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Introduction to JSON and PHP
Introduction to Computer Storage and Memory
Cross Browser CSS Opacity and the JavaScript Fade / Fading Effect97.9%
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Cross Browser CSS Opacity and the JavaScript Fade / Fading Effect
By Andrew Johnson (archived May 17, 2009)
Using CSS and JavaScript to modify the opacity (transparency) of HTML elements and images can really open the doors when it comes to improving the functional attractiveness of web applications. In this article, I'll be exploring interoperable CSS opacity setups and the JavaS...
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Comprehensive Guide to PHP / MySQL Tag Clouds (Includes Demo)
By Andrew Johnson (archived Mar 5, 2009)
Tags are a great way to organize user content such as photos, videos, articles and so on. This guide covers the necessary MySQL tables, SQL queries, PHP scripts, XHTML and CSS for adding tag support to your website. Apache mod_rewrite rules are also covered for search engine...
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Beginners Guide to AJAX (Asynchronous JavaScript and XML)
By Andrew Johnson (archived Dec 29, 2008)
Asynchronous JavaScript and XML allows you to communicate with server-side scripts behind the scenes via a JavaScript XMLHttpRequest object. In this article you'll learn all about AJAX, the XMLHttpRequest class and how to start developing interactive web pages with AJAX. A b...
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Optimizing Web Sites for High Performance (YSlow Guide)
By Andrew Johnson (archived Dec 21, 2008)
The popular Firebug add on YSlow by Yahoo! is a great tool that can show you some very easy yet powerful ways a web site can be optimized. Such optimizations include fewer HTTP requests, content delivery networks, far future expirations, gzip compression, CSS and JavaScript ...
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Optimize Your Web Site by Using CSS Image Sprites
By Andrew Johnson (archived Dec 12, 2008)
Many web developers have replaced image slicing for a much better technique known as CSS Sprites. This technique results in cleaner markup, fewer HTTP requests, smaller file sizes and saves bandwidth. In this article you'll learn how CSS Sprites work and how to use them.