This is a Ruby tree! It shows every object from the Ruby Programming Language in a tree format.
# OpenSSL::Netscape::SPKI.challenge (from ruby core) ### Implementation from SPKI --- spki.challenge => string --- Returns the challenge string associated with this SPKI.
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.