div><!--/div.accordion-header-->
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+
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 </div><!--/div.accordion-flush-->
 
@@ -295,10 +295,10 @@ <h2 class="accordion-header" id="flush-headingTwelve">
               </div>
             </div>
             <hr class="half-width resources"><a href="../instructor/aio.html">See all in one page</a>
-            
+
 
             <hr class="d-none d-sm-block d-md-none"><div class="d-grid gap-1">
-            
+
             </div>
           </div><!-- /div.accordion -->
         </div><!-- /div.sidebar-inner -->
@@ -319,20 +319,20 @@ <h2 class="accordion-header" id="flush-headingTwelve">
           Previous: Introducing the
         </a>
         <a class="chapter-link float-end" href="../instructor/03-create.html" rel="next">
-          Next: Working With Files... 
+          Next: Working With Files...
           <i aria-hidden="true" class="small-arrow" data-feather="arrow-right"></i>
         </a>
       </div>
       <hr></nav><main id="main-content" class="main-content"><div class="container lesson-content">
         <h1>Navigating Files and Directories</h1>
         <p>Last updated on 2024-03-08 |
-        
+
         <a href="https://github.com/swcarpentry/shell-novice/edit/main/episodes/02-filedir.md" class="external-link">Edit this page <i aria-hidden="true" data-feather="edit"></i></a></p>
-        
-        
-        
+
+
+
         <p>Estimated time: <i aria-hidden="true" data-feather="clock"></i> 40 minutes</p>
-        
+
         <div class="text-end">
           <button role="button" aria-pressed="false" tabindex="0" id="expand-code" class="pull-right" data-expand="Expand All Solutions " data-collapse="Collapse All Solutions "> Expand All Solutions <i aria-hidden="true" data-feather="plus"></i></button>
         </div>
@@ -1197,8 +1197,8 @@ <h4 class="accordion-header" id="headingSolution5"> Show me the solution </h4>
 </div>
 </div>
 </div>
-<section id="general-syntax-of-a-shell-command"><h2 class="section-heading">General Syntax of a Shell Command<a class="anchor" aria-label="anchor" href="#general-syntax-of-a-shell-command"></a>
-</h2>
+<section><h2 class="section-heading" id="general-syntax-of-a-shell-command">General Syntax of a Shell Command<a class="anchor" aria-label="anchor" href="#general-syntax-of-a-shell-command"></a>
+<a class="anchor" aria-label="anchor" href="#general-syntax-of-a-shell-command"></a></h2>
 <hr class="half-width"><p>We have now encountered commands, options, and arguments, but it is
 perhaps useful to formalise some terminology.</p>
 <p>Consider the command below as a general example of a command, which
@@ -1381,7 +1381,7 @@ <h3 class="callout-title">Key Points<a class="anchor" aria-label="anchor" href="
           Previous: Introducing the
         </a>
         <a class="chapter-link float-end" href="../instructor/03-create.html" rel="next">
-          Next: Working With Files... 
+          Next: Working With Files...
           <i aria-hidden="true" class="small-arrow" data-feather="arrow-right"></i>
         </a>
       </div>
@@ -1392,18 +1392,18 @@ <h3 class="callout-title">Key Points<a class="anchor" aria-label="anchor" href="
       		<footer class="row footer mx-md-3"><hr><div class="col-md-6">
         <p>This lesson is subject to the <a href="CODE_OF_CONDUCT.html">Code of Conduct</a></p>
         <p>
-        
+
         <a href="https://github.com/swcarpentry/shell-novice/edit/main/episodes/02-filedir.md" class="external-link">Edit on GitHub</a>
-        
+
 	
         | <a href="https://github.com/swcarpentry/shell-novice/blob/main/CONTRIBUTING.md" class="external-link">Contributing</a>
         | <a href="https://github.com/swcarpentry/shell-novice/" class="external-link">Source</a></p>
 				<p><a href="https://github.com/swcarpentry/shell-novice/blob/main/CITATION" class="external-link">Cite</a> | <a href="mailto:team@carpentries.org">Contact</a> | <a href="https://carpentries.org/about/" class="external-link">About</a></p>
 			</div>
 			<div class="col-md-6">
-        
+
         <p>Materials licensed under <a href="LICENSE.html">CC-BY 4.0</a> by the authors</p>
-        
+
         <p>Template licensed under <a href="https://creativecommons.org/licenses/by-sa/4.0/" class="external-link">CC-BY 4.0</a> by <a href="https://carpentries.org/" class="external-link">The Carpentries</a></p>
         <p>Built with <a href="https://github.com/carpentries/sandpaper/tree/0.16.5" class="external-link">sandpaper (0.16.5)</a>, <a href="https://github.com/carpentries/pegboard/tree/0.7.6" class="external-link">pegboard (0.7.6)</a>, and <a href="https://github.com/carpentries/varnish/tree/1.0.3" class="external-link">varnish (1.0.3)</a></p>
 			</div>
@@ -1428,7 +1428,7 @@ <h3 class="callout-title">Key Points<a class="anchor" aria-label="anchor" href="
   "identifier": "https://swcarpentry.github.io/shell-novice/instructor/02-filedir.html",
   "dateCreated": "2014-10-22",
   "dateModified": "2024-03-08",
-  "datePublished": "2024-07-02"
+  "datePublished": "2024-07-09"
 }
 
   </script><script>
diff --git a/instructor/03-create.html b/instructor/03-create.html
index 8d449896a..bd320919e 100644
--- a/instructor/03-create.html
+++ b/instructor/03-create.html
@@ -46,7 +46,7 @@
             </li>
           </ul></li>
       </div>
-      
+
       <div class="dropdown" id="instructor-dropdown">
         <button class="btn btn-secondary dropdown-toggle bordered-button" type="button" id="dropdownMenu1" data-bs-toggle="dropdown" aria-expanded="false">
           <i aria-hidden="true" class="icon" data-feather="eye"></i> Instructor View <i data-feather="chevron-down"></i>
@@ -170,7 +170,7 @@ <h2 class="accordion-header" id="flush-headingNine">
                 </div><!--/div.accordion-flush-->
               </div><!--div.sidenav-view-selector -->
             </div><!--/div.col -->
-      
+
             <hr></div><!--/div.mobile-row -->
 
           <div class="accordion accordion-flush" id="accordionFlush11">
@@ -189,7 +189,7 @@ <h2 class="accordion-header chapters" id="flush-headingEleven">
     <div class="accordion-header" id="flush-heading1">
         <a href="index.html">Summary and Schedule</a>
     </div><!--/div.accordion-header-->
-        
+
   </div><!--/div.accordion-item-->
 </div><!--/div.accordion-flush-->
 
@@ -198,7 +198,7 @@ <h2 class="accordion-header chapters" id="flush-headingEleven">
     <div class="accordion-header" id="flush-heading2">
         <a href="01-intro.html">1. Introducing the Shell</a>
     </div><!--/div.accordion-header-->
-        
+
   </div><!--/div.accordion-item-->
 </div><!--/div.accordion-flush-->
 
@@ -207,7 +207,7 @@ <h2 class="accordion-header chapters" id="flush-headingEleven">
     <div class="accordion-header" id="flush-heading3">
         <a href="02-filedir.html">2. Navigating Files and Directories</a>
     </div><!--/div.accordion-header-->
-        
+
   </div><!--/div.accordion-item-->
 </div><!--/div.accordion-flush-->
 
@@ -221,7 +221,7 @@ <h2 class="accordion-header chapters" id="flush-headingEleven">
         </span>
       </button>
     </div><!--/div.accordion-header-->
-        
+
     <div id="flush-collapsecurrent" class="accordion-collapse collapse show" aria-labelledby="flush-headingcurrent" data-bs-parent="#accordionFlushcurrent">
       <div class="accordion-body">
         <ul><li><a href="#creating-directories">Creating directories</a></li>
@@ -231,7 +231,7 @@ <h2 class="accordion-header chapters" id="flush-headingEleven">
 <li><a href="#operations-with-multiple-files-and-directories">Operations with multiple files and directories</a></li>
         </ul></div><!--/div.accordion-body-->
     </div><!--/div.accordion-collapse-->
-        
+
   </div><!--/div.accordion-item-->
 </div><!--/div.accordion-flush-->
 
@@ -240,7 +240,7 @@ <h2 class="accordion-header chapters" id="flush-headingEleven">
     <div class="accordion-header" id="flush-heading5">
         <a href="04-pipefilter.html">4. Pipes and Filters</a>
     </div><!--/div.accordion-header-->
-        
+
   </div><!--/div.accordion-item-->
 </div><!--/div.accordion-flush-->
 
@@ -249,7 +249,7 @@ <h2 class="accordion-header chapters" id="flush-headingEleven">
     <div class="accordion-header" id="flush-heading6">
         <a href="05-loop.html">5. Loops</a>
     </div><!--/div.accordion-header-->
-        
+
   </div><!--/div.accordion-item-->
 </div><!--/div.accordion-flush-->
 
@@ -258,7 +258,7 @@ <h2 class="accordion-header chapters" id="flush-headingEleven">
     <div class="accordion-header" id="flush-heading7">
         <a href="06-script.html">6. Shell Scripts</a>
     </div><!--/div.accordion-header-->
-        
+
   </div><!--/div.accordion-item-->
 </div><!--/div.accordion-flush-->
 
@@ -267,7 +267,7 @@ <h2 class="accordion-header chapters" id="flush-headingEleven">
     <div class="accordion-header" id="flush-heading8">
         <a href="07-find.html">7. Finding Things</a>
     </div><!--/div.accordion-header-->
-        
+
   </div><!--/div.accordion-item-->
 </div><!--/div.accordion-flush-->
 
@@ -299,10 +299,10 @@ <h2 class="accordion-header" id="flush-headingTwelve">
               </div>
             </div>
             <hr class="half-width resources"><a href="../instructor/aio.html">See all in one page</a>
-            
+
 
             <hr class="d-none d-sm-block d-md-none"><div class="d-grid gap-1">
-            
+
             </div>
           </div><!-- /div.accordion -->
         </div><!-- /div.sidebar-inner -->
@@ -323,20 +323,20 @@ <h2 class="accordion-header" id="flush-headingTwelve">
           Previous: Navigating Files and
         </a>
         <a class="chapter-link float-end" href="../instructor/04-pipefilter.html" rel="next">
-          Next: Pipes and Filters... 
+          Next: Pipes and Filters...
           <i aria-hidden="true" class="small-arrow" data-feather="arrow-right"></i>
         </a>
       </div>
       <hr></nav><main id="main-content" class="main-content"><div class="container lesson-content">
         <h1>Working With Files and Directories</h1>
         <p>Last updated on 2024-03-08 |
-        
+
         <a href="https://github.com/swcarpentry/shell-novice/edit/main/episodes/03-create.md" class="external-link">Edit this page <i aria-hidden="true" data-feather="edit"></i></a></p>
-        
-        
-        
+
+
+
         <p>Estimated time: <i aria-hidden="true" data-feather="clock"></i> 50 minutes</p>
-        
+
         <div class="text-end">
           <button role="button" aria-pressed="false" tabindex="0" id="expand-code" class="pull-right" data-expand="Expand All Solutions " data-collapse="Collapse All Solutions "> Expand All Solutions <i aria-hidden="true" data-feather="plus"></i></button>
         </div>
@@ -368,8 +368,8 @@ <h3 class="card-title">Objectives</h3>
 </div>
 </div>
 </div>
-<section id="creating-directories"><h2 class="section-heading">Creating directories<a class="anchor" aria-label="anchor" href="#creating-directories"></a>
-</h2>
+<section><h2 class="section-heading" id="creating-directories">Creating directories<a class="anchor" aria-label="anchor" href="#creating-directories"></a>
+<a class="anchor" aria-label="anchor" href="#creating-directories"></a></h2>
 <hr class="half-width"><p>We now know how to explore files and directories, but how do we
 create them in the first place?</p>
 <p>In this episode we will learn about creating and moving files and
@@ -721,8 +721,8 @@ <h3 class="callout-title">What’s In A Name?<a class="anchor" aria-label="ancho
 </div>
 </div>
 </div>
-</section><section id="moving-files-and-directories"><h2 class="section-heading">Moving files and directories<a class="anchor" aria-label="anchor" href="#moving-files-and-directories"></a>
-</h2>
+</section><section><h2 class="section-heading" id="moving-files-and-directories">Moving files and directories<a class="anchor" aria-label="anchor" href="#moving-files-and-directories"></a>
+<a class="anchor" aria-label="anchor" href="#moving-files-and-directories"></a></h2>
 <hr class="half-width"><p>Returning to the <code>shell-lesson-data/exercise-data/writing</code>
 directory,</p>
 <div class="codewrapper sourceCode" id="cb17">
@@ -866,8 +866,8 @@ <h3 class="code-label">BASH<i aria-hidden="true" data-feather="chevron-left"></i
 </div>
 </div>
 </div>
-</section><section id="copying-files-and-directories"><h2 class="section-heading">Copying files and directories<a class="anchor" aria-label="anchor" href="#copying-files-and-directories"></a>
-</h2>
+</section><section><h2 class="section-heading" id="copying-files-and-directories">Copying files and directories<a class="anchor" aria-label="anchor" href="#copying-files-and-directories"></a>
+<a class="anchor" aria-label="anchor" href="#copying-files-and-directories"></a></h2>
 <hr class="half-width"><p>The <code>cp</code> command works very much like <code>mv</code>,
 except it copies a file instead of moving it. We can check that it did
 the right thing using <code>ls</code> with two paths as arguments — like
@@ -1034,8 +1034,8 @@ <h4 class="accordion-header" id="headingSolution4"> Show me the solution </h4>
 </div>
 </div>
 </div>
-</section><section id="removing-files-and-directories"><h2 class="section-heading">Removing files and directories<a class="anchor" aria-label="anchor" href="#removing-files-and-directories"></a>
-</h2>
+</section><section><h2 class="section-heading" id="removing-files-and-directories">Removing files and directories<a class="anchor" aria-label="anchor" href="#removing-files-and-directories"></a>
+<a class="anchor" aria-label="anchor" href="#removing-files-and-directories"></a></h2>
 <hr class="half-width"><p>Returning to the <code>shell-lesson-data/exercise-data/writing</code>
 directory, let’s tidy up this directory by removing the
 <code>quotes.txt</code> file we created. The Unix command we’ll use for
@@ -1135,8 +1135,8 @@ <h3 class="code-label">BASH<i aria-hidden="true" data-feather="chevron-left"></i
 <p>Given that there is no way to retrieve files deleted using the shell,
 <code>rm -r</code> <em>should be used with great caution</em> (you might
 consider adding the interactive option <code>rm -r -i</code>).</p>
-</section><section id="operations-with-multiple-files-and-directories"><h2 class="section-heading">Operations with multiple files and directories<a class="anchor" aria-label="anchor" href="#operations-with-multiple-files-and-directories"></a>
-</h2>
+</section><section><h2 class="section-heading" id="operations-with-multiple-files-and-directories">Operations with multiple files and directories<a class="anchor" aria-label="anchor" href="#operations-with-multiple-files-and-directories"></a>
+<a class="anchor" aria-label="anchor" href="#operations-with-multiple-files-and-directories"></a></h2>
 <hr class="half-width"><p>Oftentimes one needs to copy or move several files at once. This can
 be done by providing a list of individual filenames, or specifying a
 naming pattern using wildcards. Wildcards are special characters that
@@ -1610,7 +1610,7 @@ <h3 class="callout-title">Key Points<a class="anchor" aria-label="anchor" href="
           Previous: Navigating Files and
         </a>
         <a class="chapter-link float-end" href="../instructor/04-pipefilter.html" rel="next">
-          Next: Pipes and Filters... 
+          Next: Pipes and Filters...
           <i aria-hidden="true" class="small-arrow" data-feather="arrow-right"></i>
         </a>
       </div>
@@ -1621,18 +1621,18 @@ <h3 class="callout-title">Key Points<a class="anchor" aria-label="anchor" href="
       		<footer class="row footer mx-md-3"><hr><div class="col-md-6">
         <p>This lesson is subject to the <a href="CODE_OF_CONDUCT.html">Code of Conduct</a></p>
         <p>
-        
+
         <a href="https://github.com/swcarpentry/shell-novice/edit/main/episodes/03-create.md" class="external-link">Edit on GitHub</a>
-        
+
 	
         | <a href="https://github.com/swcarpentry/shell-novice/blob/main/CONTRIBUTING.md" class="external-link">Contributing</a>
         | <a href="https://github.com/swcarpentry/shell-novice/" class="external-link">Source</a></p>
 				<p><a href="https://github.com/swcarpentry/shell-novice/blob/main/CITATION" class="external-link">Cite</a> | <a href="mailto:team@carpentries.org">Contact</a> | <a href="https://carpentries.org/about/" class="external-link">About</a></p>
 			</div>
 			<div class="col-md-6">
-        
+
         <p>Materials licensed under <a href="LICENSE.html">CC-BY 4.0</a> by the authors</p>
-        
+
         <p>Template licensed under <a href="https://creativecommons.org/licenses/by-sa/4.0/" class="external-link">CC-BY 4.0</a> by <a href="https://carpentries.org/" class="external-link">The Carpentries</a></p>
         <p>Built with <a href="https://github.com/carpentries/sandpaper/tree/0.16.5" class="external-link">sandpaper (0.16.5)</a>, <a href="https://github.com/carpentries/pegboard/tree/0.7.6" class="external-link">pegboard (0.7.6)</a>, and <a href="https://github.com/carpentries/varnish/tree/1.0.3" class="external-link">varnish (1.0.3)</a></p>
 			</div>
@@ -1657,7 +1657,7 @@ <h3 class="callout-title">Key Points<a class="anchor" aria-label="anchor" href="
   "identifier": "https://swcarpentry.github.io/shell-novice/instructor/03-create.html",
   "dateCreated": "2014-10-22",
   "dateModified": "2024-03-08",
-  "datePublished": "2024-07-02"
+  "datePublished": "2024-07-09"
 }
 
