wuqian

http://www.mongodb.org/display/DOCS/dbshell+%28mongo%29+Reference

wuqian

var async = require('async');
var http = require('http');

function getPage(callback) {
    http.get('http://www.baidu.com', function(res) {
        var buffers = [];
        var size = 0;
        res.on('data', function(buffer) {
            buffers.push(buffer);
            size += buffer.length;

wuqian

var http = require('http');

var options = {
    host: 'www.baidu.com',
    port: 80,
    path: '/s?wd=gfw'
};

var Iconv = require('iconv').Iconv;

wuqian

var RES_MAX = 10;
var count = 0;
function foo () {
    if (count > RES_MAX) {
        //出让cpu,等待并发任务完成
        return process.nextTick(foo);
    }

    //do the real work here
    count ++;