London 11 | Pezhman Azizi | Module-Tools | Shell Piplines | week2 #32
Conversation
This file contains hidden or bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
…ting names, scores, cities, and performing calculations.
…nd tr for efficient text processing and command-line data manipulation.
ehwus
reviewed
Mar 18, 2025
| @@ -4,3 +4,4 @@ set -euo pipefail | |||
|
|
|||
| # TODO: Write a command to count the number of files in the sample-files directory whose name starts with an upper case letter and doesn't contain any other upper case letters. | |||
| # Your output should be the number 7. | |||
| ls sample-files | grep -c '^[A-Z][^A-Z]*$' | |||
There was a problem hiding this comment.
praise: This is a very clear regex for something that's quite complicated, nice job!
ehwus
added
Reviewed
Sign up for free
to join this conversation on GitHub.
Already have an account?
Sign in to comment
Add this suggestion to a batch that can be applied as a single commit.
This suggestion is invalid because no changes were made to the code.
Suggestions cannot be applied while the pull request is closed.
Suggestions cannot be applied while viewing a subset of changes.
Only one suggestion per line can be applied in a batch.
Add this suggestion to a batch that can be applied as a single commit.
Applying suggestions on deleted lines is not supported.
You must change the existing code in this line in order to create a valid suggestion.
Outdated suggestions cannot be applied.
This suggestion has been applied or marked resolved.
Suggestions cannot be applied from pending reviews.
Suggestions cannot be applied on multi-line comments.
Suggestions cannot be applied while the pull request is queued to merge.
Suggestion cannot be applied right now. Please check back later.
Learners, PR Template
Self checklist
Changelist
This PR enhances the Shell Pipelines Exercises by implementing solutions using various command-line tools, including ls, sort, uniq, head, tail, and tr. These exercises focus on combining Unix commands efficiently to process text and manipulate data.
Key Updates
Implemented shell pipelines to filter, count, and transform text files using grep, wc, ls.
Applied sorting and deduplication techniques with sort and uniq.
Extracted and manipulated specific sections of data using head and tail.
Used tr for text transformation, such as case conversion and character replacement.
Improved efficiency by chaining multiple commands with pipes (|).
Why This PR?
Encourages hands-on practice with Unix pipelines.
Demonstrates how to combine multiple shell commands effectively.
Enhances the project’s scope by incorporating various text-processing techniques.
Questions
Ask any questions you have for your reviewer.