This is a Ruby tree! It shows every object from the Ruby Programming Language in a tree format.


        # Encoding::ConverterNotFoundError < rb_eEncodingError

(from ruby core)
Raised by transcoding methods when a named encoding does not correspond
with a known converter.


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.