Just a short time ago, I wrote an article on qooxdoo's Virtual List, and its contribution to the realm of data binding and the challenges of handling of large data sets. Now, the makers of qooxdoo have continued to make strides in other areas of Web development and design with their newest release, version 1.4. I'd like to provide you with a rundown on a few of those innovations today.
In the first part of this series Checking Your Work: Validating Input, we built the basic scripts required to validate some of our example form elements using JavaScript. In this installment well move on to the cool stuff like nested validation and making sure input from the user is the correct type and formatted properly.
Recently I discovered that JavaScript has changed a lot in the last few years--and the different kinds of syntax used to create objects in JavaScript can be mind-boggling! In this tutorial we'll answer some nagging questions about Object Oriented JavaScript and provide you with some sample code as well.
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