Hacker News on 26 January 2011

• How (not) to write Factorial in Java
• Google Starts Censoring BitTorrent, RapidShare and More
• Greplin (YC W10) open sources 10-15x faster protocol buffers for Python
• Grubwithus (YC W11) Brings Strangers Together Over Social Meals
• Ask HN: Review RentPost.com
• New in Gmail Labs: Unread message icon
• John's Phone: a minimalist cell phone
• Clever Algorithms: Nature-Inspired Programming Recipes
• Apple.com gets a redesign
• Periodic Table of Google APIs