Did you know ActiveRecord provides class methods for performing calculations on models? You can even use these methods through associations.

In this tutorial I will show you how to calculate someones age in php given there birthday.

A quick easy step by step tutorial that can really make a difference when masking from channels.

PHP does not provide functions to calculate difference between two dates. Here is a simple function that does the basic job.

In the Java last tutorial we basically did the most basic of things and outputted "Hello World!". With this tutorial we are going to be using variables, getting user input and doing calculations.