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Web 2.0 Fundamentals: With AJAX, Development Tools, and Mobile Platforms by Kevin Nilson, Oswald Campesato

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CHAPTER 4Ajax

In This Chapter:

• Introducing the Concept of Ajax

• A Brief History of Ajax

• XMLHttpRequest

• Ajax via Ajax Libraries

• Ajax Working with JSON Using Dojo and jQuery

• Limitations of Ajax

• Adoption of Ajax

• Comparison of Existing Ajax Libraries

• Comprehensive Ajax Project

• Advanced Ajax

As you will see in the next section, Ajax has been the main driver in defining Web 2.0. A majority of the most recent improvements to the Web can be credited to Ajax.

4.1 INTRODUCING THE CONCEPT OF AJAX

In the last decade, the Web has come a long way due to advances in JavaScript and the invention of Ajax. Web applications from the late 90s contained mostly static data and limited JavaScript. Early users of the Web found interactive pages that had limited ...

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