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Beginning Smartphone Web Development: Building JavaScript, CSS, HTML and Ajax-based Applications for iPhone, Android, Palm Pre, BlackBerry, Windows Mobile, and Nokia S60 by Gail Frederick

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Appendix D. Case Study: Testing Mobile Browser Caching and Performance

In Chapter 8, you learned techniques for optimizing mobile markup, including how to use HTTP response headers to encourage mobile browsers to cache Web documents. Effective caching of Mobile Web content also requires a mobile browser with a cache of sufficient size. But, how do you know which mobile browsers implement caches? To what extent do caching mobile browsers respect caching directives? What kinds of Web documents are actually cached in mobile browsers?

To investigate these questions, you examine a mobile browser test created by Cloud Four (http://cloudfour.com), a mobile technology company in Portland, Oregon. Two cofounders of Cloud Four, John T. Keith and Jason Grigsby, ...

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