This is a Ruby tree! It shows every object from the Ruby Programming Language in a tree format.

tuesday? 

        # Time.tuesday?

(from ruby core)
---
    time.tuesday? -> true or false

---

Returns `true` if *time* represents Tuesday.

    t = Time.local(1991, 2, 19)      #=> 1991-02-19 00:00:00 -0600
    t.tuesday?                       #=> true

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.