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By David Walsh on February 17, 2019

Recent Features

By David WalshApril 15, 2015
fetch API
One of the worst kept secrets about AJAX on the web is that the underlying API for it, XMLHttpRequest, wasn't really made for what we've been using it for. We've done well to create elegant APIs around XHR but we know we can do better. Our effort to...
By David WalshSeptember 27, 2012
5 HTML5 APIs You Didn’t Know Existed
When you say or read "HTML5", you half expect exotic dancers and unicorns to walk into the room to the tune of "I'm Sexy and I Know It." Can you blame us though? We watched the fundamental APIs stagnate for so long that a basic feature...

By David WalshJanuary 2, 2013
afterscriptexecute Event
Fellow Mozillian Daniel Buchner, curator of the X-Tag project and clever developer who showed us how to detect dom node insertions using CSS animations, recently showed me a new JavaScript feature I'd never heard of: the SCRIPT element's afterscriptexecute event.
By David WalshOctober 20, 2009
Dynamically Create Charts Using MooTools MilkChart and Google Analytics
The prospect of creating graphics charts with JavaScript is exciting. It's also the perfect use of JavaScript -- creating non-essential features with unobtrusive scripting. I've created a mix of PHP (the Analytics class), HTML, and MooTools JavaScript that will connect to Google Analytics...