1. Calculus Made Easy (1910) (calculusmadeeasy.org)
  2. Introducing DuckDuckHack (gabrielweinberg.com)
  3. Never accept a counter-offer (vtorosyan.github.io)
  4. Rails 4.1.0 released (weblog.rubyonrails.org)
  5. What I Hate About Git (steveko.wordpress.com)
  6. Inspired by a comment [1] made today by kaylarose. It points to a most useful list of resources [2]. [1] http://news.ycombinator.com/item?id=2910991 [2] https://github.com/carlhuda/janus