   </script><script>
diff --git a/instructor/04-pipefilter.html b/instructor/04-pipefilter.html
index f438932cc..dd0895ef1 100644
--- a/instructor/04-pipefilter.html
+++ b/instructor/04-pipefilter.html
@@ -46,7 +46,7 @@
             </li>
           </ul></li>
       </div>
-      
+
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         <button class="btn btn-secondary dropdown-toggle bordered-button" type="button" id="dropdownMenu1" data-bs-toggle="dropdown" aria-expanded="false">
           <i aria-hidden="true" class="icon" data-feather="eye"></i> Instructor View <i data-feather="chevron-down"></i>
@@ -170,7 +170,7 @@ <h2 class="accordion-header" id="flush-headingNine">
                 </div><!--/div.accordion-flush-->
               </div><!--div.sidenav-view-selector -->
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           <div class="accordion accordion-flush" id="accordionFlush11">
@@ -189,7 +189,7 @@ <h2 class="accordion-header chapters" id="flush-headingEleven">
     <div class="accordion-header" id="flush-heading1">
         <a href="index.html">Summary and Schedule</a>
     </div><!--/div.accordion-header-->
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+
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 </div><!--/div.accordion-flush-->
 
@@ -198,7 +198,7 @@ <h2 class="accordion-header chapters" id="flush-headingEleven">
     <div class="accordion-header" id="flush-heading2">
         <a href="01-intro.html">1. Introducing the Shell</a>
     </div><!--/div.accordion-header-->
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@@ -207,7 +207,7 @@ <h2 class="accordion-header chapters" id="flush-headingEleven">
     <div class="accordion-header" id="flush-heading3">
         <a href="02-filedir.html">2. Navigating Files and Directories</a>
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@@ -216,7 +216,7 @@ <h2 class="accordion-header chapters" id="flush-headingEleven">
     <div class="accordion-header" id="flush-heading4">
         <a href="03-create.html">3. Working With Files and Directories</a>
     </div><!--/div.accordion-header-->
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@@ -230,7 +230,7 @@ <h2 class="accordion-header chapters" id="flush-headingEleven">
         </span>
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     </div><!--/div.accordion-header-->
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+
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         <ul><li><a href="#capturing-output-from-commands">Capturing output from commands</a></li>
@@ -241,7 +241,7 @@ <h2 class="accordion-header chapters" id="flush-headingEleven">
 <li><a href="#nelles-pipeline-checking-files">Nelle’s Pipeline: Checking Files</a></li>
         </ul></div><!--/div.accordion-body-->
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@@ -250,7 +250,7 @@ <h2 class="accordion-header chapters" id="flush-headingEleven">
     <div class="accordion-header" id="flush-heading6">
         <a href="05-loop.html">5. Loops</a>
     </div><!--/div.accordion-header-->
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@@ -259,7 +259,7 @@ <h2 class="accordion-header chapters" id="flush-headingEleven">
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         <a href="06-script.html">6. Shell Scripts</a>
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@@ -268,7 +268,7 @@ <h2 class="accordion-header chapters" id="flush-headingEleven">
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         <a href="07-find.html">7. Finding Things</a>
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@@ -300,10 +300,10 @@ <h2 class="accordion-header" id="flush-headingTwelve">
               </div>
             </div>
             <hr class="half-width resources"><a href="../instructor/aio.html">See all in one page</a>
-            
+
 
             <hr class="d-none d-sm-block d-md-none"><div class="d-grid gap-1">
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@@ -324,20 +324,20 @@ <h2 class="accordion-header" id="flush-headingTwelve">
           Previous: Working With Files
         </a>
         <a class="chapter-link float-end" href="../instructor/05-loop.html" rel="next">
-          Next: Loops... 
+          Next: Loops...
           <i aria-hidden="true" class="small-arrow" data-feather="arrow-right"></i>
         </a>
       </div>
       <hr></nav><main id="main-content" class="main-content"><div class="container lesson-content">
         <h1>Pipes and Filters</h1>
         <p>Last updated on 2024-04-12 |
-        
+
         <a href="https://github.com/swcarpentry/shell-novice/edit/main/episodes/04-pipefilter.md" class="external-link">Edit this page <i aria-hidden="true" data-feather="edit"></i></a></p>
-        
-        
-        
+
+
+
         <p>Estimated time: <i aria-hidden="true" data-feather="clock"></i> 35 minutes</p>
-        
+
         <div class="text-end">
           <button role="button" aria-pressed="false" tabindex="0" id="expand-code" class="pull-right" data-expand="Expand All Solutions " data-collapse="Collapse All Solutions "> Expand All Solutions <i aria-hidden="true" data-feather="plus"></i></button>
         </div>
@@ -476,8 +476,8 @@ <h3 class="code-label">BASH<i aria-hidden="true" data-feather="chevron-left"></i
 </div>
 </div>
 </div>
-<section id="capturing-output-from-commands"><h2 class="section-heading">Capturing output from commands<a class="anchor" aria-label="anchor" href="#capturing-output-from-commands"></a>
-</h2>
+<section><h2 class="section-heading" id="capturing-output-from-commands">Capturing output from commands<a class="anchor" aria-label="anchor" href="#capturing-output-from-commands"></a>
+<a class="anchor" aria-label="anchor" href="#capturing-output-from-commands"></a></h2>
 <hr class="half-width"><p>Which of these files contains the fewest lines? It’s an easy question
 to answer when there are only six files, but what if there were 6000?
 Our first step toward a solution is to run the command:</p>
@@ -544,8 +544,8 @@ <h3 class="callout-title">Output Page by Page<a class="anchor" aria-label="ancho
 </div>
 </div>
 </div>
-</section><section id="filtering-output"><h2 class="section-heading">Filtering output<a class="anchor" aria-label="anchor" href="#filtering-output"></a>
-</h2>
+</section><section><h2 class="section-heading" id="filtering-output">Filtering output<a class="anchor" aria-label="anchor" href="#filtering-output"></a>
+<a class="anchor" aria-label="anchor" href="#filtering-output"></a></h2>
 <hr class="half-width"><p>Next we’ll use the <code>sort</code> command to sort the contents of
 the <code>lengths.txt</code> file. But first we’ll do an exercise to
 learn a little about the sort command:</p>
@@ -773,8 +773,8 @@ <h4 class="accordion-header" id="headingSolution3"> Show me the solution </h4>
 </div>
 </div>
 </div>
-</section><section id="passing-output-to-another-command"><h2 class="section-heading">Passing output to another command<a class="anchor" aria-label="anchor" href="#passing-output-to-another-command"></a>
-</h2>
+</section><section><h2 class="section-heading" id="passing-output-to-another-command">Passing output to another command<a class="anchor" aria-label="anchor" href="#passing-output-to-another-command"></a>
+<a class="anchor" aria-label="anchor" href="#passing-output-to-another-command"></a></h2>
 <hr class="half-width"><p>In our example of finding the file with the fewest lines, we are
 using two intermediate files <code>lengths.txt</code> and
 <code>sorted-lengths.txt</code> to store output. This is a confusing way
@@ -799,8 +799,8 @@ <h3 class="code-label">OUTPUT<i aria-hidden="true" data-feather="chevron-left"><
 right.</p>
 <p>This has removed the need for the <code>sorted-lengths.txt</code>
 file.</p>
-</section><section id="combining-multiple-commands"><h2 class="section-heading">Combining multiple commands<a class="anchor" aria-label="anchor" href="#combining-multiple-commands"></a>
-</h2>
+</section><section><h2 class="section-heading" id="combining-multiple-commands">Combining multiple commands<a class="anchor" aria-label="anchor" href="#combining-multiple-commands"></a>
+<a class="anchor" aria-label="anchor" href="#combining-multiple-commands"></a></h2>
 <hr class="half-width"><p>Nothing prevents us from chaining pipes consecutively. We can for
 example send the output of <code>wc</code> directly to
 <code>sort</code>, and then send the resulting output to
@@ -874,8 +874,8 @@ <h4 class="accordion-header" id="headingSolution4"> Show me the solution </h4>
 </div>
 </div>
 </div>
-</section><section id="tools-designed-to-work-together"><h2 class="section-heading">Tools designed to work together<a class="anchor" aria-label="anchor" href="#tools-designed-to-work-together"></a>
-</h2>
+</section><section><h2 class="section-heading" id="tools-designed-to-work-together">Tools designed to work together<a class="anchor" aria-label="anchor" href="#tools-designed-to-work-together"></a>
+<a class="anchor" aria-label="anchor" href="#tools-designed-to-work-together"></a></h2>
 <hr class="half-width"><p>This idea of linking programs together is why Unix has been so
 successful. Instead of creating enormous programs that try to do many
 different things, Unix programmers focus on creating lots of simple
@@ -1052,8 +1052,8 @@ <h4 class="accordion-header" id="headingSolution7"> Show me the solution </h4>
 </div>
 </div>
 </div>
-</section><section id="nelles-pipeline-checking-files"><h2 class="section-heading">Nelle’s Pipeline: Checking Files<a class="anchor" aria-label="anchor" href="#nelles-pipeline-checking-files"></a>
-</h2>
+</section><section><h2 class="section-heading" id="nelles-pipeline-checking-files">Nelle’s Pipeline: Checking Files<a class="anchor" aria-label="anchor" href="#nelles-pipeline-checking-files"></a>
+<a class="anchor" aria-label="anchor" href="#nelles-pipeline-checking-files"></a></h2>
 <hr class="half-width"><p>Nelle has run her samples through the assay machines and created 17
 files in the <code>north-pacific-gyre</code> directory described
 earlier. As a quick check, starting from the
@@ -1217,7 +1217,7 @@ <h3 class="callout-title">Key Points<a class="anchor" aria-label="anchor" href="
           Previous: Working With Files
         </a>
         <a class="chapter-link float-end" href="../instructor/05-loop.html" rel="next">
-          Next: Loops... 
+          Next: Loops...
           <i aria-hidden="true" class="small-arrow" data-feather="arrow-right"></i>
         </a>
       </div>
@@ -1228,18 +1228,18 @@ <h3 class="callout-title">Key Points<a class="anchor" aria-label="anchor" href="
       		<footer class="row footer mx-md-3"><hr><div class="col-md-6">
         <p>This lesson is subject to the <a href="CODE_OF_CONDUCT.html">Code of Conduct</a></p>
         <p>
-        
+
         <a href="https://github.com/swcarpentry/shell-novice/edit/main/episodes/04-pipefilter.md" class="external-link">Edit on GitHub</a>
-        
+
 	
         | <a href="https://github.com/swcarpentry/shell-novice/blob/main/CONTRIBUTING.md" class="external-link">Contributing</a>
         | <a href="https://github.com/swcarpentry/shell-novice/" class="external-link">Source</a></p>
 				<p><a href="https://github.com/swcarpentry/shell-novice/blob/main/CITATION" class="external-link">Cite</a> | <a href="mailto:team@carpentries.org">Contact</a> | <a href="https://carpentries.org/about/" class="external-link">About</a></p>
 			</div>
 			<div class="col-md-6">
-        
+
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-        
+
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         <p>Built with <a href="https://github.com/carpentries/sandpaper/tree/0.16.5" class="external-link">sandpaper (0.16.5)</a>, <a href="https://github.com/carpentries/pegboard/tree/0.7.6" class="external-link">pegboard (0.7.6)</a>, and <a href="https://github.com/carpentries/varnish/tree/1.0.3" class="external-link">varnish (1.0.3)</a></p>
 			</div>
@@ -1264,7 +1264,7 @@ <h3 class="callout-title">Key Points<a class="anchor" aria-label="anchor" href="
   "identifier": "https://swcarpentry.github.io/shell-novice/instructor/04-pipefilter.html",
   "dateCreated": "2014-10-22",
   "dateModified": "2024-04-12",
-  "datePublished": "2024-07-02"
+  "datePublished": "2024-07-09"
 }
 
