$ npm install Package name -g
At this point, the package will be installed on the global level, which is what I said in the morning.
C:’\USER\ROAMING’\NPM
Some cli (command line programs), engineered things.
npm install gulp -g，It will not appear in our project folder, but in the NPM folder.
3.4
Taobao image
In order to facilitate Chinese programmers against the government’s GFW, the Great Wall, selective shielding, at this time invented Taobao mirror, keep and stroll
Synchronization with the official website.
Taobao invented cnpm for the convenience of Chinese programmers against GFW. You can use this to replace official banbe.
A web address is specified.
All future NPM activities will be cnpm.