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PHP Ajax Cookbook

You're reading from   PHP Ajax Cookbook Over 60 simple but incredibly effective recipes to Ajaxify PHP websites with this book and ebook

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Product type Paperback
Published in Dec 2011
Publisher
ISBN-13 9781849513081
Length 340 pages
Edition Edition
Languages
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Toc

Table of Contents (16) Chapters Close

PHP Ajax Cookbook
Credits
About the Authors
About the Reviewers
www.PacktPub.com
Preface
1. AJAX Libraries FREE CHAPTER 2. Basic Utilities 3. Useful Tools Using jQuery 4. Advanced Utilities 5. Debugging and Troubleshooting 6. Optimization 7. Implementing Best Practices to Build Ajax Websites 8. Ajax Mashups 9. iPhone and Ajax Index

Chapter 6. Optimization

In this chapter, we will cover the following topics:

  • Caching of objects

  • Getting optimization tips with YSlow

  • Speeding up JavaScript delivery through automatic compression and browser caching

  • Triggering JavaScript early/on DOM load

  • Lazy-loading of images

  • Optimizing Ajax applications automagically through Apache modules/Google mod_pagespeed

As JavaScript developers, we often face performance issues—slow loading of pages, poorly responsive pages, freezing of browser windows, and so on. Mostly, all these happen because of the bottlenecks in the script or the approach/algorithm we have taken. In this chapter, let's discuss possible approaches to solve these issues.

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