Free Tutorials

WordPress shortcodes are one of the greatest features that enable you to perform functions inside of wordpress posts. WordPress shortcodes allow quick customizing of the layout and inserting certain formatting snippets. In this tutorial I’ll introduce you to wordpress shortcodes and show you how to make your own.

Ever wondered how to replace that boring mystery man in your wordpress comments area???? Well this tutorial is for you, I’ll show you how to give your blog a more personal touch in the way of removing and adding your own custom gravatar.

The aim of this tutorial is to setup PHP so that it works with Oracle OCI (Oracle Caller Interface), and demonstrate a small example of how you connect to an Oracle Database using php. This can be used for as a standalone php script or PHP within Apache. It also demonstrates a simple oracle/PHP connection string, connecting to a database and executing some SQL.

Web scrappers are simple programs that are used to extract certain data from the web. Usually the structure of the the pages is known so scrappers have reduced complexity compared to parsers and crawlers.
In this tutorial we are going to create a simple parser that extract the title and favicon from any html page.

Display code with line numbers using this PHP snippet

This snippet shows you how to profile a PHP script

Display an image based on the date in PHP

Find the various averages of an array in PHP

Convert BBCode in HTML using PHP

Create a dropdown list from an array in PHP

Create a random string in PHP

Create a human readable random string with PHP

A handy function to convert between distances in PHP

See a quick demo implementing ajax in PHP

Add (th, st, nd, rd, th) to the end of a number

There are different methods and plugins you can implement to display code on your WordPress blog. After much testing and frustration, I ha€™ve come across the best code formatting method that does not require a WordPress plugin (and can be implemented on any website).

If you program custom PHP applications, you will often times need to work with a form and require certain form fields. This tutorial shows you a simple and quick method for creating a form page that handles errors and pre-populates fields if there is an error, and a method for processing the form and validating the information.

Alexa does not offer any free API to obtain Alexa Rank. This tutorial presents a simple method to obtain it in the same way the Alexa Toolbar does.

In this article, which is the second article of the article series, we will cover how to install PHP-Nuke on a local machine running an Apache/MySQL/PHP (AMP) environment. We will not cover the installation of AMP here; you can find a walkthrough of installing the XAMPP package in Appendix A. This package includes PHP, MySQL, Apache, and much more, and is a quick way to get yourself a working AMP development environment.

The model view controller pattern is the most used pattern for today’s world web applications. It has been used for the first time in Smalltalk and then adopted and popularized by Java. At present there are more than a dozen PHP web frameworks based on MVC pattern.

Enhancing the User Experience, discusses tips and tricks to enhance user experience by looking at search, product filtering, providing wish lists, sending e-mail notifications, and other useful enhancements for our customers.

Once your shipping and tax issues taken into account, the next logical step for your e-commerce store is discount codes, as these need to be entered at the shopping basket stage. Going hand in hand with discount codes are voucher codes and referral discounts. In this article by Michael Peacock, you will learn:

* How to create a discount code system
1. How to offer different types of discounts
2. How to take the discount into account at the shopping basket stage
* How to sell voucher codes on your store
* How to offer discounts to customers who bring us referral business

This free tutorial shows you how to use Google Spreadsheets to collection PHP exception details. Source code included.

This free tutorial shows you how to use the SWF/XML Charting library with PHP. Source code included.

This free tutorial shows you how to generate Microsoft Excel spreadsheets in PHP. Source code included.

This tutorial shows you how to display your Google Calendar events using PHP. Source code included.

What is Pear? How do I install it? This tutorial will have you up an running with PEAR in just 4 simple steps.

This tutorial shows you how to create a simple PHP application using HAXE and FlashDevelop. Source code included.

This free tutorial shows you how to count the number of incoming links to a page using PHP and Yahoo Site Explorer. Source code included.

This tutorial shows you how to use the SimplePie PHP library to display an RSS or Atom feed in under 10 lines of code. Source code included.