Rename

-// mymodule.js에 정의된 모듈로 불러서 사용하도록 처리

-// 아래 2개의 함수를 모듈로 정의하는 것이 필요함
-function add(a,b) {
-	return a+b;
-}
-function sub(a,b) {
-	return a-b;
-}

-var Producer = require('./producer');  
-var producer = new Producer();
-
-producer.on('add', function(t) {  
-	  console.log('add:', t);
-});
-
-producer.start();

-var inherits = require('util').inherits;  
-var EventEmitter = require('events').EventEmitter;
-
-
-var Producer = function () {  
-	  if (! (this instanceof Producer)) return new Producer();
-
-	  EventEmitter.call(this);
-}
-
-// inherits를 활용하여 Producer construct가 EventEmitter Construct를 상속받도록 해야 함
-inherits(Producer, EventEmitter);
-
-// producer의 start 함수를 재정의 해야 함
-Producer.prototype.start = function () {
-
-	// Random 스트링을 생성하여 이것을 Event에 실어서 보내야 하는 코드 작성 
-
-
-}
-
-
-module.exports = Producer;

-var events = require('events');
-var eventEmitter = new events.EventEmitter();
-var connectHandler = function connected() {
-     console.log('connection successful.');
-     eventEmitter.emit('data_received');
-}
-
-eventEmitter.on('connection', connectHandler);
-
-eventEmitter.on('data_received', function(){
-    console.log('data received successfully.');
-});
-
-eventEmitter.emit('connection');
-console.log("Program Ended.");

-var events = require('events');
-var eventEmitter = new events.EventEmitter();
-var listner1 = function listner1() {
-console.log('listner1 executed.');
-}
-var listner2 = function listner2() {
-console.log('listner2 executed.');
-}
-
-eventEmitter.addListener('connection', listner1);
-eventEmitter.on('connection', listner2);
-var eventListeners = require('events').EventEmitter.listenerCount(eventEmitter,'connection');
-console.log(eventListeners + " Listner(s) listening to connection event");
-
-eventEmitter.emit('connection');
-eventEmitter.removeListener('connection', listner1);
-console.log("Listner1 will not listen now.");
-
-eventEmitter.emit('connection');
-eventListeners = require('events').EventEmitter.listenerCount(eventEmitter,'connection');
-console.log(eventListeners + " Listner(s) listening to connection event");
-console.log("Program Ended.");

-
-var dt = require('./mymodule');
-
-console.log(dt.myDateTime());

-exports.myDateTime = function () {
-    return Date();
-};

-var express = require('express');
-var app = express();
-var bodyParser = require('body-parser');
-
-app.use(bodyParser.urlencoded({ extended: false }));
-app.use(bodyParser.json());
-
-
-var books = new Array();
-
-app.get('/book/:bookId', function (req, res) {
-	var bookId = req.params.bookId;
-    console.log(books[bookId]);
-    res.send(books[bookId]);
-});
-
-/*
-{
-	"id" : 2,
-	"name" : "book2",
-	"price" : 2000,
-	"author" : "jin"
-}
-*/
-app.post('/book', function (req, res) {
-	// Create book information
-	books[req.body.id] = [req.body.id, req.body.name, req.body.price, req.body.author];
-	res.send(books[req.body.id]);
-})
-
-app.put('/book/:bookId', function (req, res) {
-	// Update book information
-
-})
-
-
-app.delete('/book/:bookId', function (req, res) {
-	// Delete book information
-
-})
-var server = app.listen(80);
-	console.log(books);

-{
-  "name": "assignment01",
-  "version": "1.0.0",
-  "description": "",
-  "main": "index.js",
-  "scripts": {
-    "test": "echo \"Error: no test specified\" && exit 1"
-  },
-  "author": "",
-  "license": "ISC",
-  "dependencies": {
-    "body-parser": "^1.17.1",
-    "express": "^4.15.2"
-  }
-}

-var express = require('express');
-var app = express();
-var bodyParser = require('body-parser');
-var session = require('express-session')
-
-app.use(session({ secret: 'keyboard cat', cookie: { maxAge: 60000 }}))
-app.use(bodyParser.urlencoded({ extended: false }));
-app.use(bodyParser.json());
-
-
-var users = new Array();
-var userId = 'test';
-var userPass = '1234';
-
-app.get('/login/:userId/password/:password', function (req, res) {
-	// users 배열에서 찾도록 수정해야 함
-	// admin 여부를 지원할 수 있도록 수정해야 함
-	if (req.params.userId == userId && req.params.password == userPass) {
-		req.session.userId =  userId;
-	}
-	res.send("Login");
-});
-
-app.get('/logout/:userId', function (req, res) {
-	// Logout
-	req.session.userId = null;
-	res.send("LogOut");
-
-});
-
-var auth = function (req, res, next) {
-	// Session Check
-	if (req.session.userId != null)
-		next();
-	else
-		res.send("Error");
-
-};
-app.get('/user/:userId', auth,function (req, res) {
-	// get User Information
-	res.send("OK");
-});
-
-// 사용자 추가 시에 admin 여부도 추가해야 함
-
-var server = app.listen(80);

-{
-  "name": "assignment02",
-  "version": "1.0.0",
-  "description": "",
-  "main": "index.js",
-  "scripts": {
-    "test": "echo \"Error: no test specified\" && exit 1"
-  },
-  "author": "",
-  "license": "ISC",
-  "dependencies": {
-    "body-parser": "^1.17.1",
-    "express": "^4.15.2",
-    "express-session": "^1.15.2"
-  }
-}