alsotang

var hasha = require('hasha')
var utility = require('utility')
var fs = require('fs')

var str = fs.readFileSync(__filename)

suite('md5', function () {

	bench('utility.md5', function() {
		utility.md5(str);

alsotang

var _ = require('lodash')

var length = 20000;

var arr = _.range(0, length);

console.time('add')
for (var i = 0; i < length; i++) {
	for (var j = 0; j < length; j++) {
		arr[j] += 1

alsotang

var _ = require('lodash')

var base = 10000;

function win() {
	return ~~(Math.random() * 10000 % 2)
}


function bet(num) {

alsotang

// alock 是用来控制某个函数的回调一定只执行最新的库
var alock = {
  count: 0,
  locks: {
  },
  set: function (lockName, val) {
    if (!val) {
      val = ++this.count
    }

alsotang

function MyCustomError(message) {
    this.message = message;
    this.name = "MyCustomError";
    Error.captureStackTrace(this, MyCustomError);
}
MyCustomError.prototype = Object.create(Error.prototype);
MyCustomError.prototype.constructor = MyCustomError;

alsotang

var cluster = require('cluster');

if (cluster.isMaster) {
  for (var i = 0; i < 4; i++) {
    setTimeout(function () {
      cluster.fork();
    }, i * 2 * 1000)

  }
} else {

alsotang

var count = 0;
setInterval(function () {
  count++;
  var el = document.querySelector('.count-number')
  el.innerHTML = count;
}, 100)

// add 10k elements to body
setTimeout(function () {
  for (var i = 0; i < 10000; i++) {

alsotang

var should = require('should');
var Benchmark = require('benchmark');

var suite = new Benchmark.Suite();

var lambdaLifting = function () {
  var x = 10;
  function fn() {
    return x + 1;
  }

alsotang

var _ = require('lodash');

var families = [];

for (var i = 0; i < 100000; i++) {
  var family = [];
  for (var j = 0; j < 3; j++ ) {
    // 0 是女孩  1 是男孩
    var gender = Math.random() >= 0.5 ? 1 : 0;
    family.push(gender);

alsotang

Hello World

add some words.

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