takeaways_zainab.md

Stuff to remember

this is a hash

    city = { 
        name: "Melbourne",
        population: 6000000
    }

this is an instance variable, it will always be in a class

    @age

this is a method (but think of it as a function)

    def add(arguments)
        # container for code 
    end 

this is a method

.each 
.split 
.sum