This is a Ruby tree! It shows every object from the Ruby Programming Language in a tree format.
# StringIO.each_byte (from ruby core) --- strio.each_byte {|byte| block } -> strio strio.each_byte -> anEnumerator --- See IO#each_byte.
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.