This is a Ruby tree! It shows every object from the Ruby Programming Language in a tree format.
# Hash.compact (from ruby core) --- hash.compact -> new_hash --- Returns a copy of `self` with all `nil`-valued entries removed: h = {foo: 0, bar: nil, baz: 2, bat: nil} h1 = h.compact h1 # => {:foo=>0, :baz=>2}
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.