It’s fairly common in JavaScript to get a list of nodes from a DOM element and then iterate over them to perform some function such as setting a class name. Typically this is done with something like: var list = document.getElementById( "itemList"...

In this blog I’m going to talk about a simple rule for speeding up JavaScript. Plenty of other folk have commented on this but it’s worth saying again and again :). Advice in a nutshell: Try to declare all your functionality within closures and avoid...

Well it’s been a long time since I’ve blogged a long time indeed. But I thought it was about time I got back in to it. Luckily after Popfly myself and a few ex-popfliers moved to a new team the browser tools team over in DevDiv. Where we get to work on...