# 安装node --- ```bash cd /usr/local/src/ wget http://nodejs.org/dist/v0.10.24/node-v0.10.24.tar.gz tar zxvf node-v0.10.24.tar.gz cd node-v0.10.24 ./configure --prefix=/usr/local/node/0.10.24 make make install node -v ``` ![file](/static/upload/bigpic/

# 利用puppeteer采集百度数据，并写入json文件 --- ## 代码篇，属于日常采集篇，后期会mongdb来存贮数据 ---- ``` const puppeteer = require("puppeteer"); const fs = require('fs'); (async()=>{ try{ const browser = await puppeteer.launch({ headless:true, args: [ '–disable-gpu', // GPU硬件加速 '–d

# 基于NodeJs操作MySQL实现基础操作 ----- ## 实现数据库的增删改查 ---- ### 代码篇 ``` const mysql = require('mysql'); const connection = mysql.createConnection({ host: 'localhost', user: 'root', password: '1234567890', database: 'Demo' }); connection.connect(); var addSql =