Hacker News on 22 April 2007

• Y Combinator Day, Pt. 1
• Y Combinator Clone in Vienna, Austria launches
• Functional Programming For The Rest of Us
• Doing a Startup vs. Building a Business
• Constructive reasons to use Django instead of Rails
• Coworking - To establish a collaboration space for developers
• Non-hackers: how to find a co-founder
• Pairwise supports Statsaholic by boycotting Amazon web services
• Can anyone build a site for sharing startup ideas?
• (Re)writing Reddit in Lisp in 20 minutes and 100 lines (Video)