   </script><script>
diff --git a/instructor/05-loop.html b/instructor/05-loop.html
index 65e1cae99..fb26786a2 100644
--- a/instructor/05-loop.html
+++ b/instructor/05-loop.html
@@ -46,7 +46,7 @@
             </li>
           </ul></li>
       </div>
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           <i aria-hidden="true" class="icon" data-feather="eye"></i> Instructor View <i data-feather="chevron-down"></i>
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         <a href="index.html">Summary and Schedule</a>
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@@ -198,7 +198,7 @@ <h2 class="accordion-header chapters" id="flush-headingEleven">
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         <a href="01-intro.html">1. Introducing the Shell</a>
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         <a href="02-filedir.html">2. Navigating Files and Directories</a>
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@@ -225,7 +225,7 @@ <h2 class="accordion-header chapters" id="flush-headingEleven">
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         <a href="04-pipefilter.html">4. Pipes and Filters</a>
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         </span>
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         <a href="06-script.html">6. Shell Scripts</a>
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         <a href="07-find.html">7. Finding Things</a>
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               </div>
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             <hr class="half-width resources"><a href="../instructor/aio.html">See all in one page</a>
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             <hr class="d-none d-sm-block d-md-none"><div class="d-grid gap-1">
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           Previous: Pipes and Filters
         </a>
         <a class="chapter-link float-end" href="../instructor/06-script.html" rel="next">
-          Next: Shell Scripts... 
+          Next: Shell Scripts...
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         </a>
       </div>
       <hr></nav><main id="main-content" class="main-content"><div class="container lesson-content">
         <h1>Loops</h1>
         <p>Last updated on 2023-11-10 |
-        
+
         <a href="https://github.com/swcarpentry/shell-novice/edit/main/episodes/05-loop.md" class="external-link">Edit this page <i aria-hidden="true" data-feather="edit"></i></a></p>
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         <p>Estimated time: <i aria-hidden="true" data-feather="clock"></i> 50 minutes</p>
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           <button role="button" aria-pressed="false" tabindex="0" id="expand-code" class="pull-right" data-expand="Expand All Solutions " data-collapse="Collapse All Solutions "> Expand All Solutions <i aria-hidden="true" data-feather="plus"></i></button>
         </div>
@@ -546,7 +546,7 @@ <h3 class="callout-title">Write your own loop<a class="anchor" aria-label="ancho
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution1" aria-expanded="false" aria-controls="collapseSolution1">
   <h4 class="accordion-header" id="headingSolution1"> Show me the solution </h4>
 </button>
-<div id="collapseSolution1" class="accordion-collapse collapse" data-bs-parent="#accordionSolution1" aria-labelledby="headingSolution1">
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 <div class="accordion-body">
 <div class="codewrapper sourceCode" id="cb7">
 <h3 class="code-label">BASH<i aria-hidden="true" data-feather="chevron-left"></i><i aria-hidden="true" data-feather="chevron-right"></i>
@@ -617,7 +617,7 @@ <h3 class="code-label">BASH<i aria-hidden="true" data-feather="chevron-left"></i
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution2" aria-expanded="false" aria-controls="collapseSolution2">
   <h4 class="accordion-header" id="headingSolution2"> Show me the solution </h4>
 </button>
-<div id="collapseSolution2" class="accordion-collapse collapse" data-bs-parent="#accordionSolution2" aria-labelledby="headingSolution2">
+<div id="collapseSolution2" class="accordion-collapse collapse" aria-labelledby="headingSolution2" data-bs-parent="#accordionSolution2">
 <div class="accordion-body">
 <p>The first code block gives the same output on each iteration through
 the loop. Bash expands the wildcard <code>*.pdb</code> within the loop
@@ -690,7 +690,7 @@ <h3 class="code-label">BASH<i aria-hidden="true" data-feather="chevron-left"></i
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution3" aria-expanded="false" aria-controls="collapseSolution3">
   <h4 class="accordion-header" id="headingSolution3"> Show me the solution </h4>
 </button>
-<div id="collapseSolution3" class="accordion-collapse collapse" data-bs-parent="#accordionSolution3" aria-labelledby="headingSolution3">
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 <div class="accordion-body">
 <p>4 is the correct answer. <code>*</code> matches zero or more
 characters, so any file name starting with the letter c, followed by
@@ -731,7 +731,7 @@ <h3 class="code-label">BASH<i aria-hidden="true" data-feather="chevron-left"></i
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 </button>
-<div id="collapseSolution4" class="accordion-collapse collapse" data-bs-parent="#accordionSolution4" aria-labelledby="headingSolution4">
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 <div class="accordion-body">
 <p>4 is the correct answer. <code>*</code> matches zero or more
 characters, so a file name with zero or more characters before a letter
@@ -780,7 +780,7 @@ <h3 class="code-label">BASH<i aria-hidden="true" data-feather="chevron-left"></i
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 </button>
-<div id="collapseSolution5" class="accordion-collapse collapse" data-bs-parent="#accordionSolution5" aria-labelledby="headingSolution5">
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 <div class="accordion-body">
 <ol style="list-style-type: decimal"><li>The text from each file in turn gets written to the
 <code>alkanes.pdb</code> file. However, the file gets overwritten on
@@ -832,7 +832,7 @@ <h3 class="code-label">BASH<i aria-hidden="true" data-feather="chevron-left"></i
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   <h4 class="accordion-header" id="headingSolution6"> Show me the solution </h4>
 </button>
-<div id="collapseSolution6" class="accordion-collapse collapse" data-bs-parent="#accordionSolution6" aria-labelledby="headingSolution6">
+<div id="collapseSolution6" class="accordion-collapse collapse" aria-labelledby="headingSolution6" data-bs-parent="#accordionSolution6">
 <div class="accordion-body">
 <p>3 is the correct answer. <code>&gt;&gt;</code> appends to a file,
 rather than overwriting it with the redirected output from a command.
@@ -1007,8 +1007,8 @@ <h3 class="code-label">BASH<i aria-hidden="true" data-feather="chevron-left"></i
 <p>The following diagram shows what happens when the modified loop is
 executed and demonstrates how the judicious use of <code>echo</code> is
 a good debugging technique.</p>
-<figure><img src="../fig/shell_script_for_loop_flow_chart.svg" alt='The for loop "for filename in .dat; do echo cp $filename original-$filename;done" will successively assign the names of all ".dat" files in your currentdirectory to the variable "$filename" and then execute the command. With thefiles "basilisk.dat", "minotaur.dat" and "unicorn.dat" in the current directorythe loop will successively call the echo command three times and print threelines: "cp basislisk.dat original-basilisk.dat", then "cp minotaur.datoriginal-minotaur.dat" and finally "cp unicorn.datoriginal-unicorn.dat"' class="figure mx-auto d-block"></figure><section id="nelles-pipeline-processing-files"><h2 class="section-heading">Nelle’s Pipeline: Processing Files<a class="anchor" aria-label="anchor" href="#nelles-pipeline-processing-files"></a>
-</h2>
+<figure><img src="../fig/shell_script_for_loop_flow_chart.svg" alt='The for loop "for filename in .dat; do echo cp $filename original-$filename;done" will successively assign the names of all ".dat" files in your currentdirectory to the variable "$filename" and then execute the command. With thefiles "basilisk.dat", "minotaur.dat" and "unicorn.dat" in the current directorythe loop will successively call the echo command three times and print threelines: "cp basislisk.dat original-basilisk.dat", then "cp minotaur.datoriginal-minotaur.dat" and finally "cp unicorn.datoriginal-unicorn.dat"' class="figure mx-auto d-block"></figure><section><h2 class="section-heading" id="nelles-pipeline-processing-files">Nelle’s Pipeline: Processing Files<a class="anchor" aria-label="anchor" href="#nelles-pipeline-processing-files"></a>
+<a class="anchor" aria-label="anchor" href="#nelles-pipeline-processing-files"></a></h2>
 <hr class="half-width"><p>Nelle is now ready to process her data files using
 <code>goostats.sh</code> — a shell script written by her supervisor.
 This calculates some statistics from a protein sample file and takes two
@@ -1238,7 +1238,7 @@ <h3 class="code-label">BASH<i aria-hidden="true" data-feather="chevron-left"></i
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution7" aria-expanded="false" aria-controls="collapseSolution7">
   <h4 class="accordion-header" id="headingSolution7"> Show me the solution </h4>
 </button>
-<div id="collapseSolution7" class="accordion-collapse collapse" data-bs-parent="#accordionSolution7" aria-labelledby="headingSolution7">
+<div id="collapseSolution7" class="accordion-collapse collapse" aria-labelledby="headingSolution7" data-bs-parent="#accordionSolution7">
 <div class="accordion-body">
 <p>The second version is the one we want to run. This prints to screen
 everything enclosed in the quote marks, expanding the loop variable name
@@ -1287,7 +1287,7 @@ <h3 class="code-label">BASH<i aria-hidden="true" data-feather="chevron-left"></i
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution8" aria-expanded="false" aria-controls="collapseSolution8">
   <h4 class="accordion-header" id="headingSolution8"> Show me the solution </h4>
 </button>
-<div id="collapseSolution8" class="accordion-collapse collapse" data-bs-parent="#accordionSolution8" aria-labelledby="headingSolution8">
+<div id="collapseSolution8" class="accordion-collapse collapse" aria-labelledby="headingSolution8" data-bs-parent="#accordionSolution8">
 <div class="accordion-body">
 <p>We have a nested loop, i.e. contained within another loop, so for
 each species in the outer loop, the inner loop (the nested loop)
@@ -1338,7 +1338,7 @@ <h3 class="callout-title">Key Points<a class="anchor" aria-label="anchor" href="
           Previous: Pipes and Filters
         </a>
         <a class="chapter-link float-end" href="../instructor/06-script.html" rel="next">
-          Next: Shell Scripts... 
+          Next: Shell Scripts...
           <i aria-hidden="true" class="small-arrow" data-feather="arrow-right"></i>
         </a>
       </div>
@@ -1349,18 +1349,18 @@ <h3 class="callout-title">Key Points<a class="anchor" aria-label="anchor" href="
       		<footer class="row footer mx-md-3"><hr><div class="col-md-6">
         <p>This lesson is subject to the <a href="CODE_OF_CONDUCT.html">Code of Conduct</a></p>
         <p>
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+
         <a href="https://github.com/swcarpentry/shell-novice/edit/main/episodes/05-loop.md" class="external-link">Edit on GitHub</a>
-        
+
 	
         | <a href="https://github.com/swcarpentry/shell-novice/blob/main/CONTRIBUTING.md" class="external-link">Contributing</a>
         | <a href="https://github.com/swcarpentry/shell-novice/" class="external-link">Source</a></p>
 				<p><a href="https://github.com/swcarpentry/shell-novice/blob/main/CITATION" class="external-link">Cite</a> | <a href="mailto:team@carpentries.org">Contact</a> | <a href="https://carpentries.org/about/" class="external-link">About</a></p>
 			</div>
 			<div class="col-md-6">
-        
+
         <p>Materials licensed under <a href="LICENSE.html">CC-BY 4.0</a> by the authors</p>
-        
+
         <p>Template licensed under <a href="https://creativecommons.org/licenses/by-sa/4.0/" class="external-link">CC-BY 4.0</a> by <a href="https://carpentries.org/" class="external-link">The Carpentries</a></p>
         <p>Built with <a href="https://github.com/carpentries/sandpaper/tree/0.16.5" class="external-link">sandpaper (0.16.5)</a>, <a href="https://github.com/carpentries/pegboard/tree/0.7.6" class="external-link">pegboard (0.7.6)</a>, and <a href="https://github.com/carpentries/varnish/tree/1.0.3" class="external-link">varnish (1.0.3)</a></p>
 			</div>
@@ -1385,7 +1385,7 @@ <h3 class="callout-title">Key Points<a class="anchor" aria-label="anchor" href="
   "identifier": "https://swcarpentry.github.io/shell-novice/instructor/05-loop.html",
   "dateCreated": "2014-10-22",
   "dateModified": "2023-11-10",
-  "datePublished": "2024-07-02"
+  "datePublished": "2024-07-09"
 }
 
   </script><script>
diff --git a/instructor/06-script.html b/instructor/06-script.html
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+++ b/instructor/06-script.html
@@ -46,7 +46,7 @@
             </li>
           </ul></li>
       </div>
-      
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       <div class="dropdown" id="instructor-dropdown">
         <button class="btn btn-secondary dropdown-toggle bordered-button" type="button" id="dropdownMenu1" data-bs-toggle="dropdown" aria-expanded="false">
           <i aria-hidden="true" class="icon" data-feather="eye"></i> Instructor View <i data-feather="chevron-down"></i>
@@ -170,7 +170,7 @@ <h2 class="accordion-header" id="flush-headingNine">
                 </div><!--/div.accordion-flush-->
               </div><!--div.sidenav-view-selector -->
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           <div class="accordion accordion-flush" id="accordionFlush11">
@@ -189,7 +189,7 @@ <h2 class="accordion-header chapters" id="flush-headingEleven">
     <div class="accordion-header" id="flush-heading1">
         <a href="index.html">Summary and Schedule</a>
     </div><!--/div.accordion-header-->
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@@ -198,7 +198,7 @@ <h2 class="accordion-header chapters" id="flush-headingEleven">
     <div class="accordion-header" id="flush-heading2">
         <a href="01-intro.html">1. Introducing the Shell</a>
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@@ -207,7 +207,7 @@ <h2 class="accordion-header chapters" id="flush-headingEleven">
     <div class="accordion-header" id="flush-heading3">
         <a href="02-filedir.html">2. Navigating Files and Directories</a>
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@@ -216,7 +216,7 @@ <h2 class="accordion-header chapters" id="flush-headingEleven">
     <div class="accordion-header" id="flush-heading4">
         <a href="03-create.html">3. Working With Files and Directories</a>
     </div><!--/div.accordion-header-->
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@@ -225,7 +225,7 @@ <h2 class="accordion-header chapters" id="flush-headingEleven">
     <div class="accordion-header" id="flush-heading5">
         <a href="04-pipefilter.html">4. Pipes and Filters</a>
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@@ -234,7 +234,7 @@ <h2 class="accordion-header chapters" id="flush-headingEleven">
     <div class="accordion-header" id="flush-heading6">
         <a href="05-loop.html">5. Loops</a>
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         </span>
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     <div id="flush-collapsecurrent" class="accordion-collapse collapse show" aria-labelledby="flush-headingcurrent" data-bs-parent="#accordionFlushcurrent">
       <div class="accordion-body">
         <ul><li><a href="#nelles-pipeline-creating-a-script">Nelle’s Pipeline: Creating a Script</a></li>
         </ul></div><!--/div.accordion-body-->
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     <div class="accordion-header" id="flush-heading8">
         <a href="07-find.html">7. Finding Things</a>
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@@ -295,10 +295,10 @@ <h2 class="accordion-header" id="flush-headingTwelve">
               </div>
             </div>
             <hr class="half-width resources"><a href="../instructor/aio.html">See all in one page</a>
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             <hr class="d-none d-sm-block d-md-none"><div class="d-grid gap-1">
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@@ -319,20 +319,20 @@ <h2 class="accordion-header" id="flush-headingTwelve">
           Previous: Loops
         </a>
         <a class="chapter-link float-end" href="../instructor/07-find.html" rel="next">
-          Next: Finding Things... 
+          Next: Finding Things...
           <i aria-hidden="true" class="small-arrow" data-feather="arrow-right"></i>
         </a>
       </div>
       <hr></nav><main id="main-content" class="main-content"><div class="container lesson-content">
         <h1>Shell Scripts</h1>
         <p>Last updated on 2023-08-05 |
-        
+
         <a href="https://github.com/swcarpentry/shell-novice/edit/main/episodes/06-script.md" class="external-link">Edit this page <i aria-hidden="true" data-feather="edit"></i></a></p>
-        
-        
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+
+
         <p>Estimated time: <i aria-hidden="true" data-feather="clock"></i> 45 minutes</p>
-        
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         <div class="text-end">
           <button role="button" aria-pressed="false" tabindex="0" id="expand-code" class="pull-right" data-expand="Expand All Solutions " data-collapse="Collapse All Solutions "> Expand All Solutions <i aria-hidden="true" data-feather="plus"></i></button>
         </div>
@@ -736,8 +736,8 @@ <h4 class="accordion-header" id="headingSolution2"> Show me the solution </h4>
 to recycle what they discover about their data and their workflow with
 one call to <code>history</code> and a bit of editing to clean up the
 output and save it as a shell script.</p>
-<section id="nelles-pipeline-creating-a-script"><h2 class="section-heading">Nelle’s Pipeline: Creating a Script<a class="anchor" aria-label="anchor" href="#nelles-pipeline-creating-a-script"></a>
-</h2>
+<section><h2 class="section-heading" id="nelles-pipeline-creating-a-script">Nelle’s Pipeline: Creating a Script<a class="anchor" aria-label="anchor" href="#nelles-pipeline-creating-a-script"></a>
+<a class="anchor" aria-label="anchor" href="#nelles-pipeline-creating-a-script"></a></h2>
 <hr class="half-width"><p>Nelle’s supervisor insisted that all her analytics must be
 reproducible. The easiest way to capture all the steps is in a
 script.</p>
@@ -1084,7 +1084,7 @@ <h3 class="callout-title">Key Points<a class="anchor" aria-label="anchor" href="
           Previous: Loops
         </a>
         <a class="chapter-link float-end" href="../instructor/07-find.html" rel="next">
-          Next: Finding Things... 
+          Next: Finding Things...
           <i aria-hidden="true" class="small-arrow" data-feather="arrow-right"></i>
         </a>
       </div>
@@ -1095,18 +1095,18 @@ <h3 class="callout-title">Key Points<a class="anchor" aria-label="anchor" href="
       		<footer class="row footer mx-md-3"><hr><div class="col-md-6">
         <p>This lesson is subject to the <a href="CODE_OF_CONDUCT.html">Code of Conduct</a></p>
         <p>
-        
+
         <a href="https://github.com/swcarpentry/shell-novice/edit/main/episodes/06-script.md" class="external-link">Edit on GitHub</a>
-        
+
 	
         | <a href="https://github.com/swcarpentry/shell-novice/blob/main/CONTRIBUTING.md" class="external-link">Contributing</a>
         | <a href="https://github.com/swcarpentry/shell-novice/" class="external-link">Source</a></p>
 				<p><a href="https://github.com/swcarpentry/shell-novice/blob/main/CITATION" class="external-link">Cite</a> | <a href="mailto:team@carpentries.org">Contact</a> | <a href="https://carpentries.org/about/" class="external-link">About</a></p>
 			</div>
 			<div class="col-md-6">
-        
+
         <p>Materials licensed under <a href="LICENSE.html">CC-BY 4.0</a> by the authors</p>
-        
+
         <p>Template licensed under <a href="https://creativecommons.org/licenses/by-sa/4.0/" class="external-link">CC-BY 4.0</a> by <a href="https://carpentries.org/" class="external-link">The Carpentries</a></p>
         <p>Built with <a href="https://github.com/carpentries/sandpaper/tree/0.16.5" class="external-link">sandpaper (0.16.5)</a>, <a href="https://github.com/carpentries/pegboard/tree/0.7.6" class="external-link">pegboard (0.7.6)</a>, and <a href="https://github.com/carpentries/varnish/tree/1.0.3" class="external-link">varnish (1.0.3)</a></p>
 			</div>
@@ -1131,7 +1131,7 @@ <h3 class="callout-title">Key Points<a class="anchor" aria-label="anchor" href="
   "identifier": "https://swcarpentry.github.io/shell-novice/instructor/06-script.html",
   "dateCreated": "2014-10-22",
   "dateModified": "2023-08-05",
-  "datePublished": "2024-07-02"
+  "datePublished": "2024-07-09"
 }
 
