Phillip Perkins outlines the advantages of using XSLT, which includes the fact that you aren't restricting your data to one particular layout.

One way to provide visually impaired users with the ability to use OCR-defeating passcodes is to stitch WAV files together. Phillip Perkins shows you how to deconstruct a group of WAV files and reconstruct one large WAV file by compiling the group.

Explains the PEAR database abstraction layer.

A tutorial on using PHP3 and MySQL to develop database enabled applications for websites.

Adds search capabilities to site using the popular open source tools PHP3 and ht://Dig.

The purpose of this article is to show how to encrypt and decrypt information with GnuPG using PHP.

This article will give you the capabilities to handle errors in an elegant manner without diverging too much from your lazy ways. We will look at how to handle PHP script errors, as well as passing around your own errors with the PEAR module: PEAR_Error.

PHP comes with a full-featured file and directory manipulation API that allows you (among other things) to view and modify file attributes, read and list directory contents, alter file permissions, retrieve file contents into a variety of native data ...

This second segment of the tutorial on the PHP filesystem API takes you into deeper waters, showing you how to copy, delete and rename files; scan directories; work with uploaded files over HTTP; perform pattern matches on file names; and read and wri...

A series of tutorials on using PHP to access GIS mapping information. The tutorials start with the basics, build on them, and provide many examples for more complex functions.