Drupal Commerce has the best implementation for handling virtual products sales as if in a real life store, in my opinion.

Recently I had to configure a client's Ubercart to tax per product to prevent gift certificates from being taxed at checkout. Ideally I wanted to add a "NOT" rule to my sales tax rate item within Ubercart; but, Drupal only supports "AND" and "OR" operators.

We all can love Drupal, and we can just as equally hate it. Often times we find ourself scouring the Internet looking for solutions to our problem, hoping to at least.

When I was developing my Joomla! components to make my GRealty suite I needed a few custom fields that were not native to Joomla The process is simple and only requires one new folder and one new file in your component. In your components admin/models/  folder create a new folder called 'fields'.

For KenoBarNight I just added a simple rating system mocking that of YouTube and others; a simple "I Like It" or "I Don't Like It". Use whatever verbage you'd like, that is what this script does.

Cross Site Scripting (XSS) and SQL Injections are some of the biggest security threats to a PHP application.  Every developer has different ways of preventing SQL Injections or malicious JavaScript from being inserted into the database.

If you plan on building a PHP application, you'll probably end up using cookies, especially if there are user accounts. Cookies will allow you to store specific data for a certain amount of time.

I know when I first started out learning PHP it was difficult finding good examples or live demos of simple PHP in use. Often I'd have a large number of files used to demonstrate built in PHP functions.