一、npm-cnpm-yarn

1-1 npm

  1. npm config set registry https://registry.npm.taobao.org --global
  2. npm config set disturl https://npm.taobao.org/dist --global

1-2 cnpm

npm install -g cnpm --registry=https://registry.npm.taobao.org

1-3 yarn

cnpm i yarn -g
yarn config set registry https://registry.npm.taobao.org

yarn add koa
yarn remove koa
npm cnpm yarn
npm init -y cnpm init -y yarn init -y
npm i koa -S cnpm i koa -S yarn add koa
npm uninstall koa -S cnpm uninstall koa -S yarn remove koa

二、安装git

image.png

sudo apt install yum
tips:如果没有yum这个命令,需要先使用上面的命令安装

yum install git
git --version //可以查看是否安装成功