Murphydbuffalo

class Whiteboard
  
  attr_accessor :contents

  def initialize(contents = [])
    @contents = contents
  end

  def erase_whiteboard
    @contents = []

Murphydbuffalo

class Mortgage
  
  attr_reader :principal, :down_payment_percentage, :apr, :duration_in_years

  def initialize(principal, down_payment_percentage, apr, years)
    @principal = principal
    @down_payment_percentage = down_payment_percentage
    @apr = apr
    @duration_in_years = years
  end

Murphydbuffalo

function getInput() {
	prompt('Please guess a number between 1 and 100.');
}

var name = prompt('Welcome! What\'s your name?');

var secretNumber = (Math.floor(Math.random() * 100) + 1);

while(!name.length > 0) {
  name = prompt("Enter something for a name :)")

Murphydbuffalo

defmodule Countdown do
  def from(number, phrase \\ 'Aww shucky ducky!') do
    Stream.iterate(number, &(&1 - 1)) |> Enum.take(number + 1) |> Enum.map(
      fn
        0 -> say(phrase)
        number ->
          say(number)
          sleep(1)
      end
    )

Murphydbuffalo

Algorithms

• Visualize sorting algorithms
• How hash tables/dictionaries work

APIs

• REST vs GraphQL

Authentication and Single Sign On

• OAuth
• JSON Web Tokens