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Webreakstuff 
MSFT and YHOO: It?s finally over Learn Ruby on Rails with our team
Seen elsewhere this week
Ajaxian
Live Chess with Comet Everything you wanted to know about String performance
Exclusive Mastering Dojo Chapters
Software Only
Twitter: Where Nobody Knows Your Name - Yet ? At, On and In Seesmic
Conferences FYI: Graphing Social Patterns, the Business of APIs, Defrag and LeWeb3