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Weight Loss Clinic: Image Optimization for the Web

Event Interactive 2010
Format Dual
Organizer Stoyan Stefanov Yahoo!
Description 50% of the average web page weight is images. And 10-30% of today's image sizes is just extra fat. Keeping off that fat is not hard, you can setup an automated process that doesn’t require human eye verification or manual intervention. You can save on your bandwidth bill and improve response time with little or no code changes and your site will still look just as good.
Questions
Answered
  1. How to chose the right image file format?
  2. GIF vs. PNG vs. JPEG
  3. Palette PNG (PNG8) vs. truecolor PNG
  4. Progressive vs. baseline JPEGs
  5. What's in the JPEG meta data?
  6. What are the tools to optimize PNGs? JPEGs? GIF? Which are the free ones?
  7. Why you should stay away from AlphaImageLoader?
  8. Favicons and Apple touch icons
  9. How to optimize CSS sprites?
  10. How to optimize dynamic images generated on the fly, such as graphs and diagrams?
Level Intermediate
Category Content, Front-End Programming, Interface Design, User Experience, Visual Design