Update README.md

tuxnotes · web-flow · commit e1caee424633 · 2019-05-09T15:18:38.000+08:00
diff --git a/README.md b/README.md
@@ -1 +1,2 @@
-# performance_notes
+# performance_notes
+Notes for performance learning

Original file line number	Diff line number	Diff line change
`@@ -1 +1,2 @@`
`1`		`-# performance_notes`
	`1`	`+# performance_notes`
	`2`	`+Notes for performance learning`