javascript spravka

Option1 : multiple var without assignment function MyFunction() { var a = null; var b = null; … Read more Javascript Var Statement And Performance

What I have in place, is a domain availability check, which connects up to an API and outputs '… Read more How To Run Curl Once, Checking Domain Availability In A Loop? Help Fixing Code Please

I googled quite a lot looking for the answer to this question but didn't find anything. Aside o… Read more Jquery.getscript Vs Yepnope Performance

Does anyone know if there's any benefit in 'minifying' locally-stored javascript code t… Read more Javascript Performance And Minification

I have a page constructed using Dojo and I need to measure how long the page takes to complete rend… Read more Measure Page Rendering Time On Ie 6 Or Ff 3.x

I am looking for the best way to replace or add to elements of an array without deleting the origin… Read more Javascript: Is There A Better Way To Retain Your Array But Efficiently Concat Or Replace Items?

YSlow reports suggest that I have many javascript files on a particular page and these should be m… Read more Should I Combine My Javascripts In One And Css Files In One For Performance?

As part of performance tuning, GTMetrix is suggesting to enable enable Enable gzip compression and … Read more How To Enable Gzip Compression And Leverage Browser Caching In Pinterest, Twitter And Facebook Javascript Files.

I am having problems with code written in ASP.NET with some javascript, doing a postback to the ser… Read more How To Handle Javascript On Page With Thousands Of Checkboxes In Ie6

Since Javascript performance can possibly get intensive on large input forms, what is the cleanest … Read more Fastest (javascript/jquery) Way To Track Changes In A Large Input Form

Possible Duplicate: JavaScript === vs == : Does it matter which “equal” operator I use? When comp… Read more == Vs. === In A Remote Javascript File. Which One Is Faster?

Say we have an object something like: var foo = { a: { b: { c: { d: { e: { f: [ 0, 1, 2, 3, 4, 5, 6… Read more Is It Better To Use Temporary Variables In Place Of Repeated Full References?

I'm currently debugging a ajax chat that just endlessly fills the page with DOM-elements. If yo… Read more Javascript Performance Problems With Too Many Dom Nodes?

In response to my answer yesterday about rotating an Image, Jamund told me to use .data() instead o… Read more Save Object States In .data Or Attr - Performance Vs Css?

I am knew to WebGL and Three js having been able to get enough code together to be able to add 25K … Read more Three Js 25000 Boxgeometry 200 Models How To Increase Performance

In JavaScript, it is possible to declare multiple variables like this: var variable1 = 'Hello, … Read more Declaring Multiple Variables In Javascript

I'd like to be able to find out about a browser's hardware resources from a web page, or at… Read more Is There A Way To Know Anything About Hardware Resources Of 'platform' Accessing Webpage?

I have this code: function lazyCss(gallery) { var images = gallery.slider.find('[data-laz… Read more Does It Consider Recursion If I Call Onload Event On The Funcion Which I'm Inside?

I tried Dart SDK after the 1.0 release, and wrote a simple hello-world program in Dart. Then, with … Read more Why The Converttofastobject Function Make It Fast?

On the website I'm building for work, we have a search bar where the user can type in to search… Read more Asynchronous Keyup Events/how To Short Circuit Sequential Keyup Events For Speed Boost