Thanks to Ajax, we can provide real-time feedback to the user using server-side validation scripts and eliminate the need for redundant validation functions without giving up a solution that degrades gracefully when JavaScript is disabled.
This is a two-part tutorial on starting with Ajax. The first part of the article is using Ajax using the DOM innerHTML and the second part using nodes from XML.
The XMLHttpRequest object is a handy JavaScript object that offers a convenient way for Web pages to get information from servers without refreshing themselves. The purpose of this article is to demonstrate through a series of baby steps just how easy it is to use the XMLHttpRequest object
With Head Rush Ajax, in no time you'll be writing JavaScript code that fires off asynchronous requests to web servers...and having fun doing it. By the time you've taken your dynamic HTML, XML, JSON, and DOM skills up a few notches, you'll have solved tons of puzzles, figured out how well snowboards sell in Vail.If you thought Ajax was rocket science, this book is for you. Head Rush Ajax puts dynamic, compelling experiences within reach for every web developer.
CAPTCHA is a simple test to determine if a user is a computer or a human. It is used to prevent spam abuse on the websites. So if you use CAPTCHA on your web site forms, this can help in stopping some bots and making life harder for other bots in accessing or using your forms. The goal of this tutorial is to demonstrate how to make your own simple CAPTCHA protection using PHP and AJAX technologies.
AJAX is an acronym that stands for Asynchronous JavaScript and XML. AJAX gains its popularity by allowing data on a page to be dynamically updated without having to make the browser reload the page.
The tutorial discusses some of the limitations of the JSP application design and shows how a lightweight Ajax-based solution can help to overcome them. It introduces basic Ajax concepts and a popular Java toolkit called Direct Web Remoting (DWR). You'll convert the application to a lightweight design.
Ever wanted to make your own "live" advanced search that gives you suggestions as you type. This tutorial will show you how to make one just like Google's new "Suggest" search feature.