This is a Ruby tree! It shows every object from the Ruby Programming Language in a tree format.
# OpenSSL::SSL::SSLContext.session_id_context (from ruby core) --- Sets the context in which a session can be reused. This allows sessions for multiple applications to be distinguished, for example, by name.
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.