naveedn

// ==UserScript==
// @name         Litmos speed controls
// @namespace    rodrigo.deodoro@carta.com
// @version      0.2
// @description  Add speed controls to SAP Litmos videos
// @author       Rodrigo Deodoro
// @match        https://*.litmos.com/course/*
// ==/UserScript==

(function () {

naveedn

const input = [1,3,5,7];

function product(inputArr) {
  const resultArr = new Array(inputArr.length);

  let product = 1;
  for(let i = 0; i < inputArr.length; i++) {
    product *= inputArr[i];

    if (i+1 < inputArr.length) {

naveedn

const input = [1,3,5,7];

function product(inputArr) {
  const productMap = new Map();
  const resultArr = [];

  let product = 1;
  for(let i = 0; i < inputArr.length; i++) {
    product *= inputArr[i];
    productMap.set(i+1, product);

naveedn

const input = [1,3,5,7];

function product(inputArr) {
  const beforeMap = new Map();
  const afterMap = new Map();
  const resultArr = [];

  let product = 1;
  let reverseProduct = 1;

naveedn

const input = [1,3,5,7];

function product(inputArr) {
  const output = [];

  for (let i = 0; i < inputArr.length; i++) {
    let product = 1;
    for (let j = 0; j < inputArr.length; j++) {
      if (i !== j) {
        product *= inputArr[j];

naveedn

const input = [1,3,5,7];

const fn = (inputArr) =>
  inputArr
    .map(x => [...inputArr])
    .map((x, i) => {
      const firstPart = x.slice(0, i);
      const lastPart = x.slice(i+1);

      return [...firstPart, ...lastPart];

naveedn

/**
  * A slightly different approach that uses different methods to achieve the same result. Just for fun ;) 
  */

const input = [1,3,5,7];

const fn2 = (inputArr) => {
  return new Array(inputArr.length)
    .fill(null)
    .map(x => [...inputArr]) // if elems in inputArr are not primitive, you will need to deep-copy for the next step

naveedn

# Require the gems
require 'capybara/poltergeist'
require 'selenium-webdriver'
require 'json'

# Configure Poltergeist to not blow up on websites with js errors
Capybara.register_driver :poltergeist do |app|
  Capybara::Poltergeist::Driver.new(app, js_errors: false)
end