taylorlapeyre

(defn draw?
  [machine-choice player-choice]
  (= machine-choice player-choice))

(defn player-win?
  [machine-choice player-choice]
  (case machine-choice
    "rock"    (= player-choice "paper")
    "paper"   (= player-choice "sissors")
    "sissors" (= player-choice "rock")))

taylorlapeyre

(map fizzbuzz (range 100))
; => ("fizzbuzz" 1 2 "fizz" 4 "buzz" "fizz" 7 ...)

taylorlapeyre

(defn divisible?
  "Returns true if the remainder of x / y is zero, else false."
  [x y]
  (zero? (rem x y)))

(defn fizzbuzz
  "Returns Fizz if n is divisible by 3, buzz if n is divisible by 5,
  and fizzbuzz if n is divisible by both."
  [n]
  (cond (divisible? n 15) "fizzbuzz"

taylorlapeyre

#!/usr/bin/env bash

LEIN_URL=https://raw.githubusercontent.com/technomancy/leiningen/stable/bin/lein

function execute_clojure {
  if [[ -d $HOME/.lein ]]; then
    if [[ ! -f $HOME/.lein/profiles.clj ]]; then
      echo '{:user {:plugins [[lein-exec "0.3.4"]]}}' > $HOME/.lein/profiles.clj
    fi
  else

taylorlapeyre

Generating HTML

Say that one day we decide to write a new templating library for generating HTML.

In this new library, you are passed an array where the first element is the name of an HTML tag, the second element is optionally a hash containing the element's HTML attributes, and the rest of the elements are the HTML elements that are children of it.

For example:

html = [:html,

taylorlapeyre

(defn abs [x]
  "Returns x if the number is > 0, otherwise -x"
  (if (neg? x) (- x) x))

(defn square [x]
  "Squares the number"
  (* x x))

(defn cube [x]
  "Multiplies the square of the number by itself"

taylorlapeyre

getStuff = function() {
  return {
    url: window.location.href,
    name: $('.full-name').html(),
    title: $('.title').html(),
    date: new Date(),
  }
}

taylorlapeyre

/*
 * int i  = 0;
 * int nl = 0;
 * while (S[i]) {
 *   if (S[i] > 97 && S[i] < 122) {
 *     nl++;
 *   }
 *   i++;
 * }
 */

taylorlapeyre

class SpanishTutor
  def initialize(path_to_dictionary)
    @dictionary    = parse_file(path_to_dictionary)
    @num_incorrect = 0
    @num_correct   = 0
    start_repl
  end

  def start_repl
    loop do

taylorlapeyre

The Things

The Language

[Ruby][ruby] - a dynamic scripting language with a focus on simplicity

The Framework

[Rails][rails] - a popular MVC web framework built on ruby