GIT info
Please add other helpful links:
http://www.git-tower.com/blog/git-cheat-sheet-detail/
Interactive tutorial about branching – (Learning about git branching)
Mostly for beginners – (List of Git Tutorials from 2011)
Role specific command references for different types of git users- (Everyday git commands from kernel.org)
10 Tips to Push Your Git Skills to the Next Level – June 17, 2014