PHP programming

Learn the basics of PHP programming

Learn how to use PHP sockets to interact remotely and create daemons.

Learn how to randomize just about anything you need on your website. Great for Random Quotes, Images and MySQL Results.

Want to know how many people are on your website at any given time? Using PHP with Sessions and MySQL, this tutorial will show you how!

Learn how to customize sessions with timeouts using PHP!

If you are intrested in creating images at runtime using PHP then this is the tutorial for you.

Learn how to use PHP on the command line.

The purpose of this tutorial is to cover two seperate topics; profiling and object oriented programming (OOP). In this tutorial we'll create a simple class that can be used to create one or more timers. You can then use these timers to show you how long a script, function or code block takes to run, which can help you optimize your scripts.

Teach yourself how to edit obscenities from your user submitted input.

This tutorial will attempt to teach you what bits are, how binary arithmetic works, what bitwise operators are and how they work.

Its a formula - a way to take a message of an arbitrary length, and create a 128-bit "fingerprint" or "message digest" of the message. MD5 is a way to verify data integrity. On these forums, it comes up fairly often in discussions about storing user passwords and other sensitive data.

Sometimes you create a script that can get slow for several reasons. In this tutorial you'll learn how to analyze what is slowing the script and foremost what you can do about it!

When writing applications for the web, it's often important to be able to save data. This is usually done one of two ways: writing data to a file, or saving it in a database (such as MySQL). Of course, the easier method (which doesn't require other technologies) is to write to files, and then read and parse them yourself. This simpler which is what I discuss here.

This is a guide, you will not have a stand-alone effect or file by the end of this guide, but you will - hopefully - have an understanding of the Unix timestamp that allows you a powerful form of managing your PHP applications.

In PHP5, we can use the Simple XML class to quickly parse XML in as few as two lines of code.