Tutorials by Planetdiaz.com

Teaches you how you can create a simple script that counts and displays the total number of users online.

Shows how you can create an counter for uniques IP for your website.

The best way to have a http authentication. There are many methods. But with PHP, the best way contributed. This tutorial is about the full description of that way.

This helps to keep track of your users, as well as the pages they visit, their browser and IP.