webbower

# https://stackoverflow.com/a/6022431/2684520
function line() {
  sed "${1}q;d" "$2"
}

webbower

$is-included : () !default;

@mixin once( $name ) {
    @if include-once( $name ) {
        @content;
    }
}

@function include-once( $name ) {
    @if index( $is-included, $name ) {

webbower

// https://css-tricks.com/snippets/javascript/javascript-keycodes/
/*Key	Code
backspace	8
tab	9
enter	13
shift	16
ctrl	17
alt	18
pause/break	19
caps lock	20

webbower

// Functions

// https://css-tricks.com/snippets/sass/px-to-em-functions/
@function emy($pixels, $context: $base-font-size) {
  @if (unitless($pixels)) {
    $pixels: $pixels * 1px;
  }

  @if (unitless($context)) {
    $context: $context * 1px;

webbower

function beginsWith(baseStr, targetStr) {
  return baseStr.indexOf(targetStr) === 0;
}

function endsWith(baseStr, targetStr) {
  return baseStr.substr(-targetStr.length) === targetStr;
}

webbower

<?php

function pipe(...$fns) {
  return function($x) use ($fns) {
    return array_reduce(
      $fns,
      function($acc, $fn) { return $fn($acc); },
      $x
    );
  };

webbower

// A Unit test template for Tape
// See 5 Questions every unit test must answer:
// https://medium.com/javascript-scene/what-every-unit-test-needs-f6cd34d9836d

import test from 'tape';

test('What are you testing?', assert => {
  const msg = 'what should it do?'

  const actual = 'what was the output?';

webbower

// trace() is a utility to let you easily inspect
// the contents.
const trace = x => {
  console.log(x);
  return x;
};

const tap = (fn, tapper) => (...args) => {
  const result = fn(...args);
  tapper(result);

webbower

// http://en.wikipedia.org/wiki/Fisher-Yates_shuffle#The_modern_algorithm
// https://stackoverflow.com/a/12646864/2684520

// Pre-ES6
/**
 * Randomize array element order in-place.
 * Using Durstenfeld shuffle algorithm.
 */
function shuffleArray(array) {
    for (var i = array.length - 1; i > 0; i--) {

webbower

// https://stackoverflow.com/a/2450976/2684520
// https://bost.ocks.org/mike/shuffle/
function shuffle(array) {
  var m = array.length, t, i;

  // While there remain elements to shuffle…
  while (m) {

    // Pick a remaining element…
    i = Math.floor(Math.random() * m--);