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Enterprise AJAX: Strategies for Building High Performance Web Applications by Andre Charland, Alexei White, David Johnson

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Chapter 7. Web Services and Security

AJAX applications depend on web-based services to retrieve data from servers and submit data back to servers, usually using the XHR object. However, the data that is transported between the client and server can take on any number of formats varying from a single querystring parameter to a base64 encoded data POST. The data format that is chosen for building your AJAX application will be based on factors such as developer skill set, existing enterprise architectures, and ease of use. We look at how you can use Representational State Transfer (REST) and Web Services in AJAX applications, as well as how you can use various data formats such as XML and JSON most efficiently and appropriately.

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