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ASP.NET Site Performance Secrets

You're reading from   ASP.NET Site Performance Secrets Simple and proven techniques to quickly speed up your ASP.NET website

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Product type Paperback
Published in Oct 2010
Publisher Packt
ISBN-13 9781849690683
Length 456 pages
Edition 1st Edition
Languages
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Author (1):
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Mattijs Perdeck Mattijs Perdeck
Author Profile Icon Mattijs Perdeck
Mattijs Perdeck
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Table of Contents (19) Chapters Close

ASP.NET Site Performance Secrets
Credits
About the Author
About the Reviewers
1. Preface
1. High Level Diagnosis FREE CHAPTER 2. Reducing Time to First Byte 3. Memory 4. CPU 5. Caching 6. Thread Usage 7. Reducing Long Wait Times 8. Speeding up Database Access 9. Reducing Time to Last Byte 10. Compression 11. Optimizing Forms 12. Reducing Image Load Times 13. Improving JavaScript Loading 14. Load Testing

Image control adapter


To make it easy to implement the recommendations you've seen so far, in the folder Adapter in the downloaded code bundle, you'll find a class project ImageAdapter that adds the following features to all your Image controls, and all Hyperlink controls that show an image:

  • Converts image URL to lowercase.

  • Inserts the last modified time of the image in the image URL.

  • Optionally replaces the domain of the image URL by a cookieless subdomain you set in web.config.

  • Optionally uses a second cookieless subdomain to boost parallel downloads. Allows you to exclude modern browsers that already load more than two components in parallel per domain.

  • Removes inline style border-width: 0px; which is automatically generated by ASP.NET 3.5 and lower (but not by ASP.NET 4 and higher).

Full installation instructions are in the file Installation.htm, in the folder Adapter in the downloaded code bundle. Those instructions also show how to configure IIS 7 to remove the last modified time from incoming...

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