1.yarn配置淘宝源

Yarn 淘宝源安装，分别复制粘贴以下代码行到黑窗口运行即可

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

yarn config set sass_binary_site http://cdn.npm.taobao.org/dist/node-sass -g

npm config set sass_binary_site=https://npm.taobao.org/mirrors/node-sass/
npm config set phantomjs_cdnurl=https://npm.taobao.org/mirrors/phantomjs/
npm config set electron_mirror=https://npm.taobao.org/mirrors/electron/
npm config set registry=https://registry.npm.taobao.org
安装 node-sass、electron 和 phantomjs 时都能自动从淘宝源上下载

2.npm配置淘宝源

npm config set sass_binary_site=https://npm.taobao.org/mirrors/node-sass/
npm config set phantomjs_cdnurl=https://npm.taobao.org/mirrors/phantomjs/
npm config set electron_mirror=https://npm.taobao.org/mirrors/electron/
npm config set registry=https://registry.npm.taobao.org

3.安装cnpm

npm install -g cnpm