[分享] JavaScript for backend - Webconf 2013

Webconf 2013 兩天的活動,順利落幕,這次感謝龍哥、PCT 的邀請。

這次的分享以 { 重新認識 JavaScript } 為出發點,讓有興趣的朋友能夠初步的認識,JavaScript 這個語言除了對於瀏覽器以外,後端語言所帶來的衝擊。

歡迎大家多多指教,如有口誤歡迎指正,以下是投影片,和整個 slide 的準備稿。

如果對於 Node.js 有興趣的朋友,歡迎加入討論,

**[JavaScript for backend](http://www.slideshare.net/clonncd/javascript-for-backend "JavaScript for backend")** from **[Caesar Chi](http://www.slideshare.net/clonncd)**

JavaScript for backend – WebConf 2013

  • who is designer, raise ur hand.
  • who is developer, raise ur hand.
  • who is marketing.

ASK 3 question to audience, raise ur hand and response with my question. all the ppl follow me.

  1. Do u write Javascript in both side(frontend and backend)
  2. know node.js?
  3. write some node.js or installed node.js before?

Start the slide share

  • Node.js we could not tell detail
  • Node.js is JavaScript
  • Node.js is JavaScript for backend. (found a back door image)
  • So let’s talk about JavaScript for backend.

(3mins)

  • who am I - Node.js TW
  • Node.js book
  • Node.js Taiwan Party
  • welcome join us.

(2mins)

  • Most of us known JavaScript is - jQuery,
  • YUI
  • Prototype
  • JS library, not JavaScript.

(2mins)

  • Check your JavaScript from where. - console.log(typeof top);
  • window -> browser
  • undefined -> Node.js

(1mins)

  • Backend JavaScript a different parts.

(1mins)

  • CommonJS defination (include NPM describe)
  • require - JavaScript src is not a problem.(example, front and backend)
  • module - variable scope issue is easy.(example, front and bakend)
  • alos NPM is rock
  • NPM is dependency management.
  • module build is easy, but maintain is hard.
  • npm hava over 80000 modules.

(7mins)
Art of JavaScript

  • normal JS, and u should know. - variable,
  • function,
  • Array,
  • Object,
  • What is this,
  • Timer,
  • closure.

(3mins)

  • Asyn is an Art. - normal style. (X)
  • js is different part.
  • JSON is Rock tool for JS. - {} is cool.
  • Node.js help u build some good tools.
  • process control
  • util, inhert, log, pump
  • http, https
  • file system, stream
  • crypto, event
  • assert (for test)
  • also module
  • if node.js is ruby, then npm is gem.
  • express is Sinatra
  • stylus + nib is compass
  • also Node.js can build a high concurrency server.
  • so we could make JavaScript do a lot of thing in backend. - JavaScript is good in Backend.
  • The Awesome part is, no limitation of cross domain.
  • for example, request (‘http://teste.com’) - Yes, it could be a proxy server.
  • for example, build a server is easy. - static cache files server, u can build ur own.
  • help u build a restful server - JSON is rock
  • WebDAV method, GET, POST, PUT, DELETE

(5 – 7 mins)

  • restful is easy for u, if u use JavaScript.
  • JavaScript build a HTML5 game server.
  • JavaScript build realtime server.
  • JavaScript is good in Backend.
  • php, DNODE
  • ruby, FAYE
  • Java, Node.js for front end parts

(5 mins)

  • Gap is low
  • do some is fun/(callback, call, this is fun)
  • conclusion - JavaScript can help u nife,
  • JavaScript can help u do something u can not finished i backend.
  • Enjoy Javascript – JSDC 2013 & js, html5, node

(3 mins)

  • Q&A
PS.
感謝在 Node.js 社群中的所有夥伴,提供了寶貴的資料與經驗,感謝所有參與者,感謝所有協助的人。

CaesarChi

Web developer, focus on website fullstack, special JavaScript, and love sharing developing experience and communicate with developers. http://about.me/clonn