   </script><script>
diff --git a/instructor/07-find.html b/instructor/07-find.html
index 033cc2340..4e32a0650 100644
--- a/instructor/07-find.html
+++ b/instructor/07-find.html
@@ -46,7 +46,7 @@
             </li>
           </ul></li>
       </div>
-      
+
       <div class="dropdown" id="instructor-dropdown">
         <button class="btn btn-secondary dropdown-toggle bordered-button" type="button" id="dropdownMenu1" data-bs-toggle="dropdown" aria-expanded="false">
           <i aria-hidden="true" class="icon" data-feather="eye"></i> Instructor View <i data-feather="chevron-down"></i>
@@ -170,7 +170,7 @@ <h2 class="accordion-header" id="flush-headingNine">
                 </div><!--/div.accordion-flush-->
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           <div class="accordion accordion-flush" id="accordionFlush11">
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     <div class="accordion-header" id="flush-heading1">
         <a href="index.html">Summary and Schedule</a>
     </div><!--/div.accordion-header-->
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@@ -198,7 +198,7 @@ <h2 class="accordion-header chapters" id="flush-headingEleven">
     <div class="accordion-header" id="flush-heading2">
         <a href="01-intro.html">1. Introducing the Shell</a>
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         <a href="02-filedir.html">2. Navigating Files and Directories</a>
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         <a href="03-create.html">3. Working With Files and Directories</a>
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         <a href="04-pipefilter.html">4. Pipes and Filters</a>
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         <a href="05-loop.html">5. Loops</a>
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         <h1>Finding Things</h1>
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         <a href="https://github.com/swcarpentry/shell-novice/edit/main/episodes/07-find.md" class="external-link">Edit on GitHub</a>
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+
 	
         | <a href="https://github.com/swcarpentry/shell-novice/blob/main/CONTRIBUTING.md" class="external-link">Contributing</a>
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 				<p><a href="https://github.com/swcarpentry/shell-novice/blob/main/CITATION" class="external-link">Cite</a> | <a href="mailto:team@carpentries.org">Contact</a> | <a href="https://carpentries.org/about/" class="external-link">About</a></p>
 			</div>
 			<div class="col-md-6">
-        
+
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         <a href="https://github.com/swcarpentry/shell-novice/edit/main/README.md" class="external-link">Edit on GitHub</a>
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 				<p><a href="https://github.com/swcarpentry/shell-novice/blob/main/CITATION" class="external-link">Cite</a> | <a href="mailto:team@carpentries.org">Contact</a> | <a href="https://carpentries.org/about/" class="external-link">About</a></p>
 			</div>
 			<div class="col-md-6">
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+
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-        
+
         <a href="https://github.com/swcarpentry/shell-novice/edit/main/CODE_OF_CONDUCT.md" class="external-link">Edit on GitHub</a>
-        
+
 	
         | <a href="https://github.com/swcarpentry/shell-novice/blob/main/CONTRIBUTING.md" class="external-link">Contributing</a>
         | <a href="https://github.com/swcarpentry/shell-novice/" class="external-link">Source</a></p>
 				<p><a href="https://github.com/swcarpentry/shell-novice/blob/main/CITATION" class="external-link">Cite</a> | <a href="mailto:team@carpentries.org">Contact</a> | <a href="https://carpentries.org/about/" class="external-link">About</a></p>
 			</div>
 			<div class="col-md-6">
-        
+
         <p>Materials licensed under <a href="LICENSE.html">CC-BY 4.0</a> by the authors</p>
-        
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         <div class="text-end">
           <button role="button" aria-pressed="false" tabindex="0" id="expand-code" class="pull-right" data-expand="Expand All Solutions " data-collapse="Collapse All Solutions "> Expand All Solutions <i aria-hidden="true" data-feather="plus"></i></button>
         </div>
 
         
 
-<section id="instructional-material"><h2 class="section-heading">Instructional Material<a class="anchor" aria-label="anchor" href="#instructional-material"></a>
-</h2>
+<section><h2 class="section-heading" id="instructional-material">Instructional Material<a class="anchor" aria-label="anchor" href="#instructional-material"></a>
+<a class="anchor" aria-label="anchor" href="#instructional-material"></a></h2>
 <hr class="half-width"><p>All Carpentries (Software Carpentry, Data Carpentry, and Library
 Carpentry) instructional material is made available under the <a href="https://creativecommons.org/licenses/by/4.0/" class="external-link">Creative Commons
 Attribution license</a>. The following is a human-readable summary of
@@ -362,8 +362,8 @@ <h1>Licenses</h1>
 permissions necessary for your intended use. For example, other rights
 such as publicity, privacy, or moral rights may limit how you use the
 material.</li>
-</ul></section><section id="software"><h2 class="section-heading">Software<a class="anchor" aria-label="anchor" href="#software"></a>
-</h2>
+</ul></section><section><h2 class="section-heading" id="software">Software<a class="anchor" aria-label="anchor" href="#software"></a>
+<a class="anchor" aria-label="anchor" href="#software"></a></h2>
 <hr class="half-width"><p>Except where otherwise noted, the example programs and other software
 provided by The Carpentries are made available under the <a href="https://opensource.org" class="external-link">OSI</a>-approved <a href="https://opensource.org/licenses/mit-license.html" class="external-link">MIT
 license</a>.</p>
@@ -383,8 +383,8 @@ <h1>Licenses</h1>
 CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
 TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
 SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.</p>
-</section><section id="trademark"><h2 class="section-heading">Trademark<a class="anchor" aria-label="anchor" href="#trademark"></a>
-</h2>
+</section><section><h2 class="section-heading" id="trademark">Trademark<a class="anchor" aria-label="anchor" href="#trademark"></a>
+<a class="anchor" aria-label="anchor" href="#trademark"></a></h2>
 <hr class="half-width"><p>“The Carpentries”, “Software Carpentry”, “Data Carpentry”, and
 “Library Carpentry” and their respective logos are registered trademarks
 of <a href="https://communityin.org/" class="external-link">Community Initiatives</a>.</p>
@@ -411,18 +411,18 @@ <h1>Licenses</h1>
       		<footer class="row footer mx-md-3"><hr><div class="col-md-6">
         <p>This lesson is subject to the <a href="CODE_OF_CONDUCT.html">Code of Conduct</a></p>
         <p>
-        
+
         <a href="https://github.com/swcarpentry/shell-novice/edit/main/LICENSE.md" class="external-link">Edit on GitHub</a>
-        
+
 	
         | <a href="https://github.com/swcarpentry/shell-novice/blob/main/CONTRIBUTING.md" class="external-link">Contributing</a>
         | <a href="https://github.com/swcarpentry/shell-novice/" class="external-link">Source</a></p>
 				<p><a href="https://github.com/swcarpentry/shell-novice/blob/main/CITATION" class="external-link">Cite</a> | <a href="mailto:team@carpentries.org">Contact</a> | <a href="https://carpentries.org/about/" class="external-link">About</a></p>
 			</div>
 			<div class="col-md-6">
-        
+
         <p>Materials licensed under <a href="LICENSE.html">CC-BY 4.0</a> by the authors</p>
-        
+
         <p>Template licensed under <a href="https://creativecommons.org/licenses/by-sa/4.0/" class="external-link">CC-BY 4.0</a> by <a href="https://carpentries.org/" class="external-link">The Carpentries</a></p>
         <p>Built with <a href="https://github.com/carpentries/sandpaper/tree/0.16.5" class="external-link">sandpaper (0.16.5)</a>, <a href="https://github.com/carpentries/pegboard/tree/0.7.6" class="external-link">pegboard (0.7.6)</a>, and <a href="https://github.com/carpentries/varnish/tree/1.0.3" class="external-link">varnish (1.0.3)</a></p>
 			</div>
@@ -447,7 +447,7 @@ <h1>Licenses</h1>
   "identifier": "https://swcarpentry.github.io/shell-novice/instructor/LICENSE.html",
   "dateCreated": "2014-10-22",
   "dateModified": "2023-05-02",
-  "datePublished": "2024-07-02"
+  "datePublished": "2024-07-09"
 }
 
   </script><script>
diff --git a/instructor/aio.html b/instructor/aio.html
index 56c96f727..59263e64f 100644
--- a/instructor/aio.html
+++ b/instructor/aio.html
@@ -65,7 +65,7 @@
           </ul>
 </li>
       </div>
-      
+
       <div class="dropdown" id="instructor-dropdown">
         <button class="btn btn-secondary dropdown-toggle bordered-button" type="button" id="dropdownMenu1" data-bs-toggle="dropdown" aria-expanded="false">
           <i aria-hidden="true" class="icon" data-feather="eye"></i> Instructor View <i data-feather="chevron-down"></i>
@@ -205,7 +205,7 @@ <h2 class="accordion-header" id="flush-headingNine">
 <!--div.sidenav-view-selector -->
             </div>
 <!--/div.col -->
-      
+
             <hr>
 </div>
 <!--/div.mobile-row -->
@@ -227,7 +227,7 @@ <h2 class="accordion-header chapters" id="flush-headingEleven">
         <a href="index.html">Summary and Schedule</a>
     </div>
 <!--/div.accordion-header-->
-        
+
   </div>
 <!--/div.accordion-item-->
 </div>
@@ -239,7 +239,7 @@ <h2 class="accordion-header chapters" id="flush-headingEleven">
         <a href="01-intro.html">1. Introducing the Shell</a>
     </div>
 <!--/div.accordion-header-->
-        
+
   </div>
 <!--/div.accordion-item-->
 </div>
@@ -251,7 +251,7 @@ <h2 class="accordion-header chapters" id="flush-headingEleven">
         <a href="02-filedir.html">2. Navigating Files and Directories</a>
     </div>
 <!--/div.accordion-header-->
-        
+
   </div>
 <!--/div.accordion-item-->
 </div>
@@ -263,7 +263,7 @@ <h2 class="accordion-header chapters" id="flush-headingEleven">
         <a href="03-create.html">3. Working With Files and Directories</a>
     </div>
 <!--/div.accordion-header-->
-        
+
   </div>
 <!--/div.accordion-item-->
 </div>
@@ -275,7 +275,7 @@ <h2 class="accordion-header chapters" id="flush-headingEleven">
         <a href="04-pipefilter.html">4. Pipes and Filters</a>
     </div>
 <!--/div.accordion-header-->
-        
+
   </div>
 <!--/div.accordion-item-->
 </div>
@@ -287,7 +287,7 @@ <h2 class="accordion-header chapters" id="flush-headingEleven">
         <a href="05-loop.html">5. Loops</a>
     </div>
 <!--/div.accordion-header-->
-        
+
   </div>
 <!--/div.accordion-item-->
 </div>
@@ -299,7 +299,7 @@ <h2 class="accordion-header chapters" id="flush-headingEleven">
         <a href="06-script.html">6. Shell Scripts</a>
     </div>
 <!--/div.accordion-header-->
-        
+
   </div>
 <!--/div.accordion-item-->
 </div>
@@ -311,7 +311,7 @@ <h2 class="accordion-header chapters" id="flush-headingEleven">
         <a href="07-find.html">7. Finding Things</a>
     </div>
 <!--/div.accordion-header-->
-        
+
   </div>
 <!--/div.accordion-item-->
 </div>
@@ -351,11 +351,11 @@ <h2 class="accordion-header" id="flush-headingTwelve">
             </div>
             <hr class="half-width resources">
 <a href="../instructor/aio.html">See all in one page</a>
-            
+
 
