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Microsoft GCR CSS Ready to show P resentation

-- Lance Zhang. Microsoft GCR CSS Ready to show P resentation. Tech topic. ASP.NET AJAX Performance Improvement. AJAX Overview.

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Microsoft GCR CSS Ready to show P resentation

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  1. -- Lance Zhang Microsoft GCR CSS Ready to showPresentation

  2. Tech topic ASP.NET AJAX Performance Improvement

  3. AJAX Overview • AJAX (asynchronous JavaScript and XML), is a group of interrelated web development techniques used for creating interactive web applications or rich Internet applications.

  4. AJAX frameworks • There are more than 100 popular AJAX Frameworks

  5. Performance Issues ?

  6. Experiment Page

  7. HttpWatch to show the network traffic. ScriptReferenceProfiler to show the JavaScript reference. Performance Analysis

  8. The Network Traffic

  9. The JavaScript References • ScriptReferenceProfiler http://www.codeplex.com/aspnet/Release/ProjectReleases.aspx?ReleaseId=13356

  10. Optimization in Web.config

  11. Enable The Caching

  12. Enable The Compression

  13. Optimization in ScriptManager

  14. ScriptMode • Scott Guthrie‘s post： Don’t leave the <compilation debug=”true”/> It will cause: • The compilation of ASP.NET pages takes longer • Code can execute slower • Much more memory is used within the application at runtime • Scripts and images downloaded from the WebResources.axd handler are not cached

  15. EnablePartialRendering will be16 • EnablePartialRendering: • It gets or sets a value that enables partial rendering of a page, which in turn enables you to update regions of the page individually by using UpdatePanel controls.

  16. LoadScriptBeforeUI • Moving ASP.NET AJAX scripts after visible content

  17. Script Combination • Script D

  18. ToolkitScriptManager

  19. CompositeScript • ASP.NET 3.5 with SP1

  20. Summary

  21. Thank you! & Questions?

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