Once added to your .emacs file, you can call it with:
M-x clojure-update-ns
It assumes clojure-mode is already loaded.
A piece of intertube about the Clojure programming language, algorithms and artificial intelligence.
M-x clojure-update-ns
M-x earmuffyto add earmuffs, or type
C-u M-x earmuffyto remove them.