http://webdesign2010.crowdvine.com/talks/10509
No one likes slow pages. Faster sites increase user satisfaction and happiness, help improve business metrics and, since April 2010, rank higher in Google search results. In this session Stoyan shares his research and expertise covering:
- The performance Golden Rule, which helps you cut page loading time in half.
- Speeding up the initial page rendering.
- Writing smarter CSS.
- Image optimizations that shave 10-30% off the file sizes, with no quality loss.
- Improving the perception of speed
- Maintaining the user's "flow" as they move from page to page
Step ahead of your competitors by building faster and more pleasant user experiences following the proven best practices
Automating Business Process via MuleSoft Composer | Bangalore MuleSoft Meetup...
Voices that matter: High Performance Web Sites
1. “Don’t make me wait”
or
Building High-Performance
Web Apps
Stoyan Stefanov, Yahoo!
Voices That Matter
San Francisco, June 29, 2009
http://slideshare.net/stoyan/
46. Study of the images on the top
1000 sites
Q: How many GIFs are out there?
Q: What if we make them PNG?
Q: Are PNGs optimized?
Q: Are JPEGs optimized?
47. Top 1000 – GIF vs. PNG?
Animated
GIF
3%
PNG
24%
GIF
73%
48. Top 1000 – GIF vs. PNG vs. JPG?
JPEG GIF
46% 40%
Animated GIF
PNG
1%
13%
49. Top 1000 – GIF to PNG
23.79%
savings
$ optipng *.gif
$ pngoptimizercl –file:"*.png”
(1 min/1000 files)