Installing Git version control
Installing Git, a distributed version control system, will be the last setup you will do. But this does not mean that it is of the least importance. You will need this to save different versions and stages of your repository. Git also helps you roll back your repository's recent working version if you made changes in your code that broke your app, and you can't fix them anymore.
Go to http://git-scm.com/ and click the Download button on the screen to download and install Git.
Now you have learned from this final section about Git version control, where to get it, what it does, and why it is crucial, let's summarize everything.