NodeJS和NodeJS在中国

1. NodeJS和NodeJS在中国

3.  @朴灵
 #Front-end Engineer#
 #Mobile Web App# #V5#
 #NodeJS#
 #EventProxy#

4.  What’s NodeJS
 Why NodeJS
 How to use NodeJS
 Who uses NodeJS
 CNodeJS(NodeJS in China)

5. Ryan Dahl

6. Evented I/O for V8 JavaScript
Goal:
Provide an easy way to build
scalable network programs

7.  May 2009, initial release
 November 2011, v0.6
 v0.8 in Roadmap
 5000+ modules/libraries in NPM

10. Why?
Ruby
??? Python
Java ASP.NET
PHP

12.  Events
 Non-Blocking I/O
 JavaScript & V8
 浏览器战争
 Single thread

13. Ads
勋章
Timeline
Topics

16. m+n max(m, n)

17. m+n+x max(m + n
+y + … + x + y + …)

18.  ……
 $timeline = get_timeline();
 $ads = get_ads();
 $badages = get_badages();
 ……

19.  get_timeline(function (timeline){
// TODO
});
 get_ads(function (ads){
// TODO
});
 get_badages(function (badages){
// TODO
});

20.  HTTP/HTTPS
 TCP/UDP
 DNS
 File System
 Stream
 Child Process
 …

21.  JavaScript at Frontend and Backend both
 代码复用
 经验共享
 JavaScript Anywhere
 CLI
 Web Server
 TCP Server
 GUI(Webkit)

22. Any application that can
be written in JavaScript,
will eventually be written
in JavaScript

25.  Prerequisites
 make
 wget
 gcc/g++
 Python(2.6 <= version <3.0)
 Libssl-dev

26.  wget http://nodejs.org/dist/v0.6.1/node-v0.6.1.tar.gz
 tar zxvf node-v0.6.1.tar.gz
 cd node-v0.6.1
 ./configure
 make
 make install

27.  curl http://npmjs.org/install.sh | sh
 npm install express

28. var http = require('http');
http.createServer(function (req, res) {
res.writeHead(200, {'Content-Type': 'text/plain'});
res.end('Hello Worldn');
}).listen(1337, "127.0.0.1");
console.log('Server running at http://127.0.0.1:1337/');
% node example.js
Server running at http://127.0.0.1:1337/

29.  LinkedIn -> Mobile
 Yammer -> Cross Domain
 Github -> Download
 Yahoo! -> Mojito & Cocktails
 Voxer -> Realtime Voice
 VMWare
 …

30.  Taobao -> myfox
 Aliyun
 Sina -> SAE
 Sohu
 雪球财经
 …

32. Next？ 北京
香港 上海
广州 杭州

33. 12月25日 13:30(周日)
上海浦东新区张江高科技园区碧波路690号3号楼
免费
报名：http://event.weibo.com/275553

34.  书法 http://sufa.cnodejs.net/

35.  在线协作绘画 http://paintchat.cnodejs.net/

36.  关键字日记 http://keydiary.cnodejs.net

37.  NodeBook http://nodebook.jit.im

39.  CNUG
http://groups.google.com/group/cnodejs
 952 posts
 332 members
 CNodeJS
http://cnodejs.org
 131 posts

40.  API: http://cnodejs.org/cman/
 InfoQ: 深入浅出Nodejs专栏
 http://www.infoq.com/cn/articles/nodejs-in-front-end-
engineer-view
 http://www.infoq.com/cn/news/2011/11/tyq-nodejs-
static-file-server

41.  The Node Beginner Book
http://nodebeginner.org/index.html
http://nodebeginner.org/index-zh-cn.html
 Up and Running with Node.js
http://ofps.oreilly.com/titles/9781449398583/index.ht
ml
 What’s Node
http://radar.oreilly.com/2011/07/what-is-node.html
http://ued.taobao.com/blog/2011/09/02/what-is-nod/

42. Q&A

43.  http://nodejs.org/
 https://github.com/joyent/node
 http://cnodejs.net/
 http://cnodejs.org
 http://npmjs.org