Is there a native machine code compiler for JavaScript? I'm not talking about a VM. If it doesn't exist can it be done? I am wondering if it can be compiled to binary due to the dynamic nature of the language....

For example  var w = document.getElementById; var b = w('header'); var c = w('footer'); var d = w('body');   Edit: Semicolons are another one of those big arguments. I thought I would edit the question for fun.  Edit: Response...

I thought this would be as easy as:  if(typeof(Array.push) == 'undefined'){   //not defined, prototype a version of the push method   // Firefox never gets here, but IE/Safari/Chrome/etc. do, even though   // the Array object has a push metho...

I've got a JSON object that looks something like  {     "version" : "22",     "who: : "234234234234" }   And I need it in a string ready to be sent as a raw http body request.  So i need it to look like  version=22&...

I've been playing for a while with phonegap, did some tests on my Android...  It's pretty nice.  My questions are: What is the best (your favorite) framework to develop native mobile applications with web client side (HTML / JavaScript / CSS)...

I measured the execution times of those two functions:   jQuery grep function Native JavaScript filter function   The execution of following methods have been measured using Chrome Profiles tool:  // jQuery GREP function function alternative1(words,...

I stumbled upon a function called v8Locale in Chrome's Developer Console. I was curious so I entered the function to get the source code, and it revealed the following code:  function (a){ native function NativeJSLocale(); var b=NativeJSLocale(a)...

I want to use either native JavaScript or jQuery to change the poster attribute on the HTML video tag. Any help would be greatly appreciated.  <div id="videoplayer" class="video-player" style="overflow: hidden; width: 582px; he...

I am making a game in HTML5. I am most familiar with HTML5, and prefer it over a higher level language, such as C++. HTML5 is a great platform for writing games on. My only issue is that I want to run my game as a native application (that you can st...

I was developing a small JS library and was to use there custom Error exceptions.  So, I decided to inherit them (ORLY?) from native Javascript Error object in this way:  var MyError = function(){     Error.prototype.constructor.apply(this, arguments...