Best Practices for Speeding Up Your Web Site

The Exceptional Performance group at Yahoo! has identified 14 best practices for making web pages faster. These best practices have proven to reduce response times of Yahoo! properties by 25-50%. They focus on the front-end, for example, why it's bad to use "@import" for including stylesheets and why ETags disable browser caching.

This google tech talk features these best practices and demonstrate YSlow.

Relevant links:
14 Rules for Exceptional Web Performance:

Check out the book for details: High Performance Web Sites: Essential Knowledge for Front-End Engineers