echo "# homework" >> README.md
git init
git add README.md
git commit -m "first commit"
git remote add origin https://github.com/Easterlings/homework.git
git push -u origin master
git remote add origin https://github.com/Easterlings/homework.git
git push -u origin master
git branch
查看分支
git commit -m "message"
提交到当前分支
git branch -d new
删除名为new的本地分支
git checkout -b paul
新建名为paul的本地分支
git fetch origin paul
从远程(origin)获取paul，远程(origin)上的 paul 分支 将被获取，且本地副本被命名为origin/paul
git merge origin/paul
合并origin/paul与本地分支 paul
git push -u origin paul
推送本地分支到远程同名分支