1617807573-Image_Optimization_Lighthouse_Comparison

By David Walsh on April 28, 2021

Recent Features

By David WalshJune 2, 2015
7 Essential JavaScript Functions
I remember the early days of JavaScript where you needed a simple function for just about everything because the browser vendors implemented features differently, and not just edge features, basic features, like addEventListener and attachEvent. Times have changed but there are still a few functions each developer should...
By Julian ShapiroApril 28, 2014
CSS vs. JS Animation: Which is Faster?
How is it possible that JavaScript-based animation has secretly always been as fast — or faster — than CSS transitions? And, how is it possible that Adobe and Google consistently release media-rich mobile sites that rival the performance of native apps? This article serves as a point-by-point...

By David WalshApril 29, 2008
MooTools onLoad SmoothScrolling
SmoothScroll is a fantastic MooTools plugin but smooth scrolling only occurs when the anchor is on the same page. Making SmoothScroll work across pages is as easy as a few extra line of MooTools and a querystring variable. The MooTools / PHP Of course, this is a...
By David WalshFebruary 23, 2011
RealTime Stock Quotes with MooTools Request.Stocks and YQL
It goes without saying but MooTools' inheritance pattern allows for creation of small, simple classes that possess immense power. One example of that power is a class that inherits from Request, Request.JSON, and Request.JSONP: Request.Stocks. Created by Enrique Erne, this great MooTools class acts as...