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// original (http://html5shiv.googlecode.com/svn/trunk/html5.js)

(function(){if(!/*@cc_on!@*/0)return;var e = "abbr,article,aside,audio,canvas,datalist,details,figure,figcaption,footer,header,hgroup,mark,menu,meter,nav,output,progress,section,summary,time,video".split(','),i=e.length;while(i--){document.createElement(e[i])}})()

// kangax version (29 characters less, yay!)

/*@cc_on(function(e,i){i=e.length;while(i--)document.createElement(e[i])})("abbr,article,aside,audio,canvas,datalist,details,eventsource,figure,footer,header,hgroup,mark,menu,meter,nav,output,progress,section,time,video".split(','))@*/

// jdalton version (was 5, now 41 characters less than kangax, yay!)

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[] == false; // true
"" == false; // true
null == false; // false, that's more like it

var a = [];
if (a) {
  alert(1); // alert this; in condition need check a.length
} else {
  alert(2);
}

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/* by Dmitry A. Soshnikov */

var object = (function () {

    // private
    var _x = 10;

    // also private
    function _privateFunc() {
        return _x;

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/**
 * Aliases and additional "sugar"
 * 2010-04-15
 * @author Dmitry A. Soshnikov
 */
(function () {

    ["defineProperty", "defineProperties", "keys", "getOwnPropertyNames",
    "getOwnPropertyDescriptor", "getPrototypeOf", "seal", "freeze",
    "preventExtensions", "isFrozen", "isSealed", "isExtensible"]

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if (!window.localStorage || !window.sessionStorage) (function () {

var Storage = function (type) {
  function createCookie(name, value, days) {
    var date, expires;

    if (days) {
      date = new Date();
      date.setTime(date.getTime()+(days*24*60*60*1000));
      expires = "; expires="+date.toGMTString();

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/*
 * classList.js
 *
 * Implements a cross-browser element.classList getter.
 *
 */

"use strict";

if (typeof Element !== "undefined") {

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var _restoreSymbol = (function($G)
{
  var iframe = document.createElement('iframe');
  
  (document.body || document.documentElement).appendChild(iframe);
  iframe.style.display = 'none';
  
  var win = iframe.contentWindow, doc = win.document;
  
  doc.open();

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/**
 * Delegation based mixins for JavaScript.
 *
 * Non-specific extensions are used:
 *    __proto__
 *    __noSuchMethod__
 *
 * Tested in SpiderMonkey.
 *
 * Opened issues:

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var _missing= function(data){ return React.DOM.pre(null, "Route not found: "+ data.route) },
    _router= null,
    _started= false,
    _nextId= 1;

function handleRouteChange(container, component) {
  var routeParams= Array.prototype.slice.call( arguments, 1 )
  React.renderComponent(
    component({ routeParams:routeParams }, null),
    container

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/**
 * Automatic Reference Counting (ARC) Garbage Collection technique.
 *
 * This diff describes Reference counting GC technique.
 * See also previous lesson on Mark and Sweep GC:
 * https://gist.github.com/4391763
 *
 * Covered topics:
 *
 * 1. Reference value in ECMAScript (JS specific)