challenge 21

Author: shivaylamba

Challenges/challenge_21.md

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+## Welcome to Challenge 21
+
+Welcome to the 21st Challenge 
+
+Today we will be learning about Git Aliases! :). This is an amazing feature that helps us use less keystroke
+
+ The term alias is synonymous with a shortcut. Alias creation is a common pattern found in other popular utilities like `bash` shell. Aliases are used to create shorter commands that map to longer commands. Aliases enable more efficient workflows by requiring fewer keystrokes to execute a command. To learn more;
+
+ - [Git Alias](https://www.atlassian.com/git/tutorials/git-alias)
+
+  ## Tasks
+
+ - Go through the Git Alias documentation shared here
+ - Create at least 2 alias for any git commands you feel is too long
+ - Take a screenshot of the alias you created. hint run `git config --list`
+ - Take a screenshot of using your alias
+ - Post these screenshot in the issue created in the prior challenges