gyp WARN EACCES user root does not have permission to access the dev dir

发表于 
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gyp WARN EACCES user "root" does not have permission to access the dev dir "/home/countly/nodejs/lib/node_modules/time/.node-gyp/0.10.36"
gyp WARN EACCES attempting to reinstall using temporary dev dir "/home/countly/nodejs/lib/node_modules/time/.node-gyp"

百度了好久资料，终于发现了解决办法，特此记录

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sudo  npm install time   -g --unsafe-perm

增加了–unsafe-perm
顺便写一下新颁布 express 的安装

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npm  -g install express
npm -g install express-generator