Node.js Introduction

Duong Yang H. Nguyen, @cmpitgFedora Ambassador, Certified MozillianHanoi Community Spacecmpitg [at] gmail dot com

This document is licensed under the terms ofCreative Commons Non-commercial Share-Like 3.0 Unported

Agenda

What Node.js is and is not?

Why Node.js?

How to use? (with demo)

As a scripting engine

Best uses (briefly)

Frameworks/Tools

Questions

What Node.js is and is not?

Is/doesA framework

Providing evented, non blocking I/O

Built on top of Google's V8

JS environment

Very very fast!

NOTA web framework:Ruby on Rails

Django

Yii

Multi-threaded

Why Node.js?

Is JavaScript!

Event-driven, non-blocking

Fast as hell

Easy to scale

V8 is well supported by Google

And fun!

Why Node.js?

Callback demo:

setInterval(function () { console.log("Hello World")}, 1000);

console.log("Done setting!");

How to use?

Installation:Install Node.js

Install NPM

Install modules

Demos:Simple HTTP server

Simple echo server

As a Scripting Engine

Modules:Processes & Child Process

Filesystem

Utilities

Docs: http://nodejs.org/api/

Best Uses

Writing highly concurrent server applications

Applications which share between server and client

Peer-to-peer web programming using websockets

And of course highly concurrent web programming

Frameworks/Tools

NPM Node Package Manager

Express Minimalistic MVC web framework

TowerJS Rails-like web framework

Jade Template engine

Socket.IO Websocket library

and much more!

Thank you for your attention!

Click to edit the title text formatClick to edit Master title style

Click to edit the outline text formatSecond Outline LevelThird Outline LevelFourth Outline LevelFifth Outline LevelSixth Outline Level

Seventh Outline LevelClick to edit Master text styles

Second level

Third level

Fourth level

Fifth level

9/15/12