Merge pull request LibraryCarpentry#174 from sharilaster/sharilaster-…

…patch-1 Improved description for lesson tool.
doujouDC · Oct 12, 2020 · c6486a3 · c6486a3
2 parents 9d78bbd + f9538d5
commit c6486a3
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/episodes/02-match-extract-strings.md b/episodes/02-match-extract-strings.md
@@ -15,7 +15,7 @@ keypoints:
 
 # Exercise Using Regex101.com
 
-For this exercise, open a browser and go to [https://regex101.com](https://regex101.com). 
+For this exercise, open a browser and go to [https://regex101.com](https://regex101.com). Regex101.com is a free regular expression debugger with real time explanation, error detection, and highlighting.
 
 Open the [swcCoC.md file](https://github.com/LibraryCarpentry/lc-data-intro/tree/gh-pages/data/swcCoC.md), copy the text, and paste that into the test string box.