Hacker News stories for 11 AM on Monday Jul 22, 2013

0.636 Try RethinkDB: How we did it comments

0.337 Try RethinkDB in the cloud – powered by Docker comments

0.208 OAuth for Platform API in Public Beta comments

0.196 Exercism.io: Crowd-sourced code reviews on daily practice problems comments

0.003 Show HN: CO2ube - The World’s First Carbon Dioxide Filtration System comments