npm 命令

npm uninstall -g <package>

參考
https://docs.npmjs.com/cli/uninstall

https://docs.npmjs.com/getting-started/uninstalling-global-packages
https://docs.npmjs.com/getting-started/uninstalling-local-packages

npm install xxx 安裝模塊

npm install xxx -g 將模塊安裝到全局環境中 參考http://goddyzhao.tumblr.com/post/9835631010/no-direct-command-for-local-installed-command-line-modul

npm ls 查看安裝的模塊及依賴

npm ls -g 查看全局安裝的模塊及依賴

npm uninstall xxx  (-g) 卸載模塊

npm cache clean 清理緩存

from:
http://www.cnblogs.com/xiziyin/archive/2012/01/21/2328473.html