railsstudent

// http://www.cs.virginia.edu/kim/courses/cs3330/notes/ConvertingFP.pdf
// https://en.wikipedia.org/wiki/Single-precision_floating-point_format

var dec2Bin = function (wholeInt) {

  let binaryInt = '';
  while (wholeInt > 1) {
    let remainder = wholeInt % 2;
    binaryInt += remainder;
    wholeInt = Math.floor(wholeInt / 2);

railsstudent

function TicTacToe() {
 // fill out the construction function
 
 this.strategy = [5,1,3,7,9,2,4,6,8];
 this.board = [ 'u', 'u', 'u', 'u', 'u', 'u', 'u', 'u', 'u' ]
 this.hasWon = false;
 this.player = '1'
 this.play_as = ''
}

railsstudent

function NetworkClient (sendFunction, callback) {
    this.sendFunction = sendFunction;
    this.callback = callback;
    this.msgIdAccumulator = [];  
    this.msgId = 0;
}

NetworkClient.prototype.send = function (data) {
    // Could wrap data with extra information to send
    this.msgId += 1;

railsstudent

function toChineseNumeral(num){
  var numerals = {
    "-":"负",
    ".":"点",
    0:"零",
    1:"一",
    2:"二",
    3:"三",
    4:"四",
    5:"五",

railsstudent

function decomposeHelper(sumSqr, lastRemovedNum) {
    
  var root = Math.sqrt(sumSqr);
  var rootFloor = Math.floor(root);
  if (rootFloor === root) {
    return [ root ];
  }
  
  // find the solution
  for (var i = rootFloor; i >= 1; i--) {

railsstudent

function buildString(value, unit) {
  if (value > 0) {
    return value + ' ' + unit + (value > 1 ? 's' : '') + ', ';
  }
  return '';
}

function formatDuration (seconds) {
  // Complete this function
  if (seconds === 0) { 

railsstudent

function traverseTCPStates(eventList){
  var state = "CLOSED";  // initial state, always
  // Traversal code goes here
  var tcpStates = {  
    'CLOSED' : [{ event: 'APP_PASSIVE_OPEN', new_state: 'LISTEN' }, { event: 'APP_ACTIVE_OPEN',  new_state: 'SYN_SENT'}],
    'LISTEN': [ { event: 'RCV_SYN', new_state: 'SYN_RCVD' }, 
                { event: 'APP_SEND', new_state: 'SYN_SENT' },
                { event: 'APP_CLOSE', new_state: 'CLOSED' } ], 
    'SYN_RCVD': [ { event: 'APP_CLOSE', new_state: 'FIN_WAIT_1' }, 
                  { event: 'RCV_ACK', new_state: 'ESTABLISHED' } ],

railsstudent

function DocumentParser(reader)
{
  this.reader = reader;
  this.reset();
}

DocumentParser.prototype.reset = function()
{
  this.wordCount = 0;
  this.charCount = 0;

railsstudent

function undoRedo(object) {
  //var storage = object;
  var actions = [];  // keep track of action performed
  // action schema -> { name, params, has_undone }
  // for non-undo acton, example of params { key, value }
  // for undo action, example of params { action, key, value }

  var findLastAction = function(status) {
    var lastAction = null; 
    for (var i = actions.length - 1; i >= 0; i--) {

railsstudent

// complete the function so that it returns the fastest route 
function navigate(numberOfIntersections, roads, start, finish) {
  var arrDrivingTimes = [];
  var arrRoutes = []
  
  // initialize driving time and route in matrixes
  for (var i = 0; i < numberOfIntersections; i++) {
      arrDrivingTimes.push([]);
      arrRoutes.push([]);
      for (var j = 0; j < numberOfIntersections; j++) {