Maggie Appleton (via Michael Tsai) has written about one of the UI trends I’ve seen pop up more and more lately, and which we mentioned on AppStories several times over the past year: the so-called ...

Python, for all its power and popularity, has long lacked a form of flow control found in other languages—a way to take a value and match it elegantly against one of a number of possible conditions.

To be honest I am rather new to the whole design pattern thing, but the book by the gang of four tickled me pink, and improved enourmously a lot of the things I was working on. <BR><BR>What I am ...

The Command pattern is a convenient way to express the intention of the AjaxCommand strategy, though there are some differences. I’ll focus on the AjaxCommand strategy in this article, but use the ...