安装和更新node.js+npm

安装 node.js

sudo apt install nodejs-legacy

or

curl -sL https://deb.nodesource.com/setup_9.x | sudo -E bash - 
sudo apt-get install -y nodejs 

更新node.js

npm install -g n 
n latest

更新npm

npm update -g

参考

https://lax.v2ex.com/t/446410
https://www.cnblogs.com/baby123/p/6955396.html
https://blog.csdn.net/cui_shuang_xi/article/details/72723282

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