note 9 linux 8 frontend 6 javascript 3 vps 3 backend 2 css 2 debug-tool 2 ghost 2 math 2 node.js 2 npm 2 php 2 shadowsocks 2 algorithm 1 go 1 python 1 qr-code 1 raspberry-pi 1 raspbian 1 react 1 shell 1 ssh 1 ssr 1 wechat 1