If you've delved into the world of dynamic web development, you know that whole Web 2.0 thing... you've probably encountered the fact that you have to learn how to run a local web server complete with PHP and a MySQL server on your local machine to test with. If you're on the Mac, you might have seen that OS X luckily comes with a basic installation of Apache and that using Marc Liyanage's great PHP installer package can get you up and running rather painlessly.