http://www.merchantos.com/makebeta Web Developer Tools and Tutorials Fri, 30 May 2008 17:38:55 +0000 http://backend.userland.com/rss092 en Wordpress 2.5 And Widgets A Wordpress Widget is a dynamic element that can be placed in the sidebars (or anywhere that is declared a sidebar) in your Wordpress theme. For example on this blog there is a right sidebar with these widgets: Search It, Recent Entries, Categories, Related Sites, Recent Visitors ... http://www.merchantos.com/makebeta/wordpress/making-a-wordpress-25-sidebar-widget-plugin/ We've all seen those websites that show up in the SERPs that are just there because the domain has been around for years and has managed to pick up a few links along the way. They're listed in dmoz, PR 4 or 5, but the content is really old. What ... http://www.merchantos.com/makebeta/tools/sitefinder301/ I just had to make a quick post about this. Hopefully it will save someone the trouble I've been through! Beware Comparing Floating Point Values Can Be Hazardous! "The curse of the .0000000001 and .9999999999!" Here's the problem. Say you're comparing two floating point numbers a (71.00) and b (71.00) to see if ... http://www.merchantos.com/makebeta/php/floating-point-comparisons-in-php-and-javascript/ In this tutorial you will learn how to build a PHP script that scrapes links from any web page. What You'll Learn How to use cURL to get the content from a website (URL). Call PHP DOM functions to parse the HTML so you can extract links. Use XPath to grab links from specific ... http://www.merchantos.com/makebeta/php/scraping-links-with-php/ Facebook Is The New Black. Everyone is talking about Facebook and their new Application Platform: Techcrunch - Facebook Launches Facebook Platform; They are the Anti-MySpace Mashable - Facebook Powertools: 150+ Apps, Scripts and Add-ons for Facebook Digg - The Impact of Facebook's Platform Mashable - Facebook Platform: 30+ Awesome Applications for Facebook Valleywag - Developers, ... http://www.merchantos.com/makebeta/facebook/facebook-php-tutorial/ I will no longer be hosting Spyjax. It's been fun and very interesting, but it's time to call it quits. Spyjax is just a side project but it's eating up server power so I've decided to turn it off. I kicked around the idea of turning into a real service / ... http://www.merchantos.com/makebeta/tools/the-spy-is-dead/ If you're like most web users, you assume that your browser history is private. For example if you visit an online store, you assume they can't see if you've been looking at their competitor. Just a few weeks ago I assumed this was the case. Guess what? Your browser history is ... http://www.merchantos.com/makebeta/tools/spyjax/ A. Introduction To WordPress Site: http://wordpress.org/ Description "WordPress is a state-of-the-art semantic personal publishing platform with a focus on aesthetics, web standards, and usability. What a mouthful. WordPress is both free and priceless at the same time. More simply, WordPress is what you use when you want to work ... http://www.merchantos.com/makebeta/wordpress/wordpress-customization/