OSDC.tw 2010 note

週末第一次參加了 OSDC.tw，台灣 OpenSource 社群中活躍的高手都現身了。
聽完兩天的議程，深深發覺還有許多該加強的部份。
另外就是該趕快找個有趣的專案，進行開發。

fred 提到的 eServ 模組化概念很有趣，也來著手進行 eServ modularize 當做練功吧。
摘錄部分筆記如下，後續慢慢補充～


04.24

Less is more - gugod

• slide tool: http://ingydotnet.github.com/vroom-pm/
• jQuery is a good API design:
  $(“p”).one(....), bind
• dsl - domain-specific language
• DOM API是底線..非常煩瑣 不好的API
  document.getElementById(“foo”)
  jQuery: $(“#foo”)
• Good API: consistency is everything
  jQuery for example
  $(“noun”).verb(arg,arg1...,callback)
• Programming is a process that: code<->document switching...

Programming Android Application in Scala - Brian Hsu

• lecturer’s blog: http://bone.twbbs.org.tw/blog/
• Programming Android in Scala 影片
• OSDC.tw 做秀小記
• From wiki: To the JVM, Scala code and Java code are indistinguishable. The only difference is a single extra runtime library, scala-library.jar
• ASE: android scripting language
  problem: runtime exception is bugging...
• Scala: a postfunctional pl on JVM, compile to JVM .class bytecode
• REPL, Scripting, Compiling...
• Steps:
  scalac test.scala
  java -cp xxx.jar Sample
• SBT: simple build tool for scala: http://code.google.com/p/simple-build-tool/
• android-plugin: http://github.com/jberkel/android-plugin

Designing Website for Mobile Safari - hlb

• lecture’s link: http://note.iamhlb.com/talks
• minimize input, maximize output
• focus on first function (don’t waste on secondary func)
• native != best solution
• html5 game, the js API is very good for example
  http://www.kesiev.com/akihabara/
• http://bingo.handlino.com/machines/3586
• http://www.quirksmode.org/compatibility.html
• touch panel finger sensitivity zone: 50x50 pixels
• use css animation instead of JS animation

eServ - jserv (0xlab)

• 「以 GDB 重新學習 C 語言程式設計」簡報上線 (成大電機)
• real mem program in C
• similar project:
  
  • Wt
  • Binary size: 22MB
  • Runtime requirement: 40MB+
  • didiWiki
  • wiki+web server = 54KB (Binary size)
  • 很小，但是難抽離。
  • Klone
  • 可以藉由 "<％ code ％>" 的方式插入 code，容易整合。
• 所謂document, 就是source code
• code不會寫，一直罰抄寫code就會了

04.25

Nonhierarchical OOP - Shawn M Moore

AnyMQ: Scalable and Simple Message Queues in Perl - clkao / K-9

SVG-based Application Development - 李圭烽/蔡志展/黃昭龍

0xdroid -- community-developed Android distribution by 0xlab - jserv (0xlab)

similar projects: android,android-x86,rowboat,cyanogenMod,OESF,ODroid
「0xdroid -- community-developed Android distribution by 0xlab」簡報上線
演講：0xdroid -- community-developed Android distribution by 0xlab