This is a Ruby tree! It shows every object from the Ruby Programming Language in a tree format.
# Dir.rewind (from ruby core) --- dir.rewind -> dir --- Repositions *dir* to the first entry. d = Dir.new("testdir") d.read #=> "." d.rewind #=> #<Dir:0x401b3fb0> d.read #=> "."
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.