             <hr class="d-none d-sm-block d-md-none">
 <div class="d-grid gap-1">
-            
+
             </div>
           </div>
 <!-- /div.accordion -->
@@ -376,7 +376,7 @@ <h2 class="accordion-header" id="flush-headingTwelve">
 <section id="aio-01-intro"><p>Content from <a href="01-intro.html">Introducing the Shell</a></p>
 <hr>
 <p>Last updated on 2023-06-09 |
-        
+
         <a href="https://github.com/swcarpentry/shell-novice/edit/main/episodes/01-intro.md" class="external-link">Edit this page <i aria-hidden="true" data-feather="edit"></i></a></p>
 <p>Estimated time: <i aria-hidden="true" data-feather="clock"></i> 5 minutes</p>
 <div class="text-end">
@@ -537,7 +537,8 @@ <h3 class="code-label">OUTPUT<i aria-hidden="true" data-feather="chevron-left"><
 </div>
 </div>
 </div>
-<section id="nelles-pipeline-a-typical-problem"><h2 class="section-heading">Nelle’s Pipeline: A Typical Problem<a class="anchor" aria-label="anchor" href="#nelles-pipeline-a-typical-problem"></a>
+<section><h2 class="section-heading" id="nelles-pipeline-a-typical-problem">Nelle’s Pipeline: A Typical Problem<a class="anchor" aria-label="anchor" href="#nelles-pipeline-a-typical-problem"></a>
+<a class="anchor" aria-label="anchor" href="#nelles-pipeline-a-typical-problem"></a>
 </h2>
 <hr class="half-width">
 <p>Nelle Nemo, a marine biologist, has just returned from a six-month
@@ -599,7 +600,7 @@ <h3 class="callout-title">Key Points<a class="anchor" aria-label="anchor" href="
 </section></section><section id="aio-02-filedir"><p>Content from <a href="02-filedir.html">Navigating Files and Directories</a></p>
 <hr>
 <p>Last updated on 2024-03-08 |
-        
+
         <a href="https://github.com/swcarpentry/shell-novice/edit/main/episodes/02-filedir.md" class="external-link">Edit this page <i aria-hidden="true" data-feather="edit"></i></a></p>
 <p>Estimated time: <i aria-hidden="true" data-feather="clock"></i> 40 minutes</p>
 <div class="text-end">
@@ -1493,7 +1494,8 @@ <h4 class="accordion-header" id="headingSolution5"> Show me the solution </h4>
 </div>
 </div>
 </div>
-<section id="general-syntax-of-a-shell-command"><h2 class="section-heading">General Syntax of a Shell Command<a class="anchor" aria-label="anchor" href="#general-syntax-of-a-shell-command"></a>
+<section><h2 class="section-heading" id="general-syntax-of-a-shell-command">General Syntax of a Shell Command<a class="anchor" aria-label="anchor" href="#general-syntax-of-a-shell-command"></a>
+<a class="anchor" aria-label="anchor" href="#general-syntax-of-a-shell-command"></a>
 </h2>
 <hr class="half-width">
 <p>We have now encountered commands, options, and arguments, but it is
@@ -1672,7 +1674,7 @@ <h3 class="callout-title">Key Points<a class="anchor" aria-label="anchor" href="
 </section></section><section id="aio-03-create"><p>Content from <a href="03-create.html">Working With Files and Directories</a></p>
 <hr>
 <p>Last updated on 2024-03-08 |
-        
+
         <a href="https://github.com/swcarpentry/shell-novice/edit/main/episodes/03-create.md" class="external-link">Edit this page <i aria-hidden="true" data-feather="edit"></i></a></p>
 <p>Estimated time: <i aria-hidden="true" data-feather="clock"></i> 50 minutes</p>
 <div class="text-end">
@@ -1707,7 +1709,8 @@ <h3 class="card-title">Objectives</h3>
 </div>
 </div>
 </div>
-<section id="creating-directories"><h2 class="section-heading">Creating directories<a class="anchor" aria-label="anchor" href="#creating-directories"></a>
+<section><h2 class="section-heading" id="creating-directories">Creating directories<a class="anchor" aria-label="anchor" href="#creating-directories"></a>
+<a class="anchor" aria-label="anchor" href="#creating-directories"></a>
 </h2>
 <hr class="half-width">
 <p>We now know how to explore files and directories, but how do we
@@ -2076,7 +2079,8 @@ <h3 class="callout-title">What’s In A Name?<a class="anchor" aria-label="ancho
 </div>
 </div>
 </div>
-</section><section id="moving-files-and-directories"><h2 class="section-heading">Moving files and directories<a class="anchor" aria-label="anchor" href="#moving-files-and-directories"></a>
+</section><section><h2 class="section-heading" id="moving-files-and-directories">Moving files and directories<a class="anchor" aria-label="anchor" href="#moving-files-and-directories"></a>
+<a class="anchor" aria-label="anchor" href="#moving-files-and-directories"></a>
 </h2>
 <hr class="half-width">
 <p>Returning to the <code>shell-lesson-data/exercise-data/writing</code>
@@ -2222,7 +2226,8 @@ <h3 class="code-label">BASH<i aria-hidden="true" data-feather="chevron-left"></i
 </div>
 </div>
 </div>
-</section><section id="copying-files-and-directories"><h2 class="section-heading">Copying files and directories<a class="anchor" aria-label="anchor" href="#copying-files-and-directories"></a>
+</section><section><h2 class="section-heading" id="copying-files-and-directories">Copying files and directories<a class="anchor" aria-label="anchor" href="#copying-files-and-directories"></a>
+<a class="anchor" aria-label="anchor" href="#copying-files-and-directories"></a>
 </h2>
 <hr class="half-width">
 <p>The <code>cp</code> command works very much like <code>mv</code>,
@@ -2399,7 +2404,8 @@ <h4 class="accordion-header" id="headingSolution4"> Show me the solution </h4>
 </div>
 </div>
 </div>
-</section><section id="removing-files-and-directories"><h2 class="section-heading">Removing files and directories<a class="anchor" aria-label="anchor" href="#removing-files-and-directories"></a>
+</section><section><h2 class="section-heading" id="removing-files-and-directories">Removing files and directories<a class="anchor" aria-label="anchor" href="#removing-files-and-directories"></a>
+<a class="anchor" aria-label="anchor" href="#removing-files-and-directories"></a>
 </h2>
 <hr class="half-width">
 <p>Returning to the <code>shell-lesson-data/exercise-data/writing</code>
@@ -2501,7 +2507,8 @@ <h3 class="code-label">BASH<i aria-hidden="true" data-feather="chevron-left"></i
 <p>Given that there is no way to retrieve files deleted using the shell,
 <code>rm -r</code> <em>should be used with great caution</em> (you might
 consider adding the interactive option <code>rm -r -i</code>).</p>
-</section><section id="operations-with-multiple-files-and-directories"><h2 class="section-heading">Operations with multiple files and directories<a class="anchor" aria-label="anchor" href="#operations-with-multiple-files-and-directories"></a>
+</section><section><h2 class="section-heading" id="operations-with-multiple-files-and-directories">Operations with multiple files and directories<a class="anchor" aria-label="anchor" href="#operations-with-multiple-files-and-directories"></a>
+<a class="anchor" aria-label="anchor" href="#operations-with-multiple-files-and-directories"></a>
 </h2>
 <hr class="half-width">
 <p>Oftentimes one needs to copy or move several files at once. This can
@@ -2973,7 +2980,7 @@ <h3 class="callout-title">Key Points<a class="anchor" aria-label="anchor" href="
 </section></section><section id="aio-04-pipefilter"><p>Content from <a href="04-pipefilter.html">Pipes and Filters</a></p>
 <hr>
 <p>Last updated on 2024-04-12 |
-        
+
         <a href="https://github.com/swcarpentry/shell-novice/edit/main/episodes/04-pipefilter.md" class="external-link">Edit this page <i aria-hidden="true" data-feather="edit"></i></a></p>
 <p>Estimated time: <i aria-hidden="true" data-feather="clock"></i> 35 minutes</p>
 <div class="text-end">
@@ -3115,7 +3122,8 @@ <h3 class="code-label">BASH<i aria-hidden="true" data-feather="chevron-left"></i
 </div>
 </div>
 </div>
-<section id="capturing-output-from-commands"><h2 class="section-heading">Capturing output from commands<a class="anchor" aria-label="anchor" href="#capturing-output-from-commands"></a>
+<section><h2 class="section-heading" id="capturing-output-from-commands">Capturing output from commands<a class="anchor" aria-label="anchor" href="#capturing-output-from-commands"></a>
+<a class="anchor" aria-label="anchor" href="#capturing-output-from-commands"></a>
 </h2>
 <hr class="half-width">
 <p>Which of these files contains the fewest lines? It’s an easy question
@@ -3184,7 +3192,8 @@ <h3 class="callout-title">Output Page by Page<a class="anchor" aria-label="ancho
 </div>
 </div>
 </div>
-</section><section id="filtering-output"><h2 class="section-heading">Filtering output<a class="anchor" aria-label="anchor" href="#filtering-output"></a>
+</section><section><h2 class="section-heading" id="filtering-output">Filtering output<a class="anchor" aria-label="anchor" href="#filtering-output"></a>
+<a class="anchor" aria-label="anchor" href="#filtering-output"></a>
 </h2>
 <hr class="half-width">
 <p>Next we’ll use the <code>sort</code> command to sort the contents of
@@ -3416,7 +3425,8 @@ <h4 class="accordion-header" id="headingSolution3"> Show me the solution </h4>
 </div>
 </div>
 </div>
-</section><section id="passing-output-to-another-command"><h2 class="section-heading">Passing output to another command<a class="anchor" aria-label="anchor" href="#passing-output-to-another-command"></a>
+</section><section><h2 class="section-heading" id="passing-output-to-another-command">Passing output to another command<a class="anchor" aria-label="anchor" href="#passing-output-to-another-command"></a>
+<a class="anchor" aria-label="anchor" href="#passing-output-to-another-command"></a>
 </h2>
 <hr class="half-width">
 <p>In our example of finding the file with the fewest lines, we are
@@ -3443,7 +3453,8 @@ <h3 class="code-label">OUTPUT<i aria-hidden="true" data-feather="chevron-left"><
 right.</p>
 <p>This has removed the need for the <code>sorted-lengths.txt</code>
 file.</p>
-</section><section id="combining-multiple-commands"><h2 class="section-heading">Combining multiple commands<a class="anchor" aria-label="anchor" href="#combining-multiple-commands"></a>
+</section><section><h2 class="section-heading" id="combining-multiple-commands">Combining multiple commands<a class="anchor" aria-label="anchor" href="#combining-multiple-commands"></a>
+<a class="anchor" aria-label="anchor" href="#combining-multiple-commands"></a>
 </h2>
 <hr class="half-width">
 <p>Nothing prevents us from chaining pipes consecutively. We can for
@@ -3521,7 +3532,8 @@ <h4 class="accordion-header" id="headingSolution4"> Show me the solution </h4>
 </div>
 </div>
 </div>
-</section><section id="tools-designed-to-work-together"><h2 class="section-heading">Tools designed to work together<a class="anchor" aria-label="anchor" href="#tools-designed-to-work-together"></a>
+</section><section><h2 class="section-heading" id="tools-designed-to-work-together">Tools designed to work together<a class="anchor" aria-label="anchor" href="#tools-designed-to-work-together"></a>
+<a class="anchor" aria-label="anchor" href="#tools-designed-to-work-together"></a>
 </h2>
 <hr class="half-width">
 <p>This idea of linking programs together is why Unix has been so
@@ -3702,7 +3714,8 @@ <h4 class="accordion-header" id="headingSolution7"> Show me the solution </h4>
 </div>
 </div>
 </div>
-</section><section id="nelles-pipeline-checking-files"><h2 class="section-heading">Nelle’s Pipeline: Checking Files<a class="anchor" aria-label="anchor" href="#nelles-pipeline-checking-files"></a>
+</section><section><h2 class="section-heading" id="nelles-pipeline-checking-files">Nelle’s Pipeline: Checking Files<a class="anchor" aria-label="anchor" href="#nelles-pipeline-checking-files"></a>
+<a class="anchor" aria-label="anchor" href="#nelles-pipeline-checking-files"></a>
 </h2>
 <hr class="half-width">
 <p>Nelle has run her samples through the assay machines and created 17
@@ -3865,7 +3878,7 @@ <h3 class="callout-title">Key Points<a class="anchor" aria-label="anchor" href="
 </section></section><section id="aio-05-loop"><p>Content from <a href="05-loop.html">Loops</a></p>
 <hr>
 <p>Last updated on 2023-11-10 |
-        
+
         <a href="https://github.com/swcarpentry/shell-novice/edit/main/episodes/05-loop.md" class="external-link">Edit this page <i aria-hidden="true" data-feather="edit"></i></a></p>
 <p>Estimated time: <i aria-hidden="true" data-feather="clock"></i> 50 minutes</p>
 <div class="text-end">
@@ -4082,7 +4095,7 @@ <h3 class="callout-title">Write your own loop<a class="anchor" aria-label="ancho
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution1" aria-expanded="false" aria-controls="collapseSolution1">
   <h4 class="accordion-header" id="headingSolution1"> Show me the solution </h4>
 </button>
-<div id="collapseSolution1" class="accordion-collapse collapse" data-bs-parent="#accordionSolution1" aria-labelledby="headingSolution1">
+<div id="collapseSolution1" class="accordion-collapse collapse" aria-labelledby="headingSolution1" data-bs-parent="#accordionSolution1">
 <div class="accordion-body">
 <div class="codewrapper sourceCode" id="cb7">
 <h3 class="code-label">BASH<i aria-hidden="true" data-feather="chevron-left"></i><i aria-hidden="true" data-feather="chevron-right"></i>
@@ -4153,7 +4166,7 @@ <h3 class="code-label">BASH<i aria-hidden="true" data-feather="chevron-left"></i
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution2" aria-expanded="false" aria-controls="collapseSolution2">
   <h4 class="accordion-header" id="headingSolution2"> Show me the solution </h4>
 </button>
-<div id="collapseSolution2" class="accordion-collapse collapse" data-bs-parent="#accordionSolution2" aria-labelledby="headingSolution2">
+<div id="collapseSolution2" class="accordion-collapse collapse" aria-labelledby="headingSolution2" data-bs-parent="#accordionSolution2">
 <div class="accordion-body">
 <p>The first code block gives the same output on each iteration through
 the loop. Bash expands the wildcard <code>*.pdb</code> within the loop
@@ -4228,7 +4241,7 @@ <h3 class="code-label">BASH<i aria-hidden="true" data-feather="chevron-left"></i
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution3" aria-expanded="false" aria-controls="collapseSolution3">
   <h4 class="accordion-header" id="headingSolution3"> Show me the solution </h4>
 </button>
-<div id="collapseSolution3" class="accordion-collapse collapse" data-bs-parent="#accordionSolution3" aria-labelledby="headingSolution3">
+<div id="collapseSolution3" class="accordion-collapse collapse" aria-labelledby="headingSolution3" data-bs-parent="#accordionSolution3">
 <div class="accordion-body">
 <p>4 is the correct answer. <code>*</code> matches zero or more
 characters, so any file name starting with the letter c, followed by
@@ -4271,7 +4284,7 @@ <h3 class="code-label">BASH<i aria-hidden="true" data-feather="chevron-left"></i
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution4" aria-expanded="false" aria-controls="collapseSolution4">
   <h4 class="accordion-header" id="headingSolution4"> Show me the solution </h4>
 </button>
-<div id="collapseSolution4" class="accordion-collapse collapse" data-bs-parent="#accordionSolution4" aria-labelledby="headingSolution4">
+<div id="collapseSolution4" class="accordion-collapse collapse" aria-labelledby="headingSolution4" data-bs-parent="#accordionSolution4">
 <div class="accordion-body">
 <p>4 is the correct answer. <code>*</code> matches zero or more
 characters, so a file name with zero or more characters before a letter
@@ -4322,7 +4335,7 @@ <h3 class="code-label">BASH<i aria-hidden="true" data-feather="chevron-left"></i
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution5" aria-expanded="false" aria-controls="collapseSolution5">
   <h4 class="accordion-header" id="headingSolution5"> Show me the solution </h4>
 </button>
-<div id="collapseSolution5" class="accordion-collapse collapse" data-bs-parent="#accordionSolution5" aria-labelledby="headingSolution5">
+<div id="collapseSolution5" class="accordion-collapse collapse" aria-labelledby="headingSolution5" data-bs-parent="#accordionSolution5">
 <div class="accordion-body">
 <ol style="list-style-type: decimal">
 <li>The text from each file in turn gets written to the
@@ -4378,7 +4391,7 @@ <h3 class="code-label">BASH<i aria-hidden="true" data-feather="chevron-left"></i
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution6" aria-expanded="false" aria-controls="collapseSolution6">
   <h4 class="accordion-header" id="headingSolution6"> Show me the solution </h4>
 </button>
-<div id="collapseSolution6" class="accordion-collapse collapse" data-bs-parent="#accordionSolution6" aria-labelledby="headingSolution6">
+<div id="collapseSolution6" class="accordion-collapse collapse" aria-labelledby="headingSolution6" data-bs-parent="#accordionSolution6">
 <div class="accordion-body">
 <p>3 is the correct answer. <code>&gt;&gt;</code> appends to a file,
 rather than overwriting it with the redirected output from a command.
@@ -4553,7 +4566,8 @@ <h3 class="code-label">BASH<i aria-hidden="true" data-feather="chevron-left"></i
 <p>The following diagram shows what happens when the modified loop is
 executed and demonstrates how the judicious use of <code>echo</code> is
 a good debugging technique.</p>
-<figure><img src="../fig/shell_script_for_loop_flow_chart.svg" alt='The for loop "for filename in .dat; do echo cp $filename original-$filename;done" will successively assign the names of all ".dat" files in your currentdirectory to the variable "$filename" and then execute the command. With thefiles "basilisk.dat", "minotaur.dat" and "unicorn.dat" in the current directorythe loop will successively call the echo command three times and print threelines: "cp basislisk.dat original-basilisk.dat", then "cp minotaur.datoriginal-minotaur.dat" and finally "cp unicorn.datoriginal-unicorn.dat"' class="figure mx-auto d-block"></figure><section id="nelles-pipeline-processing-files"><h2 class="section-heading">Nelle’s Pipeline: Processing Files<a class="anchor" aria-label="anchor" href="#nelles-pipeline-processing-files"></a>
+<figure><img src="../fig/shell_script_for_loop_flow_chart.svg" alt='The for loop "for filename in .dat; do echo cp $filename original-$filename;done" will successively assign the names of all ".dat" files in your currentdirectory to the variable "$filename" and then execute the command. With thefiles "basilisk.dat", "minotaur.dat" and "unicorn.dat" in the current directorythe loop will successively call the echo command three times and print threelines: "cp basislisk.dat original-basilisk.dat", then "cp minotaur.datoriginal-minotaur.dat" and finally "cp unicorn.datoriginal-unicorn.dat"' class="figure mx-auto d-block"></figure><section><h2 class="section-heading" id="nelles-pipeline-processing-files">Nelle’s Pipeline: Processing Files<a class="anchor" aria-label="anchor" href="#nelles-pipeline-processing-files"></a>
+<a class="anchor" aria-label="anchor" href="#nelles-pipeline-processing-files"></a>
 </h2>
 <hr class="half-width">
 <p>Nelle is now ready to process her data files using
@@ -4789,7 +4803,7 @@ <h3 class="code-label">BASH<i aria-hidden="true" data-feather="chevron-left"></i
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution7" aria-expanded="false" aria-controls="collapseSolution7">
   <h4 class="accordion-header" id="headingSolution7"> Show me the solution </h4>
 </button>
-<div id="collapseSolution7" class="accordion-collapse collapse" data-bs-parent="#accordionSolution7" aria-labelledby="headingSolution7">
+<div id="collapseSolution7" class="accordion-collapse collapse" aria-labelledby="headingSolution7" data-bs-parent="#accordionSolution7">
 <div class="accordion-body">
 <p>The second version is the one we want to run. This prints to screen
 everything enclosed in the quote marks, expanding the loop variable name
@@ -4838,7 +4852,7 @@ <h3 class="code-label">BASH<i aria-hidden="true" data-feather="chevron-left"></i
 <button class="accordion-button solution-button collapsed" type="button" data-bs-toggle="collapse" data-bs-target="#collapseSolution8" aria-expanded="false" aria-controls="collapseSolution8">
   <h4 class="accordion-header" id="headingSolution8"> Show me the solution </h4>
 </button>
-<div id="collapseSolution8" class="accordion-collapse collapse" data-bs-parent="#accordionSolution8" aria-labelledby="headingSolution8">
+<div id="collapseSolution8" class="accordion-collapse collapse" aria-labelledby="headingSolution8" data-bs-parent="#accordionSolution8">
 <div class="accordion-body">
 <p>We have a nested loop, i.e. contained within another loop, so for
 each species in the outer loop, the inner loop (the nested loop)
@@ -4882,7 +4896,7 @@ <h3 class="callout-title">Key Points<a class="anchor" aria-label="anchor" href="
 </section></section><section id="aio-06-script"><p>Content from <a href="06-script.html">Shell Scripts</a></p>
 <hr>
 <p>Last updated on 2023-08-05 |
-        
+
         <a href="https://github.com/swcarpentry/shell-novice/edit/main/episodes/06-script.md" class="external-link">Edit this page <i aria-hidden="true" data-feather="edit"></i></a></p>
 <p>Estimated time: <i aria-hidden="true" data-feather="clock"></i> 45 minutes</p>
 <div class="text-end">
@@ -5289,7 +5303,8 @@ <h4 class="accordion-header" id="headingSolution2"> Show me the solution </h4>
 to recycle what they discover about their data and their workflow with
 one call to <code>history</code> and a bit of editing to clean up the
 output and save it as a shell script.</p>
-<section id="nelles-pipeline-creating-a-script"><h2 class="section-heading">Nelle’s Pipeline: Creating a Script<a class="anchor" aria-label="anchor" href="#nelles-pipeline-creating-a-script"></a>
+<section><h2 class="section-heading" id="nelles-pipeline-creating-a-script">Nelle’s Pipeline: Creating a Script<a class="anchor" aria-label="anchor" href="#nelles-pipeline-creating-a-script"></a>
+<a class="anchor" aria-label="anchor" href="#nelles-pipeline-creating-a-script"></a>
 </h2>
 <hr class="half-width">
 <p>Nelle’s supervisor insisted that all her analytics must be
@@ -5633,7 +5648,7 @@ <h3 class="callout-title">Key Points<a class="anchor" aria-label="anchor" href="
 </section></section><section id="aio-07-find"><p>Content from <a href="07-find.html">Finding Things</a></p>
 <hr>
 <p>Last updated on 2023-11-09 |
-        
+
         <a href="https://github.com/swcarpentry/shell-novice/edit/main/episodes/07-find.md" class="external-link">Edit this page <i aria-hidden="true" data-feather="edit"></i></a></p>
 <p>Estimated time: <i aria-hidden="true" data-feather="clock"></i> 45 minutes</p>
 <div class="text-end">
@@ -6467,18 +6482,18 @@ <h3 class="callout-title">Key Points<a class="anchor" aria-label="anchor" href="
 <div class="col-md-6">
         <p>This lesson is subject to the <a href="CODE_OF_CONDUCT.html">Code of Conduct</a></p>
         <p>
-        
+
         <a href="https://github.com/swcarpentry/shell-novice/edit/main/README.md" class="external-link">Edit on GitHub</a>
-        
+
 	
