Speed Tweak
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.
Velocity 2010 Web Performance Conference
Highlights from the Velocity 2010 conference on web performance. This sold-out event explored the latest technique for fast websites, and is a must-see for performance engineers.
By
on
Page Speed Factored into Google Search Rankings
Google’s addition of a page speed signal to its search rankings algorithm officially links performance with search engine marketing. The loading speed of a web page affects user psychology in a number of ways, and now it can affect its rankings as well.
By
on
PNG24 and PNG Optimization – learn how to optimize PNG files for smooth alpha transparency and small file size
Which program is the alpha transparency dog of PNG optimization? We put the front runners of the photo optimization pack through their paces.
By
on
Anatomy of a Redesign
A behind the screens look at a recent redesign of WebsiteOptimization.com. Includes CSS sprites, Movable Type integration, and a three-dimensional look.
By
on
Memory Markers and the Subjective Duration of Experience – consumer recall of the duration of rich and impoverished experiences in cognitive psychology
New research shows that Web developers need to balance the need to create rich, immersive experiences with tolerable download times and scant distractions.
By
on
HTTP Compression – content encoding can compress xhtml, css, and javascript for faster web page download times web compression
HTTP compression uses standards-based gzip and deflate compression algorithms to compress your XHTML, CSS, and JavaScript to speed up web page downloads and save bandwidth.
By
on
Web Page Performance Thesis – web page response time measurement, modeling and monitoring
A Ph.D. thesis on web page performance quantifies the key factors in web page response times. Uses software to measure, model, and monitor response times and improve user satisfaction.
By
on
Usability Study: Men Need Speed – web usability criteria show gender differences
In a recent usability survey, researchers from Southern Illinois University found that after ease of use, men prefer fast download speed to easy navigation. Women prefer ease of use, easy navigation, and accessibility. The researchers hypothesize that these different usability criteria are due to differences in how men and women use the Web.
By
on
Study: Web Users Prefer Speed Over Customization
The most important interface design factor is speed, according to a new HCI study. Good interface design is essential for widespread user adoption and ultimately website success.
By
on
Offload Resource Intensive Scripts to Improve Server Performance
This article shows how offloading resource intensive scripts can significantly improve web server performance. By offloading the Web Page Analyzer script to a separate server, we improved response times by over 98%, improved throughput by a factor of 40, and significantly reduced response time variability.
By
on