LincolnBurrows

var crypto = require('crypto');
var moment = require('moment');
var xml2js = require('xml2js');

module.exports = {
	//生成随机字符串
	createNonceStr: function(){
		return Math.random().toString(36).substr(2, 15);
	},
	//生成时间戳

LincolnBurrows

'use strict'
var r1,r2,s=null;
try{
  r1=s.length; //产生错误
  r2=100;  //此语句不会执行
} catch(e){
  console.log('error'+e);
} finally{
  console.log('finally');
}

LincolnBurrows

var  express = require('express');
var session = require('express-session');
var app = express();
app.use(session({
	secret:'dsafdsa',
    cookie:{maxAge:60*1000*30}
}));

app.get('/', function(req, res){
	if(req.session.sign){  //检查用户是否已登录

LincolnBurrows

var express = require('express');
var cookieParser = require('cookie-parser');
var app = express();
app.use(cookieParser);
app.get('/', function(req, res){
   // 如果请求中的 cookie 存在 isVisit, 则输出 cookie
  // 否则，设置 cookie 字段 isVisit, 并设置过期时间为1分钟
  if(req.cookies.isVisit){
  	console.log(req.cookies);
    res.send('hello');

LincolnBurrows

var WechatAPI = require('wechat-api');

var appid = 'xxx';
var appsecret = 'xxxxx';
var api = new WechatAPI(appid, appsecret);

api.createLimitQRCode(10000, function(err, result){
    if(err){
      console.log('createLimitQRCode failed')
    }

LincolnBurrows

var WechatAPI = require('wechat-api');

var appid = 'xxx';
var appsecret = 'xxxxx';
var api = new WechatAPI(appid, appsecret);

var me4_id;
var openid_list;
api.getMaterials('image', 0, 200, function(err, result, res){
    if(err){console.log(err)}

LincolnBurrows

function createObj(nick,age){
  var obj = {
    nick:nick,
    age:age,
    printName:function(){
      console.log(this.nick);
    }
  }
  return obj;
}

LincolnBurrows

var co = require('co');
var thunkify = require('thunkify');

function f1(callback){
  callback(0, 1);
}

var n = thunkify(f1);
co(function* (){
  var out = yield n();

LincolnBurrows

var thunkify = require('thunkify');
var co = require('co');

function myThunk(userName,callback){
    callback(null , 'hello'+' '+ userName);
}

var myR = thunkify(myThunk);
function* fn(){
  var a = yield myR('a');

LincolnBurrows

cd c:\
unzip nginx-1.8.1.zip
ren nginx-1.8.1 nginx
cd nginx
start nginx
control:
 nginx -s [stop|quit|reopen|reload]