Exercise 41. Learning to Speak Object Oriented
In this exercise I’m going to teach you how to speak “object oriented.” What I’ll do is give you a small set of words with definitions you need to know. Then I’ll give you a set of sentences with holes in them that you’ll have to understand. Finally, I’m going to give you a large set of exercises that you have to complete to make these sentences solid in your vocabulary.
class Tell Ruby to make a new type of thing.
object Two meanings: the most basic type of thing, and any instance of some thing.
instance What you get when you tell Ruby to create a class.
def How you define a function ...