This is a Ruby tree! It shows every object from the Ruby Programming Language in a tree format.
# Time.year (from ruby core) --- time.year -> integer --- Returns the year for *time* (including the century). t = Time.now #=> 2007-11-19 08:27:51 -0600 t.year #=> 2007
This is MURDOC! A Ruby documentation browser inspired by Smalltalk-80. It allows you to learn about Ruby by browsing through its class hierarchies, and see any of its methods.