web_vitals

By David Walsh on October 27, 2020

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 Garris ShiponSeptember 17, 2014
Responsive and Infinitely Scalable JS Animations
Back in late 2012 it was not easy to find open source projects using requestAnimationFrame() - this is the hook that allows Javascript code to synchronize with a web browser's native paint loop. Animations using this method can run at 60 fps and deliver fantastic...

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...
By David WalshApril 30, 2008
Save Text Size Preference Using MooTools 1.2
Last time posting here I taught you how to change text-size with JavaScript. The problem with using the solution I presented as Ian Lloyd pointed out: Increase the font size, follow a link to another web page on same site and … back...