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Speed Tweak of the Week

Learn speed techniques you can use to increase page download speed. Speed Tweak of the Week shows how to optimize XHTML, CSS, JavaScript, graphics, and other web page components to maximize web site speed and usability.

Average Web Page Size Triples Since 2003

Within the last five years, the size of the average web page has more than tripled, and the number of external objects has nearly doubled. While broadband users have experienced somewhat faster response times, dial-up users have been left behind. » more »

By website optimization on 28 Apr 2008 AM | | Comments (2)

Inline Images with Data URLs

Learn how to embed images into your web pages with data URLs. The data: URI scheme includes images directly into your XHTML pages using code instead of external files, saving valuable HTTP requests. » more »

By website optimization on 28 Feb 2008 AM | | Comments (0)

The Cost of Banner Advertising on Web Performance

The cost of banner ads for the average website is about one-sixth more objects and one-third more latency. Learn how online advertising affects web page response times, user behavior, and satisfaction. » more »

By website optimization on 31 Jan 2008 PM | | Comments (0)

Optimize Parallel Downloads to Minimize Object Overhead

With the average web page growing past 50 external objects, object overhead now dominates most web page delays. Increasing parallel downloads by using multiple hostnames can realize up to a 40% improvement in web page latency. » more »

By website optimization on 26 Dec 2007 AM | | Comments (3)

Use Delta Encoding to Compress RSS newsfeeds

Learn how to use delta encoding to compress your RSS XML newsfeeds. Save bandwidth by using delta compression for your RSS files. » more »

By website optimization on 30 Nov 2007 PM | | Comments (0)

Suture CSS or JavaScript Files to Reduce HTTP Requests

Learn how to "suture" CSS or JavaScript files together before delivery from the server to save HTTP requests. You'll have your organization and eat it too with this server-side approach to merging files. » more »

By website optimization on 31 Oct 2007 PM | | Comments (0)

CSS Sprites: How Yahoo.com and AOL.com Improve Web Performance

Learn how AOL and Yahoo! use CSS sprites to improve performance for their busy home pages. CSS sprites save HTTP requests by using CSS positioning to selectively display composite background images. To maximize accessibility and usability, CSS sprites are best used for icons or decorative effects. » more »

By website optimization on 26 Sep 2007 AM | | Comments (3)