some code sample to lean java deeply
#some sites to learn git deeply http://www.bootcss.com/p/git-guide/ https://git-scm.com/docs
#git learning notes #git learning notes begin #1.add -> commit git add git add * git commit -m "comments"
#2.push changes git push origin git remote add origin
#3.branches git checkout -b git checkout master git checkout -d
#4.update and merge git pull git merge #resolve conflicts git add #diff git diff <source_branch> <target_branch>
#5.tags git tag git log
#6.replace local changes git checkout -- git fetch origin git reset --hard origin/master
#6.交互地添加文件至缓存区： git add -i #git learning notes end