Skip to content
This repository


Subversion checkout URL

You can clone with HTTPS or Subversion.

Download ZIP
tree: 1853c70d17
Fetching contributors…

Cannot retrieve contributors at this time

file 47 lines (37 sloc) 1.463 kb


Critical Learning

Chapter 23, "Duck Typing"
Chapter 24, "Classes and Objects"


You know everyday Ruby when you:

  • Use irb to test your ideas.
  • Run programs.
  • Avoid syntax errors.
  • Print values.
  • Define a method.
  • Invoke a method.
  • Use common control flow structures.
  • Compare objects.
  • Define a class.
  • Instantiate an object.
  • Iterate over collections.

You know intermediate Ruby when you:

Ongoing Reference

Something went wrong with that request. Please try again.