This is a Ruby tree! It shows every object from the Ruby Programming Language in a tree format.
# BigDecimal.to_d (from ruby core) --- a.to_d -> bigdecimal --- Returns self. require 'bigdecimal/util' d = BigDecimal("3.14") d.to_d # => 0.314e1
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.