7. Using Ajax

Of all of the technologies to surface in recent years, there may be none more exciting and useful than Ajax, or Asynchronous JavaScript and XML. Unfortunately, Ajax may have also been one of the most frustrating technologies. Different browsers utilized different syntax and methods in order to achieve the same purpose, and developers found themselves creating large, complex functions to deal with the differences.

The advent of the jQuery library erased the headaches of dealing with Ajax by making it simpler to understand and use. The jQuery team also saw fit to add several shorthand Ajax methods, like get() and post(), to fit particular needs without ...

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