A nice presentation by Jatinder Mann, Internet Explorer, Program Manager on how to improve web performance.
These performance tips and tricks apply equally to Web sites that run on standards based Web browsers, and Windows Store Apps, which are also just the Web. There are six principals detailed in the talk that will help you improve the performance of your apps and sites today:
- Quickly respond to network requests
- Minimize bytes downloaded
- Efficiently structure markup
- Optimize media usage
- Know what your application is doing
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Progressive disclosure defers advanced or rarely used features to a secondary screen, making applications easier to learn and less error-prone.
Progressive disclosure thus improves three of usability’s five components: learnability, efficiency of use, and error rate.
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Deliver small images to small devices
Adaptive Images detects your visitor’s screen size and automatically creates, caches, and delivers device appropriate re-scaled versions of your web page’s embeded HTML images. No mark-up changes needed. It is intended for use with Responsive Designs and to be combined with Fluid Image techniques.
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Minify is an HTTP content server. It compresses sources of content (usually files), combines the result and serves it with appropriate HTTP headers. These headers can allow clients to perform conditional GETs (serving content only when clients do not have a valid cache) and tell clients to cache the file for a period of time.
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