j201

Account customer image

j201

subArrayProto = {
    __proto__ : Array.prototype,
    evenElements : function() {
        return this.filter(function(el) {
            return el % 2 === 0;
        });
    }
};

function makeSubArray() {

j201

var marked = require('marked');
var highlight = require('my-code-highlighter');

exports.render = function(el, text) {
	el.innerHTML = marked(text, { highlight: highlight });
};

j201

(defprotocol Shape
  (perimeter [])
  (draw [scene x y]))

(defrecord Square [s]
  Shape
  (perimeter []
    (* s 4))
  (draw [scene x y]
    (draw-polygon scene

j201

// Wraps multiple audioNodes into one node
function wrapNodes(context, inputNodes, outputNodes) {
	var wrapper = context.createGain();
	inputNodes.forEach(function(node) {
		wrapper.connect(node);
	});
	wrapper.connect = function(node) {
		outputNodes.forEach(function(outputNode) {
			outputNode.connect(node);
		});

j201

; Clojure doesn't have bags (multi-sets) natively.
; Here are a few utility functions that let you use maps as bags

(defn bag-conj
  "Adds an item to a bag"
  ([bag item]
    (if-let [n (get bag item)]
      (assoc bag item (inc n))
      (assoc bag item 1)))
  ([bag item & items]

j201

// JavaScript's strings aren't multiline by default
var poem = "old pond . . .
a frog leaps in
water’s sound";
// SyntaxError: unterminated string literal

// You can get multiline strings by escaping the newline...
var poem = "old pond . . . \
a frog leaps in \
water’s sound";

j201

function inherit(proto, literal) {
    var result = Object.create(proto);
    for (var prop in literal) {
        if (literal.hasOwnProperty(prop)) {
            result[prop] = literal[prop];
        }
    }
    return result;
}