This tutorial will teach you how to submit a form using the keyboard combination Control + Enter.
try and catch is a new object oriented way of dealing with errors
In this tutorial you will learn how to create a php upload script with basic security. You will also learn to pay attention to specific parts of the upload form to help you out when debugging errors.
A CAPTCHA (Completely Automated Public Turing test to tell Computers and Humans Apart) is a system designed to test if input is originating from a human or a computer. This tutorial will explain how to make your own CAPTCHA using PHP and the bundled GD image manipulation library.
A common use for PHP is managing page templates. This makes is much easier to make changes to the layout on several pages by just editing one file. In this tutorial, I will explain some simple methods for managing templates in PHP. One involves using simple includes, and the others are slightly more advanced and flexible.
This tutorial will explain how to create an AJAX progress bar for PHP file uploads. There is no method build into PHP for returning the status of an upload in progress, so this requires a module called the Alternative PHP Cache (APC). This allows you to store data across sessions and includes built-in functionality for storing/returning file upload stats.
This tutorial will explain how to create a dynamic calendar from scratch in PHP.
This tutorial will explain the different methods of accessing the system command line from a PHP script.
This tutorial will explain how to create a basic clone of the TinyURL service. We will go over the database structure, creating the required PHP script, and using mod rewrite to make nicer URLs.
This mini tutorial will show you how to create a function that you can use on any string to convert BBCode into its XHTML equivalent.