1、# [npm，yarn，cnpm，pnpm的区别](https://blog.csdn.net/qq_48886692/article/details/120778003) >npm是[node](https://so.csdn.net/so/search?q=node&spm=1001.2101.3001.7020).js自带的包管理工具 2、# [关于vue项目npm运行报错core-js问题](https://blog.csdn.net/qq_45364616/article/details/122826468) >cnpm install core-js@latest --save 3、# [pnpm的安装与使用](https://blog.csdn.net/it_xcr/article/details/114655778) >npm install pnpm -g 4、yarn >yarn config set registry https://registry.npm.taobao.org/ 5、npm清除缓存 >npm cache verify >npm cache clean --force 6、# [NPM镜像源查看和切换](https://www.cnblogs.com/seeding/p/15219113.html) 7、# [These dependencies were not found:core-js/modules/es.array](https://www.icode9.com/content-1-1294649.html) >presets: [ [ "@vue/app", { useBuiltIns: "entry" } ] ] 8、# [vue：关于vue服务启动num run serve报Error: Missing binding Node Sass could not find 问题](https://blog.csdn.net/qq_42599451/article/details/107244101) [# Syntax Error: Error: Node Sass version 7.0.1 is incompatible with ^4.0.0.解决办法，亲测有效](https://blog.csdn.net/m0_55852632/article/details/123637136) >npm rebuild node-sass >npm update 9、# [scss中使用/deep/深度选择器报错]()