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Microsoft® Visual Studio® 2010 Unleashed by Lars Powers, Mike Snell

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Creating a Page that Supports Partial Update

You will find that the process of creating a page using the Ajax Extensions controls is very similar to creating standard pages. There are just a few things you need to worry about. In this section, you walk through an example of creating a ASP.NET page that supports partial-page update. You then build on this example to provide notification of server progress to the user’s browser.

Partial-Page Update

A partial-page update posts only a portion of the page to the server; the server processes it, and then updates only that portion in the user’s browser. This cuts down on overhead, increases speed, and decreases server processing; users also end up with a better experience. Only the section of the page ...

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