         | <a href="https://github.com/swcarpentry/shell-novice/blob/main/CONTRIBUTING.md" class="external-link">Contributing</a>
         | <a href="https://github.com/swcarpentry/shell-novice/" class="external-link">Source</a></p>
 				<p><a href="https://github.com/swcarpentry/shell-novice/blob/main/CITATION" class="external-link">Cite</a> | <a href="mailto:team@carpentries.org">Contact</a> | <a href="https://carpentries.org/about/" class="external-link">About</a></p>
 			</div>
 			<div class="col-md-6">
-        
+
         <p>Materials licensed under <a href="LICENSE.html">CC-BY 4.0</a> by the authors</p>
-        
+
         <p>Template licensed under <a href="https://creativecommons.org/licenses/by-sa/4.0/" class="external-link">CC-BY 4.0</a> by <a href="https://carpentries.org/" class="external-link">The Carpentries</a></p>
         <p>Built with <a href="https://github.com/carpentries/sandpaper/tree/0.16.5" class="external-link">sandpaper (0.16.5)</a>, <a href="https://github.com/carpentries/pegboard/tree/0.7.6" class="external-link">pegboard (0.7.6)</a>, and <a href="https://github.com/carpentries/varnish/tree/1.0.3" class="external-link">varnish (1.0.3)</a></p>
 			</div>
@@ -6503,8 +6518,8 @@ <h3 class="callout-title">Key Points<a class="anchor" aria-label="anchor" href="
   "url": "https://swcarpentry.github.io/shell-novice/instructor/aio.html",
   "identifier": "https://swcarpentry.github.io/shell-novice/instructor/aio.html",
   "dateCreated": "2014-10-22",
-  "dateModified": "2024-07-02",
-  "datePublished": "2024-07-02"
+  "dateModified": "2024-07-09",
+  "datePublished": "2024-07-09"
 }
 
   </script><script>
diff --git a/instructor/discuss.html b/instructor/discuss.html
index 41f320a68..d44b4caa4 100644
--- a/instructor/discuss.html
+++ b/instructor/discuss.html
@@ -46,7 +46,7 @@
             </li>
           </ul></li>
       </div>
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         <button class="btn btn-secondary dropdown-toggle bordered-button" type="button" id="dropdownMenu1" data-bs-toggle="dropdown" aria-expanded="false">
           <i aria-hidden="true" class="icon" data-feather="eye"></i> Instructor View <i data-feather="chevron-down"></i>
@@ -170,7 +170,7 @@ <h2 class="accordion-header" id="flush-headingNine">
                 </div><!--/div.accordion-flush-->
               </div><!--div.sidenav-view-selector -->
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     <div class="accordion-header" id="flush-heading1">
         <a href="index.html">Summary and Schedule</a>
     </div><!--/div.accordion-header-->
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 </div><!--/div.accordion-flush-->
 
@@ -198,7 +198,7 @@ <h2 class="accordion-header chapters" id="flush-headingEleven">
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         <a href="01-intro.html">1. Introducing the Shell</a>
     </div><!--/div.accordion-header-->
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@@ -207,7 +207,7 @@ <h2 class="accordion-header chapters" id="flush-headingEleven">
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         <a href="02-filedir.html">2. Navigating Files and Directories</a>
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@@ -216,7 +216,7 @@ <h2 class="accordion-header chapters" id="flush-headingEleven">
     <div class="accordion-header" id="flush-heading4">
         <a href="03-create.html">3. Working With Files and Directories</a>
     </div><!--/div.accordion-header-->
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@@ -225,7 +225,7 @@ <h2 class="accordion-header chapters" id="flush-headingEleven">
     <div class="accordion-header" id="flush-heading5">
         <a href="04-pipefilter.html">4. Pipes and Filters</a>
     </div><!--/div.accordion-header-->
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 </div><!--/div.accordion-flush-->
 
@@ -234,7 +234,7 @@ <h2 class="accordion-header chapters" id="flush-headingEleven">
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@@ -243,7 +243,7 @@ <h2 class="accordion-header chapters" id="flush-headingEleven">
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         <a href="06-script.html">6. Shell Scripts</a>
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@@ -252,7 +252,7 @@ <h2 class="accordion-header chapters" id="flush-headingEleven">
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             <hr class="half-width resources"><a href="../instructor/aio.html">See all in one page</a>
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             <hr class="d-none d-sm-block d-md-none"><div class="d-grid gap-1">
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       <hr></nav><main id="main-content" class="main-content"><div class="container lesson-content">
         <h1>Discussion</h1>
         <p>Last updated on 2023-05-02 |
-        
+
         <a href="https://github.com/swcarpentry/shell-novice/edit/main/learners/discuss.md" class="external-link">Edit this page <i aria-hidden="true" data-feather="edit"></i></a></p>
-        
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           <button role="button" aria-pressed="false" tabindex="0" id="expand-code" class="pull-right" data-expand="Expand All Solutions " data-collapse="Collapse All Solutions "> Expand All Solutions <i aria-hidden="true" data-feather="plus"></i></button>
         </div>
 
         
 
-<section id="alphabet-soup"><h2 class="section-heading">Alphabet Soup<a class="anchor" aria-label="anchor" href="#alphabet-soup"></a>
-</h2>
+<section><h2 class="section-heading" id="alphabet-soup">Alphabet Soup<a class="anchor" aria-label="anchor" href="#alphabet-soup"></a>
+<a class="anchor" aria-label="anchor" href="#alphabet-soup"></a></h2>
 <hr class="half-width"><p>If the command to find out who we are is <code>whoami</code>, the
 command to find out where we are ought to be called
 <code>whereami</code>, so why is it <code>pwd</code> instead? The usual
@@ -341,8 +341,8 @@ <h1>Discussion</h1>
 by one, without any master plan, by people who were immersed in its
 jargon. The result is as inconsistent as the roolz uv Inglish speling,
 but we’re stuck with it now.</p>
-</section><section id="job-control-codes"><h2 class="section-heading">Job Control Codes<a class="anchor" aria-label="anchor" href="#job-control-codes"></a>
-</h2>
+</section><section><h2 class="section-heading" id="job-control-codes">Job Control Codes<a class="anchor" aria-label="anchor" href="#job-control-codes"></a>
+<a class="anchor" aria-label="anchor" href="#job-control-codes"></a></h2>
 <hr class="half-width"><p>The shell accepts a few special commands that allow users to interact
 with running processes or programs. You can enter each of these “control
 codes” by holding down the <code>Ctrl</code> key and then pressing one
@@ -371,8 +371,8 @@ <h1>Discussion</h1>
 the differences. In general, if something went wrong and you just want
 to get your shell prompt back, it is better to use
 <code>Ctrl-C</code>.</p>
-</section><section id="other-shells"><h2 class="section-heading">Other Shells<a class="anchor" aria-label="anchor" href="#other-shells"></a>
-</h2>
+</section><section><h2 class="section-heading" id="other-shells">Other Shells<a class="anchor" aria-label="anchor" href="#other-shells"></a>
+<a class="anchor" aria-label="anchor" href="#other-shells"></a></h2>
 <hr class="half-width"><p>Before Bash became popular in the end of nineties, scientists widely
 used (and some still use) another shell, C-shell, or Csh. Bash and Csh
 have similar feature sets, but their syntax rules are different and this
@@ -383,8 +383,8 @@ <h1>Discussion</h1>
 Unix-like tools for Windows) but if you get strange errors in shell
 scripts written by colleagues, check to see which shell they were
 written for.</p>
-</section><section id="bash-configurations"><h2 class="section-heading">Bash Configurations<a class="anchor" aria-label="anchor" href="#bash-configurations"></a>
-</h2>
+</section><section><h2 class="section-heading" id="bash-configurations">Bash Configurations<a class="anchor" aria-label="anchor" href="#bash-configurations"></a>
+<a class="anchor" aria-label="anchor" href="#bash-configurations"></a></h2>
 <hr class="half-width"><p>Want to customize paths, environment variables, aliases, and other
 behaviors of your shell? This excellent blog post “<a href="https://blog.dghubble.io/posts/.bashprofile-.profile-and-.bashrc-conventions/" class="external-link">Bash
 Configurations Demystified</a>” from Dalton Hubble covers tips, tricks,
@@ -412,18 +412,18 @@ <h1>Discussion</h1>
       		<footer class="row footer mx-md-3"><hr><div class="col-md-6">
         <p>This lesson is subject to the <a href="CODE_OF_CONDUCT.html">Code of Conduct</a></p>
         <p>
-        
+
         <a href="https://github.com/swcarpentry/shell-novice/edit/main/learners/discuss.md" class="external-link">Edit on GitHub</a>
-        
+
 	
         | <a href="https://github.com/swcarpentry/shell-novice/blob/main/CONTRIBUTING.md" class="external-link">Contributing</a>
         | <a href="https://github.com/swcarpentry/shell-novice/" class="external-link">Source</a></p>
 				<p><a href="https://github.com/swcarpentry/shell-novice/blob/main/CITATION" class="external-link">Cite</a> | <a href="mailto:team@carpentries.org">Contact</a> | <a href="https://carpentries.org/about/" class="external-link">About</a></p>
 			</div>
 			<div class="col-md-6">
-        
+
         <p>Materials licensed under <a href="LICENSE.html">CC-BY 4.0</a> by the authors</p>
-        
+
         <p>Template licensed under <a href="https://creativecommons.org/licenses/by-sa/4.0/" class="external-link">CC-BY 4.0</a> by <a href="https://carpentries.org/" class="external-link">The Carpentries</a></p>
         <p>Built with <a href="https://github.com/carpentries/sandpaper/tree/0.16.5" class="external-link">sandpaper (0.16.5)</a>, <a href="https://github.com/carpentries/pegboard/tree/0.7.6" class="external-link">pegboard (0.7.6)</a>, and <a href="https://github.com/carpentries/varnish/tree/1.0.3" class="external-link">varnish (1.0.3)</a></p>
 			</div>
@@ -448,7 +448,7 @@ <h1>Discussion</h1>
   "identifier": "https://swcarpentry.github.io/shell-novice/instructor/discuss.html",
   "dateCreated": "2014-10-22",
   "dateModified": "2023-05-02",
-  "datePublished": "2024-07-02"
+  "datePublished": "2024-07-09"
 }
 
