A recently launched HN style community [0] is pretty good as well

[0] http://www.datatau.com/news

I'd second the okcupid blog. An overlooked part of the role of an analyst is being able to effectively tell a story with the data. Okcupid is particularly good at that aspect, so you can learn a lot by keeping up with them.

I wish okcupid's blog would be more up to date than 2011.