GitHub for Windows
https://windows.github.com
GitHub for Mac
https://mac.github.com
git rm[file]
Deletes the file from the working directory and stages the deletion
git stash
Temporarily stores all modified tracked files
git init [project-name]
Creates a new local repository
git clone [url]
Downloads a project and its entire version history
git status
lists all new or modified files to be committed
git branch
Lists all local branches in the current repository
git merge
Combines the specified branch’s history into the current branch
References
Github Cheat Sheet