   </script><script>
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           </ul>
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         <button class="btn btn-secondary dropdown-toggle bordered-button" type="button" id="dropdownMenu1" data-bs-toggle="dropdown" aria-expanded="false">
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         <a href="index.html">Summary and Schedule</a>
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@@ -416,18 +416,18 @@ <h3 id="05-loop-figure-1">Figure 1</h3>
 <div class="col-md-6">
         <p>This lesson is subject to the <a href="CODE_OF_CONDUCT.html">Code of Conduct</a></p>
         <p>
-        
+
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-        
+
 	
         | <a href="https://github.com/swcarpentry/shell-novice/blob/main/CONTRIBUTING.md" class="external-link">Contributing</a>
         | <a href="https://github.com/swcarpentry/shell-novice/" class="external-link">Source</a></p>
 				<p><a href="https://github.com/swcarpentry/shell-novice/blob/main/CITATION" class="external-link">Cite</a> | <a href="mailto:team@carpentries.org">Contact</a> | <a href="https://carpentries.org/about/" class="external-link">About</a></p>
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 			<div class="col-md-6">
-        
+
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-        
+
         <p>Template licensed under <a href="https://creativecommons.org/licenses/by-sa/4.0/" class="external-link">CC-BY 4.0</a> by <a href="https://carpentries.org/" class="external-link">The Carpentries</a></p>
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+  "datePublished": "2024-07-09"
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diff --git a/instructor/index.html b/instructor/index.html
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@@ -46,7 +46,7 @@
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+
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@@ -193,7 +193,7 @@ <h2 class="accordion-header chapters" id="flush-headingEleven">
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@@ -202,7 +202,7 @@ <h2 class="accordion-header chapters" id="flush-headingEleven">
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         <a href="02-filedir.html">2. Navigating Files and Directories</a>
     </div><!--/div.accordion-header-->
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     <div class="accordion-header" id="flush-heading4">
         <a href="03-create.html">3. Working With Files and Directories</a>
     </div><!--/div.accordion-header-->
-        
+
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@@ -229,7 +229,7 @@ <h2 class="accordion-header chapters" id="flush-headingEleven">
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         <a href="04-pipefilter.html">4. Pipes and Filters</a>
     </div><!--/div.accordion-header-->
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@@ -238,7 +238,7 @@ <h2 class="accordion-header chapters" id="flush-headingEleven">
     <div class="accordion-header" id="flush-heading6">
         <a href="05-loop.html">5. Loops</a>
     </div><!--/div.accordion-header-->
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+
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@@ -247,7 +247,7 @@ <h2 class="accordion-header chapters" id="flush-headingEleven">
     <div class="accordion-header" id="flush-heading7">
         <a href="06-script.html">6. Shell Scripts</a>
     </div><!--/div.accordion-header-->
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@@ -256,7 +256,7 @@ <h2 class="accordion-header chapters" id="flush-headingEleven">
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         <a href="07-find.html">7. Finding Things</a>
     </div><!--/div.accordion-header-->
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               </div>
             </div>
             <hr class="half-width resources"><a href="../instructor/aio.html">See all in one page</a>
-            
+
 
             <hr class="d-none d-sm-block d-md-none"><div class="d-grid gap-1">
-            
+
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@@ -420,21 +420,21 @@ <h3 class="callout-title">Prerequisites<a class="anchor" aria-label="anchor" hre
 </tr></tbody></table><p>
       The actual schedule may vary slightly depending on the topics and exercises chosen by the instructor.
       </p>
-      </section><section id="setup"><section id="download-files"><h2 class="section-heading">Download files<a class="anchor" aria-label="anchor" href="#download-files"></a>
-</h2>
+      </section><section id="setup"><section><h2 class="section-heading" id="download-files">Download files<a class="anchor" aria-label="anchor" href="#download-files"></a>
+<a class="anchor" aria-label="anchor" href="#download-files"></a></h2>
 <hr class="half-width"><p>You need to download some files to follow this lesson.</p>
 <ol style="list-style-type: decimal"><li>Download <a href="../data/shell-lesson-data.zip">shell-lesson-data.zip</a> and move the
 file to your Desktop.</li>
 <li>Unzip/extract the file. <strong>Let your instructor know if you need
 help with this step</strong>. You should end up with a new folder called
 <strong><code>shell-lesson-data</code></strong> on your Desktop.</li>
-</ol></section><section id="install-software"><h2 class="section-heading">Install software<a class="anchor" aria-label="anchor" href="#install-software"></a>
-</h2>
+</ol></section><section><h2 class="section-heading" id="install-software">Install software<a class="anchor" aria-label="anchor" href="#install-software"></a>
+<a class="anchor" aria-label="anchor" href="#install-software"></a></h2>
 <hr class="half-width"><p>If you do not already have the shell software installed, you will
 need to <a href="https://carpentries.github.io/workshop-template/install_instructions/#shell" class="external-link">download
 and install</a> it.</p>
-</section><section id="open-a-new-shell"><h2 class="section-heading">Open a new shell<a class="anchor" aria-label="anchor" href="#open-a-new-shell"></a>
-</h2>
+</section><section><h2 class="section-heading" id="open-a-new-shell">Open a new shell<a class="anchor" aria-label="anchor" href="#open-a-new-shell"></a>
+<a class="anchor" aria-label="anchor" href="#open-a-new-shell"></a></h2>
 <hr class="half-width"><p>After installing the software</p>
 <ol start="3" style="list-style-type: decimal"><li>Open a terminal. If you’re not sure how to open a terminal on your
 operating system, see the instructions below.</li>
@@ -473,7 +473,7 @@ <h4 class="accordion-header" id="headingSolution1">
   Windows
   </h4>
 </button>
-<div id="collapseSolution1" class="accordion-collapse collapse" data-bs-parent="#accordionSolution1" aria-labelledby="headingSolution1">
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 <div class="accordion-body">
 <p>Computers with Windows operating systems do not automatically have a
 Unix Shell program installed. In this lesson, we encourage you to use an
@@ -500,7 +500,7 @@ <h4 class="accordion-header" id="headingSolution2">
   MacOS
   </h4>
 </button>
-<div id="collapseSolution2" class="accordion-collapse collapse" data-bs-parent="#accordionSolution2" aria-labelledby="headingSolution2">
+<div id="collapseSolution2" class="accordion-collapse collapse" aria-labelledby="headingSolution2" data-bs-parent="#accordionSolution2">
 <div class="accordion-body">
 <p>For a Mac computer running macOS Mojave or earlier releases, the
 default Unix Shell is Bash. For a Mac computer running macOS Catalina or
@@ -528,7 +528,7 @@ <h4 class="accordion-header" id="headingSolution3">
   Linux
   </h4>
 </button>
-<div id="collapseSolution3" class="accordion-collapse collapse" data-bs-parent="#accordionSolution3" aria-labelledby="headingSolution3">
+<div id="collapseSolution3" class="accordion-collapse collapse" aria-labelledby="headingSolution3" data-bs-parent="#accordionSolution3">
 <div class="accordion-body">
 <p>The default Unix Shell for Linux operating systems is usually Bash.
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         <p>This lesson is subject to the <a href="CODE_OF_CONDUCT.html">Code of Conduct</a></p>
         <p>
-        
+
         <a href="https://github.com/swcarpentry/shell-novice/edit/main/index.md" class="external-link">Edit on GitHub</a>
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 				<p><a href="https://github.com/swcarpentry/shell-novice/blob/main/CITATION" class="external-link">Cite</a> | <a href="mailto:team@carpentries.org">Contact</a> | <a href="https://carpentries.org/about/" class="external-link">About</a></p>
 			</div>
 			<div class="col-md-6">
-        
+
         <p>Materials licensed under <a href="LICENSE.html">CC-BY 4.0</a> by the authors</p>
-        
+
         <p>Template licensed under <a href="https://creativecommons.org/licenses/by-sa/4.0/" class="external-link">CC-BY 4.0</a> by <a href="https://carpentries.org/" class="external-link">The Carpentries</a></p>
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-  "dateModified": "2024-07-02",
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+  "datePublished": "2024-07-09"
 }
 
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diff --git a/instructor/instructor-notes.html b/instructor/instructor-notes.html
index b2afc2bb3..f2b4c3a0f 100644
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@@ -65,7 +65,7 @@
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@@ -205,7 +205,7 @@ <h2 class="accordion-header" id="flush-headingNine">
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             </div>
 <!--/div.col -->
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+
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 <!--/div.mobile-row -->
@@ -227,7 +227,7 @@ <h2 class="accordion-header chapters" id="flush-headingEleven">
         <a href="index.html">Summary and Schedule</a>
     </div>
 <!--/div.accordion-header-->
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+
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@@ -239,7 +239,7 @@ <h2 class="accordion-header chapters" id="flush-headingEleven">
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 <!--/div.accordion-header-->
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@@ -251,7 +251,7 @@ <h2 class="accordion-header chapters" id="flush-headingEleven">
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     </div>
 <!--/div.accordion-header-->
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@@ -263,7 +263,7 @@ <h2 class="accordion-header chapters" id="flush-headingEleven">
         <a href="03-create.html">3. Working With Files and Directories</a>
     </div>
 <!--/div.accordion-header-->
-        
+
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 <!--/div.accordion-item-->
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@@ -275,7 +275,7 @@ <h2 class="accordion-header chapters" id="flush-headingEleven">
         <a href="04-pipefilter.html">4. Pipes and Filters</a>
     </div>
 <!--/div.accordion-header-->
-        
+
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 <!--/div.accordion-item-->
 </div>
@@ -287,7 +287,7 @@ <h2 class="accordion-header chapters" id="flush-headingEleven">
         <a href="05-loop.html">5. Loops</a>
     </div>
 <!--/div.accordion-header-->
-        
+
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 <!--/div.accordion-item-->
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@@ -299,7 +299,7 @@ <h2 class="accordion-header chapters" id="flush-headingEleven">
         <a href="06-script.html">6. Shell Scripts</a>
     </div>
 <!--/div.accordion-header-->
-        
+
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 <!--/div.accordion-item-->
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@@ -311,7 +311,7 @@ <h2 class="accordion-header chapters" id="flush-headingEleven">
         <a href="07-find.html">7. Finding Things</a>
     </div>
 <!--/div.accordion-header-->
-        
+
   </div>
 <!--/div.accordion-item-->
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@@ -351,11 +351,11 @@ <h2 class="accordion-header" id="flush-headingTwelve">
             </div>
             <hr class="half-width resources">
 <a href="../instructor/aio.html">See all in one page</a>
-            
+
 
             <hr class="d-none d-sm-block d-md-none">
 <div class="d-grid gap-1">
-            
+
             </div>
           </div>
 <!-- /div.accordion -->
@@ -405,7 +405,8 @@ <h1>Instructor Notes</h1>
 </ul>
 </li>
 </ul>
-<section id="overall"><h2 class="section-heading">Overall<a class="anchor" aria-label="anchor" href="#overall"></a>
+<section><h2 class="section-heading" id="overall">Overall<a class="anchor" aria-label="anchor" href="#overall"></a>
+<a class="anchor" aria-label="anchor" href="#overall"></a>
 </h2>
 <hr class="half-width">
 <p>Many people have questioned whether we should still teach the shell.
@@ -452,7 +453,8 @@ <h1>Instructor Notes</h1>
 <li>not being able to run a plain text editor; and</li>
 <li>the shell refusing to run scripts that include DOS line
 endings.</li>
-</ul></section><section id="preparing-to-teach"><h2 class="section-heading">Preparing to Teach<a class="anchor" aria-label="anchor" href="#preparing-to-teach"></a>
+</ul></section><section><h2 class="section-heading" id="preparing-to-teach">Preparing to Teach<a class="anchor" aria-label="anchor" href="#preparing-to-teach"></a>
+<a class="anchor" aria-label="anchor" href="#preparing-to-teach"></a>
 </h2>
 <hr class="half-width">
 <ul>
@@ -490,7 +492,8 @@ <h1>Instructor Notes</h1>
 commands can be taught as given on the lesson pages. If you think there
 is a place where the lesson is lacking, feel free to file an issue or
 submit a pull request.</p></li>
-</ul></section><section id="teaching-notes"><h2 class="section-heading">Teaching Notes<a class="anchor" aria-label="anchor" href="#teaching-notes"></a>
+</ul></section><section><h2 class="section-heading" id="teaching-notes">Teaching Notes<a class="anchor" aria-label="anchor" href="#teaching-notes"></a>
+<a class="anchor" aria-label="anchor" href="#teaching-notes"></a>
 </h2>
 <hr class="half-width">
 <ul>
@@ -601,7 +604,8 @@ <h3 class="code-label">BASH<i aria-hidden="true" data-feather="chevron-left"></i
 not have an <code>--ignore=</code> or <code>-I</code> option, and POSIX
 <code>head</code> takes <code>-n 10</code> or <code>-10</code>, but not
 the long form of <code>--lines=10</code>.</p></li>
-</ul></section><section id="windows"><h2 class="section-heading">Windows<a class="anchor" aria-label="anchor" href="#windows"></a>
+</ul></section><section><h2 class="section-heading" id="windows">Windows<a class="anchor" aria-label="anchor" href="#windows"></a>
+<a class="anchor" aria-label="anchor" href="#windows"></a>
 </h2>
 <hr class="half-width">
 <p>Installing Bash and a reasonable set of Unix commands on Windows
@@ -676,18 +680,18 @@ <h3 id="03-create-headingInstructor1">
 <div class="col-md-6">
         <p>This lesson is subject to the <a href="CODE_OF_CONDUCT.html">Code of Conduct</a></p>
         <p>
-        
+
         <a href="https://github.com/swcarpentry/shell-novice/edit/main/README.md" class="external-link">Edit on GitHub</a>
-        
+
 	
         | <a href="https://github.com/swcarpentry/shell-novice/blob/main/CONTRIBUTING.md" class="external-link">Contributing</a>
         | <a href="https://github.com/swcarpentry/shell-novice/" class="external-link">Source</a></p>
 				<p><a href="https://github.com/swcarpentry/shell-novice/blob/main/CITATION" class="external-link">Cite</a> | <a href="mailto:team@carpentries.org">Contact</a> | <a href="https://carpentries.org/about/" class="external-link">About</a></p>
 			</div>
 			<div class="col-md-6">
-        
+
         <p>Materials licensed under <a href="LICENSE.html">CC-BY 4.0</a> by the authors</p>
-        
+
         <p>Template licensed under <a href="https://creativecommons.org/licenses/by-sa/4.0/" class="external-link">CC-BY 4.0</a> by <a href="https://carpentries.org/" class="external-link">The Carpentries</a></p>
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   "dateCreated": "2014-10-22",
-  "dateModified": "2024-07-02",
-  "datePublished": "2024-07-02"
+  "dateModified": "2024-07-09",
+  "datePublished": "2024-07-09"
 }
 
   </script><script>
diff --git a/instructor/key-points.html b/instructor/key-points.html
index 9c3777d81..9b92087a3 100644
--- a/instructor/key-points.html
+++ b/instructor/key-points.html
@@ -65,7 +65,7 @@
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+
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@@ -205,7 +205,7 @@ <h2 class="accordion-header" id="flush-headingNine">
 <!--div.sidenav-view-selector -->
             </div>
 <!--/div.col -->
-      
+
             <hr>
 </div>
 <!--/div.mobile-row -->
@@ -227,7 +227,7 @@ <h2 class="accordion-header chapters" id="flush-headingEleven">
         <a href="index.html">Summary and Schedule</a>
     </div>
 <!--/div.accordion-header-->
-        
+
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@@ -239,7 +239,7 @@ <h2 class="accordion-header chapters" id="flush-headingEleven">
         <a href="01-intro.html">1. Introducing the Shell</a>
     </div>
 <!--/div.accordion-header-->
-        
+
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 <!--/div.accordion-item-->
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@@ -251,7 +251,7 @@ <h2 class="accordion-header chapters" id="flush-headingEleven">
         <a href="02-filedir.html">2. Navigating Files and Directories</a>
     </div>
 <!--/div.accordion-header-->
-        
+
   </div>
 <!--/div.accordion-item-->
 </div>
@@ -263,7 +263,7 @@ <h2 class="accordion-header chapters" id="flush-headingEleven">
         <a href="03-create.html">3. Working With Files and Directories</a>
     </div>
 <!--/div.accordion-header-->
-        
+
   </div>
 <!--/div.accordion-item-->
 </div>
@@ -275,7 +275,7 @@ <h2 class="accordion-header chapters" id="flush-headingEleven">
         <a href="04-pipefilter.html">4. Pipes and Filters</a>
     </div>
 <!--/div.accordion-header-->
-        
+
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 <!--/div.accordion-item-->
 </div>
@@ -287,7 +287,7 @@ <h2 class="accordion-header chapters" id="flush-headingEleven">
         <a href="05-loop.html">5. Loops</a>
     </div>
 <!--/div.accordion-header-->
-        
+
   </div>
 <!--/div.accordion-item-->
 </div>
@@ -299,7 +299,7 @@ <h2 class="accordion-header chapters" id="flush-headingEleven">
         <a href="06-script.html">6. Shell Scripts</a>
     </div>
 <!--/div.accordion-header-->
-        
+
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@@ -311,7 +311,7 @@ <h2 class="accordion-header chapters" id="flush-headingEleven">
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     </div>
 <!--/div.accordion-header-->
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+
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@@ -351,11 +351,11 @@ <h2 class="accordion-header" id="flush-headingTwelve">
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             <hr class="half-width resources">
 <a href="../instructor/aio.html">See all in one page</a>
-            
+
 
