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By David Walsh on April 30, 2019

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 David WalshNovember 21, 2011
Page Visibility API
One event that's always been lacking within the document is a signal for when the user is looking at a given tab, or another tab. When does the user switch off our site to look at something else? When do they come back?

By David WalshMarch 24, 2010
Create Classy Inputs Using MooTools’ OverText
The MooTools More library is a goldmine. A treasure chest. Pirates booty, if you will (and, of course, I will). More is full of plugins that add a lot of class and functionality to your website with minimal effort.
By David WalshFebruary 7, 2011
Translate Content with the Google Translate API and JavaScript
Note: For this tutorial, I'm using version1 of the Google Translate API. A newer REST-based version is available. In an ideal world, all websites would have a feature that allowed the user to translate a website into their native language (or even more ideally, translation would be...