Tim Bray posted a thought provoker in “Type-System Criteria”. Working in Android has caused him to rethink some positions. Go read.
Normally these kinds of pieces are worthless, but these two recently stood out to me:
Dennis M. Ritchie: Five Little Languages and How They Grew: Talk at HOPL* March 19, 2002
Michael Tsai: Perl vs. Python vs. Ruby – distinguished for the thoughtful replies in the discussion thread.
Emacs Screencast (Ruby developer shows why he likes Emacs)
Xah’s Emacs Lisp Tutorial – I’m following this myself. Some great bits in there for the Lisp/Emacs newbie.
Publiushing Org-mode files to HTML – nice setup to publish a directory of org-mode files.
Hacker News thread: Ask HN: Emacs users on OS X, what’s your setup?
Antonio Cangiano, Software Engineer & Technical Evangelist at IBM: Monte Carlo simulation of the Monty Hall Problem in Ruby and Python.
YouTube: “21″ explains the Monty Hall problem