问题
yarn超时导致链接无法建立
解决方法
更换源
操作
查看yarn/npm源
#查看代理
yarn config list
npm config list
npm设置代理
npm config set proxy http://127.0.0.1:8080
npm config set https-proxy http://127.0.0.1:8080
npm删除代理
npm config delete proxy
npm config delete https-proxy
yarn设置代理
yarn config set proxy http://127.0.0.1:8080
yarn config set https-proxy http://127.0.0.1:8080
yarn删除代理
yarn config delete proxy
yarn config delete https-proxy
npm/yarn转换淘宝源和官方源
npm config set registry http://registry.npm.taobao.org/
npm config set registry https://registry.npmjs.org/
yarn config set registry http://registry.npm.taobao.org/
yarn config set registry https://registry.npmjs.org/
