HintikkaKimmo

class Person
  #have a first_name and last_name attribute with public accessors
  #attr_accessor

  attr_accessor :first_name, :last_name

  #have a class attribute called `people` that holds an array of objects
  @@people = []

  #have an `initialize` method to initialize each instance

HintikkaKimmo

# Grab 23 random elements between 0 and 10000
arr = (1..10000).to_a.sample(23)
p arr

# This selects only elements that when divided by 3 have a remainder of 0 
# using the % (modulus) operator
p arr.select { |element| element % 3 == 0 }

# Using `reject` method filter out anything less than 5000
# and use `sort` and `reverse` methods to sort in descending order

HintikkaKimmo

some_var = "false"
another_var = "nil"

case
  when some_var == "pink elephant"
    puts "Don't think about the pink elephant!"
  when another_var.nil?
    puts "Question mark in the method name?"
  else
    puts "I guess nothing matched... But why?"