Rolling with Ruby on Rails (1374 tags)
The Ruby community is abuzz about Rails, a web application framework that makes database-backed apps dead simple. What's the fuss? Is it worth the hype? Curt Hibbs shows off Rails, building a simple application that even non-Rubyists can follow.
Very Dynamic Web Interfaces (279 tags)
Ajax on Rails (231 tags)
XMLHttpRequest and Ruby on Rails are two hot topics in web development. As you ought to expect by now, they work really well together. Curt Hibbs explains the minimal Ajax you need to know and the minimal Ruby you need to write to Ajax-ify your Rails applications.
Understanding MVC in PHP (202 tags)
The most popular "proper" way to build a web application seems to be to use the Model-View-Controller design pattern. While it sounds complex, the concepts are sound and the ease of development it provides are compelling. Joe Stump shows how MVC can work in PHP by walking through working, example code.
A Simpler Ajax Path (186 tags)
After years of hacks, tricks, and workarounds, there's finally a cross-browser, cross-platform way to communicate between client and server in web applications. Matthew Eernisse demonstrates how to send and receive structured data with XMLHttpRequest and shows off some tricks to make debugging and error handling easier.