One of the biggest challenges in OOP programming with PHP is the ability to pass around objects and let other objects use them. This challenge can be solved with careful design, however. Here we will discuss the registry pattern, not a member of the GoF’s original patterns but still an important pattern nonetheless.

One of the best features of PHP’s object model (and really all object models) is the concept of inheritance – that is, derived classes inherit the members and methods of their parents. This is a fantastic way to further encapsulate and abstract your code because it means you can define some base functionality and then [...]

Last December, I wrote about the use of PHP superglobals inside of classes (link here). I asserted at the time that superglobals inside of a class violated some basic rules on what a class was supposed to do. Today, I am revisiting that discussion.

With the release of PHP 5.3 to the world, I wanted to be one of the first to try it. The problem is that the typical package managers for Ubuntu won’t include PHP 5.3 for some time – perhaps as long as a year. This is a problem, since I really want to try PHP’s [...]

Thanks everyone for a great Wordcamp Mid-Atlantic and for attending WordPress Caching! Here are the slides so you can download them for your own resource.