Hello,I'm Harry Cheng.Welcome to my first git repository. Git is a version control system. Git is a free and open source distributed version control system.I really love it!
Second time texting this file. Now I am learning chapter 2 of "learning git" wrote by MichaelLiao. I think he wrote a very good guidebook about git.
third time. Now I'm learning how to modify the files in repository. This is my first try.
creating a new branch called dev. While master is used to formally update,dev is used to edit and revise.