             <hr class="d-none d-sm-block d-md-none">
 <div class="d-grid gap-1">
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+
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@@ -536,18 +536,18 @@ <h2 class="accordion-header" id="flush-headingTwelve">
 <div class="col-md-6">
         <p>This lesson is subject to the <a href="CODE_OF_CONDUCT.html">Code of Conduct</a></p>
         <p>
-        
+
         <a href="https://github.com/swcarpentry/shell-novice/edit/main/README.md" class="external-link">Edit on GitHub</a>
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-        
+
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 			</div>
 			<div class="col-md-6">
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diff --git a/instructor/reference.html b/instructor/reference.html
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         <p>Last updated on 2023-07-23 |
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-</h2>
+<figure><img src="../fig/standard-filesystem-hierarchy.svg" alt="Linux filesystem hierarchy" class="figure mx-auto d-block"></figure></section><section><h2 class="section-heading" id="glossary">Glossary<a class="anchor" aria-label="anchor" href="#glossary"></a>
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 <hr class="half-width"><dl><dt><span id="absolute-path">absolute path</span></dt>
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 <code>*.txt</code> matches all files whose names end in
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         <p>This lesson is subject to the <a href="CODE_OF_CONDUCT.html">Code of Conduct</a></p>
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-        
+
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 			</div>
 			<div class="col-md-6">
-        
+
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diff --git a/key-points.html b/key-points.html
index 80cd38b29..ef471d0f4 100644
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-        
+
         <a href="https://github.com/swcarpentry/shell-novice/edit/main/README.md" class="external-link">Edit on GitHub</a>
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+
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diff --git a/pkgdown.yml b/pkgdown.yml
index 99f1aa8b9..a0da3cd64 100644
--- a/pkgdown.yml
+++ b/pkgdown.yml
@@ -1,6 +1,5 @@
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+pkgdown: 2.1.0
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diff --git a/profiles.html b/profiles.html
index 349fe2c3b..44f52f68f 100644
--- a/profiles.html
+++ b/profiles.html
@@ -46,7 +46,7 @@
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-      
+
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           <i aria-hidden="true" class="icon" data-feather="eye"></i> Learner View <i data-feather="chevron-down"></i>
@@ -170,7 +170,7 @@ <h2 class="accordion-header" id="flush-headingNine">
                 </div><!--/div.accordion-flush-->
               </div><!--div.sidenav-view-selector -->
             </div><!--/div.col -->
-      
+
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           <div class="accordion accordion-flush" id="accordionFlush11">
@@ -189,7 +189,7 @@ <h2 class="accordion-header chapters" id="flush-headingEleven">
     <div class="accordion-header" id="flush-heading1">
         <a href="index.html">Summary and Setup</a>
     </div><!--/div.accordion-header-->
-        
+
   </div><!--/div.accordion-item-->
 </div><!--/div.accordion-flush-->
 
@@ -198,7 +198,7 @@ <h2 class="accordion-header chapters" id="flush-headingEleven">
     <div class="accordion-header" id="flush-heading2">
         <a href="01-intro.html">1. Introducing the Shell</a>
     </div><!--/div.accordion-header-->
-        
+
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 </div><!--/div.accordion-flush-->
 
@@ -207,7 +207,7 @@ <h2 class="accordion-header chapters" id="flush-headingEleven">
     <div class="accordion-header" id="flush-heading3">
         <a href="02-filedir.html">2. Navigating Files and Directories</a>
     </div><!--/div.accordion-header-->
-        
+
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 </div><!--/div.accordion-flush-->
 
@@ -216,7 +216,7 @@ <h2 class="accordion-header chapters" id="flush-headingEleven">
     <div class="accordion-header" id="flush-heading4">
         <a href="03-create.html">3. Working With Files and Directories</a>
     </div><!--/div.accordion-header-->
-        
+
   </div><!--/div.accordion-item-->
 </div><!--/div.accordion-flush-->
 
@@ -225,7 +225,7 @@ <h2 class="accordion-header chapters" id="flush-headingEleven">
     <div class="accordion-header" id="flush-heading5">
         <a href="04-pipefilter.html">4. Pipes and Filters</a>
     </div><!--/div.accordion-header-->
-        
+
   </div><!--/div.accordion-item-->
 </div><!--/div.accordion-flush-->
 
@@ -234,7 +234,7 @@ <h2 class="accordion-header chapters" id="flush-headingEleven">
     <div class="accordion-header" id="flush-heading6">
         <a href="05-loop.html">5. Loops</a>
     </div><!--/div.accordion-header-->
-        
+
   </div><!--/div.accordion-item-->
 </div><!--/div.accordion-flush-->
 
@@ -243,7 +243,7 @@ <h2 class="accordion-header chapters" id="flush-headingEleven">
     <div class="accordion-header" id="flush-heading7">
         <a href="06-script.html">6. Shell Scripts</a>
     </div><!--/div.accordion-header-->
-        
+
   </div><!--/div.accordion-item-->
 </div><!--/div.accordion-flush-->
 
@@ -252,7 +252,7 @@ <h2 class="accordion-header chapters" id="flush-headingEleven">
     <div class="accordion-header" id="flush-heading8">
         <a href="07-find.html">7. Finding Things</a>
     </div><!--/div.accordion-header-->
-        
+
   </div><!--/div.accordion-item-->
 </div><!--/div.accordion-flush-->
 
@@ -284,10 +284,10 @@ <h2 class="accordion-header" id="flush-headingTwelve">
               </div>
             </div>
             <hr class="half-width resources"><a href="aio.html">See all in one page</a>
-            
+
 
             <hr class="d-none d-sm-block d-md-none"><div class="d-grid gap-1">
-            
+
             </div>
           </div><!-- /div.accordion -->
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@@ -310,18 +310,18 @@ <h1>Learner Profiles</h1>
       		<footer class="row footer mx-md-3"><hr><div class="col-md-6">
         <p>This lesson is subject to the <a href="CODE_OF_CONDUCT.html">Code of Conduct</a></p>
         <p>
-        
+
         <a href="https://github.com/swcarpentry/shell-novice/edit/main/README.md" class="external-link">Edit on GitHub</a>
-        
+
 	
         | <a href="https://github.com/swcarpentry/shell-novice/blob/main/CONTRIBUTING.md" class="external-link">Contributing</a>
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 				<p><a href="https://github.com/swcarpentry/shell-novice/blob/main/CITATION" class="external-link">Cite</a> | <a href="mailto:team@carpentries.org">Contact</a> | <a href="https://carpentries.org/about/" class="external-link">About</a></p>
 			</div>
 			<div class="col-md-6">
-        
+
         <p>Materials licensed under <a href="LICENSE.html">CC-BY 4.0</a> by the authors</p>
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+
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@@ -345,8 +345,8 @@ <h1>Learner Profiles</h1>
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   "identifier": "https://swcarpentry.github.io/shell-novice/profiles.html",
   "dateCreated": "2014-10-22",
-  "dateModified": "2024-07-02",
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+  "dateModified": "2024-07-09",
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 }
 
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diff --git a/reference.html b/reference.html
index c33b3df2e..b3f2f4321 100644
--- a/reference.html
+++ b/reference.html
@@ -46,7 +46,7 @@
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-      
+
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@@ -170,7 +170,7 @@ <h2 class="accordion-header" id="flush-headingNine">
                 </div><!--/div.accordion-flush-->
               </div><!--div.sidenav-view-selector -->
             </div><!--/div.col -->
-      
+
             <hr></div><!--/div.mobile-row -->
 
           <div class="accordion accordion-flush" id="accordionFlush11">
@@ -189,7 +189,7 @@ <h2 class="accordion-header chapters" id="flush-headingEleven">
     <div class="accordion-header" id="flush-heading1">
         <a href="index.html">Summary and Setup</a>
     </div><!--/div.accordion-header-->
-        
+
   </div><!--/div.accordion-item-->
 </div><!--/div.accordion-flush-->
 
@@ -198,7 +198,7 @@ <h2 class="accordion-header chapters" id="flush-headingEleven">
     <div class="accordion-header" id="flush-heading2">
         <a href="01-intro.html">1. Introducing the Shell</a>
     </div><!--/div.accordion-header-->
-        
+
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 </div><!--/div.accordion-flush-->
 
@@ -207,7 +207,7 @@ <h2 class="accordion-header chapters" id="flush-headingEleven">
     <div class="accordion-header" id="flush-heading3">
         <a href="02-filedir.html">2. Navigating Files and Directories</a>
     </div><!--/div.accordion-header-->
-        
+
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 </div><!--/div.accordion-flush-->
 
@@ -216,7 +216,7 @@ <h2 class="accordion-header chapters" id="flush-headingEleven">
     <div class="accordion-header" id="flush-heading4">
         <a href="03-create.html">3. Working With Files and Directories</a>
     </div><!--/div.accordion-header-->
-        
+
   </div><!--/div.accordion-item-->
 </div><!--/div.accordion-flush-->
 
@@ -225,7 +225,7 @@ <h2 class="accordion-header chapters" id="flush-headingEleven">
     <div class="accordion-header" id="flush-heading5">
         <a href="04-pipefilter.html">4. Pipes and Filters</a>
     </div><!--/div.accordion-header-->
-        
+
   </div><!--/div.accordion-item-->
 </div><!--/div.accordion-flush-->
 
@@ -234,7 +234,7 @@ <h2 class="accordion-header chapters" id="flush-headingEleven">
     <div class="accordion-header" id="flush-heading6">
         <a href="05-loop.html">5. Loops</a>
     </div><!--/div.accordion-header-->
-        
+
   </div><!--/div.accordion-item-->
 </div><!--/div.accordion-flush-->
 
@@ -243,7 +243,7 @@ <h2 class="accordion-header chapters" id="flush-headingEleven">
     <div class="accordion-header" id="flush-heading7">
         <a href="06-script.html">6. Shell Scripts</a>
     </div><!--/div.accordion-header-->
-        
+
   </div><!--/div.accordion-item-->
 </div><!--/div.accordion-flush-->
 
@@ -252,7 +252,7 @@ <h2 class="accordion-header chapters" id="flush-headingEleven">
     <div class="accordion-header" id="flush-heading8">
         <a href="07-find.html">7. Finding Things</a>
     </div><!--/div.accordion-header-->
-        
+
   </div><!--/div.accordion-item-->
 </div><!--/div.accordion-flush-->
 
@@ -284,10 +284,10 @@ <h2 class="accordion-header" id="flush-headingTwelve">
               </div>
             </div>
             <hr class="half-width resources"><a href="aio.html">See all in one page</a>
-            
+
 
             <hr class="d-none d-sm-block d-md-none"><div class="d-grid gap-1">
-            
+
             </div>
           </div><!-- /div.accordion -->
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@@ -315,19 +315,19 @@ <h2 class="accordion-header" id="flush-headingTwelve">
       <hr></nav><main id="main-content" class="main-content"><div class="container lesson-content">
         <h1>Summary of Basic Commands</h1>
         <p>Last updated on 2023-07-23 |
-        
+
         <a href="https://github.com/swcarpentry/shell-novice/edit/main/learners/reference.md" class="external-link">Edit this page <i aria-hidden="true" data-feather="edit"></i></a></p>
-        
-        
-        
+
+
+
         <div class="text-end">
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         </div>
 
         
 
-<section id="summary-of-basic-commands"><h2 class="section-heading">Summary of Basic Commands<a class="anchor" aria-label="anchor" href="#summary-of-basic-commands"></a>
-</h2>
+<section><h2 class="section-heading" id="summary-of-basic-commands">Summary of Basic Commands<a class="anchor" aria-label="anchor" href="#summary-of-basic-commands"></a>
+<a class="anchor" aria-label="anchor" href="#summary-of-basic-commands"></a></h2>
 <hr class="half-width"><table class="table"><thead><tr class="header"><th>Action</th>
 <th>Files</th>
 <th>Folders</th>
@@ -352,13 +352,13 @@ <h1>Summary of Basic Commands</h1>
 </tr><tr class="odd"><td>Delete</td>
 <td>rm</td>
 <td>rmdir, rm -r</td>
-</tr></tbody></table></section><section id="filesystem-hierarchy"><h2 class="section-heading">Filesystem hierarchy<a class="anchor" aria-label="anchor" href="#filesystem-hierarchy"></a>
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+<a class="anchor" aria-label="anchor" href="#filesystem-hierarchy"></a></h2>
 <hr class="half-width"><p>The following is an overview of a standard Unix filesystem. The exact
 hierarchy depends on the platform. Your file/directory structure may
 differ slightly:</p>
-<figure><img src="fig/standard-filesystem-hierarchy.svg" alt="Linux filesystem hierarchy" class="figure mx-auto d-block"></figure></section><section id="glossary"><h2 class="section-heading">Glossary<a class="anchor" aria-label="anchor" href="#glossary"></a>
-</h2>
+<figure><img src="fig/standard-filesystem-hierarchy.svg" alt="Linux filesystem hierarchy" class="figure mx-auto d-block"></figure></section><section><h2 class="section-heading" id="glossary">Glossary<a class="anchor" aria-label="anchor" href="#glossary"></a>
+<a class="anchor" aria-label="anchor" href="#glossary"></a></h2>
 <hr class="half-width"><dl><dt><span id="absolute-path">absolute path</span></dt>
 <dd>
 A <a href="#path">path</a> that refers to a particular location in a
@@ -592,8 +592,8 @@ <h1>Summary of Basic Commands</h1>
 <code>*.txt</code> matches all files whose names end in
 <code>.txt</code>.
 </dd>
-</dl></section><section id="external-references"><h2 class="section-heading">External references<a class="anchor" aria-label="anchor" href="#external-references"></a>
-</h2>
+</dl></section><section><h2 class="section-heading" id="external-references">External references<a class="anchor" aria-label="anchor" href="#external-references"></a>
+<a class="anchor" aria-label="anchor" href="#external-references"></a></h2>
 <hr class="half-width"><div class="section level3">
 <h3 id="opening-a-terminal">Opening a terminal<a class="anchor" aria-label="anchor" href="#opening-a-terminal"></a></h3>
 <ul><li><a href="https://www.macworld.co.uk/feature/mac-software/how-use-terminal-on-mac-3608274/" class="external-link">How
@@ -653,18 +653,18 @@ <h3 id="miscellaneous">Miscellaneous<a class="anchor" aria-label="anchor" href="
       		<footer class="row footer mx-md-3"><hr><div class="col-md-6">
         <p>This lesson is subject to the <a href="CODE_OF_CONDUCT.html">Code of Conduct</a></p>
         <p>
-        
+
         <a href="https://github.com/swcarpentry/shell-novice/edit/main/learners/reference.md" class="external-link">Edit on GitHub</a>
-        
+
 	
         | <a href="https://github.com/swcarpentry/shell-novice/blob/main/CONTRIBUTING.md" class="external-link">Contributing</a>
         | <a href="https://github.com/swcarpentry/shell-novice/" class="external-link">Source</a></p>
 				<p><a href="https://github.com/swcarpentry/shell-novice/blob/main/CITATION" class="external-link">Cite</a> | <a href="mailto:team@carpentries.org">Contact</a> | <a href="https://carpentries.org/about/" class="external-link">About</a></p>
 			</div>
 			<div class="col-md-6">
-        
+
         <p>Materials licensed under <a href="LICENSE.html">CC-BY 4.0</a> by the authors</p>
-        
+
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@@ -689,7 +689,7 @@ <h3 id="miscellaneous">Miscellaneous<a class="anchor" aria-label="anchor" href="
   "identifier": "https://swcarpentry.github.io/shell-novice/reference.html",
   "dateCreated": "2014-10-22",
   "dateModified": "2023-07-23",
-  "datePublished": "2024-07-02"
+  "datePublished": "2024-07-09"
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