Pinboard (nickcharlton) https://pinboard.in/u:nickcharlton/public/ recent bookmarks from nickcharlton Hacker News | Building a Recommendation Engine with NumPy 2010-12-22T19:06:34+00:00 http://news.ycombinator.com/item?id=2031388 nickcharlton recommendation-engine python https://pinboard.in/u:nickcharlton/b:6c63d51e9aae/