• Database Management Systems
• Development
• Operating Systems
• Others
• Security
• Server Administration
• Social Networks

yslow facebook google graph opensocial ajax video api web-development web app-engine scalability security filesystem performance map-reduce java linux computing high-availability apps development cluster javascript mysql programming database python network social

• Social networks and trust : NetTrust
• Google I/O 2008 - OpenSocial, OpenID, and OAuth: Oh, My!
• GTUG - Open Social