Hacker News on 27 January 2013

• How Newegg crushed the “shopping cart” patent and saved online retail
• A farewell to bioinformatics (2012)
• We don't know why lithium batteries work
• Github SSL replaced by self-signed certificate in China
• Python Shortcuts for the Python Beginner
• Why do game developers prefer Windows?
• Building Firefox OS
• There's More to Life Than Being Happy
• Machine Learning Cheat Sheet (for scikit-learn)
• It is ridiculously easy to refactor Go