Clojure
- http://zh.wikipedia.org/wiki/Clojure
- http://clojure.org/
- sudo apt-get install clojure1.4
- java -cp clojure-1.5.1.jar clojure.main
- (java.lang.System/exit 0)
- http://www.ibm.com/developerworks/cn/opensource/os-eclipse-clojure/
- clojure repl readline support