Shopping cart applications are usually pretty straightforward. When a user adds an item to the shopping cart, you store the item's unique identifier plus the quantity for that particular item with a ...

Once you have your data in XML, a world of opportunities and tools (both client side and server side) are open to you. Phillip Perkins is a contractor with Ajilon Consulting. His experience ranges ...

Applications frequently need to store persistent data, and the format for saving can be any format conceivable by the developer. However, each time a new application is written, the set of tools for ...

As more and more Web sites begin using XML for their content, it's increasingly important for Web developers to know how to parse XML data and convert it into different formats. That's where the Perl ...