Cacher is the code snippet organizer for pro developers

# 查看系统版本
lsb_release -a

# 修改密码
sudo passwd root

# 查看端口占用
lsof -i:端口号

# 设置npm镜像
npm config set registry https://registry.npm.taobao.org --global
npm config set disturl https://npm.taobao.org/dist --global