### git

git init
git add .
git commit -m "first commit"
git remote add origin https://github.com/hoochanlon/private.git //远程链接
git push -u origin master

git checkout gh-pages //切换分支
git checkout -b gh-pages //创建并切换分支
git push origin branch-name //直接push 到repo的相关分支

git branch -r -d origin/branch-name //删除分支
git push origin :branch-name //删除远程分支

git fetch --all //指令是下载远程仓库最新内容，不做合并
git reset --hard origin/master  //指令把HEAD指向master最新版本
git pull //合并

git remote set-url origin repo.git //修改远程仓库地址

### npm

npm login
npm pulish
npm unpublish pkg --force

[npm增删改](https://segmentfault.com/a/1190000017479985)