How To: Speed up a function when programming in Clojure 1.1

In this clip from Sean Devlin's "Full Disclojure" series of Clojure video tutorials, you'll see how to measure and improve the performance of a function. One of the most obvious perks of using the Clojure is the user community organized around it, which make learning the language a pleasure (and a simple one at that). For more information, including detailed, step-by-step instructions, take a look.