This is a Ruby tree! It shows every object from the Ruby Programming Language in a tree format.
# OpenSSL::SSL::SSLContext.servername_cb (from ruby core) --- A callback invoked at connect time to distinguish between multiple server names. The callback is invoked with an SSLSocket and a server name. The callback must return an SSLContext for the server name or nil.
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.