An overview of three common steps your PHP program may take and what to wtch out for. These include verifying the input is correct, manipulating the input, and how to access your data.
This column explains and provides an example of how you can simulate an HTTPS POST query to a web page using PHP and a program called cURL.
This article explains how to use the file upload features of the web to upload images and store the binary data directly into a MySQL database and access it later for use in your projects.
This article presents programs that aid in code documentation, as well as tips on how to better document your code so that it is more useful to both yourself and others.
This article explains how to use statistics gathered from a MySQL database and the PHP GD libraries to dynamically create simple line graphs for display on your pages.
This column focuses on using PHP and the MCAL calendar library to write a fully functional web-based calendar system. Lots of sample code and descriptions provided in this column written in September of 1999 for PHP Builder by Mark Musone
This article explains how to take precautions and format user input for display on your web site, describing the dangers of unfiltered output and how to make it safe.
This lengthy date tutorial explains how to obtain current date and time, convert it to Unix timestamps, modify the way it is displayed, adding or subtracting time, and creates two PHP functions called DateAdd and DateDiff. This is a column publshed i
A two page column explaining how to use GD and TTF abilities of PHP on your web site to dynamically create images and display them to users. Sample code is provided as well, alongside the explanation.
This article explains how to create a web site constructed on the fly by PHP modules that return HTML data to be included in final web page. To boost performance you can even cache the modules. | 
