Git -- open source distributed version control system -- A stream of snapshots(if no change,just link) -- Three states http://git-scm.com/ http://git-scm.com/book/en/v2…
https://www.ntu.edu.sg/home/ehchua/programming/howto/Git_HowTo.html#zz-7. 1. Introduction GIT is a Version Control System (VCS) (aka Revision Control System (RCS), Source Code Manager (SCM)). A VCS serves as a Repository (or repo) of program codes,…