steganography-1

By David Walsh on May 23, 2020

Recent Features

By David WalshApril 25, 2011
Facebook Open Graph META Tags
It's no secret that Facebook has become a major traffic driver for all types of websites. Nowadays even large corporations steer consumers toward their Facebook pages instead of the corporate websites directly. And of course there are Facebook "Like" and "Recommend" widgets on every website. One...
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 WalshDecember 24, 2008
Create Tiny URLs with TinyURL, MooTools, and PHP
Since we've already figured out how to create TinyURL URLs remotely using PHP, we may as well create a small AJAX-enabled tiny URL creator. Using MooTools to do so is almost too easy. The XHTML (Form) We need an input box where the user will enter...
By David WalshJune 25, 2012
CSS pointer-events
The responsibilities taken on by CSS seems to be increasingly blurring with JavaScript. Consider the -webkit-touch-callout CSS property, which prevents iOS's link dialog menu when you tap and hold a clickable element. The pointer-events property is even more JavaScript-like, preventing: click actions from doing...