Git Create Patch

Follow by http://twnin.blogspot.com/2011/04/git-basic-manipulation.html

Mention in the link above, the B clone project files from A.
The B modify file content and A merge the change file from B.

Now, the B modify and commit again.

If directory A can't connect to directory B.
The B can produce a patch file, and mail it or give it to A.

The A put the patch file into directory A then apply patch to project.

Reference:
http://blog.longwin.com.tw/2009/05/git-send-patch-commit-use-email-2009/