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High Performance Web Design
- 1. High Performance Web Design
Koji Ishimoto
Web Designer
October 24, 2009
CSS Nite in ISHIKAWA
Twitter:#CSSNiteIshikawa
- 10. Page views 11%
Conversions 7%
Customer satisfaction 16%
- 24. YSlow Grade
Grade (score) Components Weights
Yahoo! C (77) 28 889.4k
Google A (97) 4 22.9k
YouTube C (71) 24 178.0k
Rakuten E (55) 111 940.2k
Livedoor D (68) 71 367.1k
Goo E (59) 61 275.8k
Amazon D (67) 71 399.2k
2009/10/14 YSlow Ruleset applied: Classic(V1)
- 36. Make Fewer HTTP Requests
Image Maps
CSS Sprites
CSS
Inline Images
Combined Scripts and Stylesheets
- 51. Interface Design
Navigation Design
Information Design
Interaction Design
Information
Architecture
Functional
Specifications
Content
Requirements
- 52. Spry Google Web Toolkit
MooTools Ext JS MochiKit
Dojo
jQuery Prototype
script.aculo.us
Yahoo! User Interface Library
- 72. See Also
• http://warikiru.blogspot.com/2009/05/yslow-20-release.html
• http://warikiru.blogspot.com/2009/03/web-site-performance-seminar-at-gomez.html
• http://warikiru.blogspot.com/2008/12/design-fast-websites-dont-blame-rounded.html
• http://warikiru.blogspot.com/2008/12/understanding-progressive-enhancement.html
• http://warikiru.blogspot.com/2008/09/visitor-attention-and-web-page-exposure.html
• http://www.ideaxidea.com/archives/2008/03/37_signals.html
• http://journal.mycom.co.jp/news/2008/03/27/016/index.html
• http://coliss.com/articles/build-websites/operations/web-performance-best-practices-from-google.html
• Web — 14
• —
• —5
• Design rule index— 100
• Even Faster Web Sites: Essential Knowledge for Frontend Engineers
- 73. Credits
• http://www.flickr.com/photos/kenhurlford/986744061/
• http://www.flickr.com/photos/generated/99991779/
• http://www.flickr.com/photos/comphacker/3177112563/
• http://www.flickr.com/photos/jeffbelmonte/8228640/
• http://www.flickr.com/photos/pinksherbet/3206805049/
• http://www.flickr.com/photos/eflon/3465042138/
• http://www.flickr.com/photos/mikebaird/332877581/
• http://www.flickr.com/photos/dm-set/3493848714/
• http://www.flickr.com/photos/runtcake/2606448656/
• http://www.flickr.com/photos/jking89/3291408977/
• http://www.flickr.com/photos/wrote/2340192847/
• http://www.flickr.com/photos/qmnonic/266203795/
• http://www.flickr.com/photos/aubergene/380451857/
• http://www.flickr.com/photos/wolfgangstaudt/2051232504/
• http://www.flickr.com/photos/wwworks/1384954600/
• http://www.flickr.com/photos/nicole_hugo/3478088864/
• http://www.flickr.com/photos/scragz/2718035962/
• http://www.flickr.com/photos/elgrandee/2458845042/
• http://ja.wikipedia.org/wiki/
%E3%83%95%E3%82%A1%E3%82%A4%E3%83%AB:Jakob_Nielsen_1.jpg