1. Introduction

• event-driven asynchronized method
  • traditional network method: multi-thread → resource ↑
  • new proposal method: single-thread → asynchronize

2. Basic

• 전역 객체: console, process, exports
• 내장 모듈: os, url, querystring, util, crypto, fs
• 이벤트

3. Advance

3-1. http module

• http → express
• session vs cookie
  • session: store data to server
  • cookie: store data to client
• get vs post
  • get: data in querystring
  • post: data in http body

3-2. template engine module

• ejs

3-3. express module

• middleware: use 메서드의 매개변수에 입력하는 함수
• RESTful API