Clojure Programming/External Articles

Beginner Friendly
2014-04-06 -- Clojure from the ground up (done in the nREPL)

GUI
2011-12-07 -- A Seesaw Tutorial (done in the REPL)

I/O
2010-11-13 -- The Ins and Outs of Clojure: Part One

Java
2010-11 -- Extending Java Classes Using Proxy