= 2009-01-04 = == Cloud Computing == * [http://cloudcomputing.sys-con.com/node/795054/print Did Google's Eric Schmidt Coin "Cloud Computing"?] * '''Cloud Computing'''一辭的起源為 2006 年 Google CEO Eric Schmidt 用來描述自家的 SaaS 服務。 {{{ When Google CEO Eric Schmidt used it in 2006 to describe their own stuff and then Amazon included the word “cloud” in EC2 when it was launched a few weeks later (August 24), the term became mainstream. }}} * [http://cloudcomputing.sys-con.com/node/795129/print JumpBox Releases 38 Open Source Virtual Appliances for Amazon Cloud Service] * [http://www.jumpbox.com/ JumpBox] 的 Logo / Website 先前有逛過,至於展示攤位我也有在 !LinuxWorld 2008 看過,我也覺得它蠻有趣的。它把目前熱門的 Open Source 專案都變成以前網頁虛擬主機(Hosting)的一種軟體服務(Software as a Service)。 * [http://vimeo.com/2577707 如何使用 VirtualBox 執行 JumpBox] - 從影片可以學到他們把 VM 的根目錄(root)跟資料碟(data)分開,此外用網頁的方式讓使用者去試用這些 !JumpBox VM。(OS: 原來光賣設定好的 VM 也可以賺錢?!不會吧?!) == Web Service : !JavaScript == * [http://jsdoc.sourceforge.net/ JSDoc (JavaScript Documentation Tool)] 是較舊的 Perl 版本,目前已不維護, 較活躍的是用 Java 寫的 [http://jsdoctoolkit.org/ JsDoc Toolkit]([http://code.google.com/p/jsdoc-toolkit/ google code 專案])。 * [http://caterpillar.onlyfun.net/Gossip/AjaxGossip/InstallJSDoc.html 安裝 JSDoc] * [http://caterpillar.onlyfun.net/Gossip/AjaxGossip/EditJSDoc.html 編寫 JSDoc] == [wiki:jazz/skill/jQuery jQuery] == * 測試 [http://www.mozilla.org/rhino Rhino] 跟 [http://ejohn.org/projects/bringing-the-browser-to-the-server/ Rhino/env.js] * 作者說可以參考[http://developer.mozilla.org/en/Rhino_Shell Rhino Shell]來了解 Rhino 的使用方法 {{{ ~$ wget ftp://ftp.mozilla.org/pub/mozilla.org/js/rhino1_7R1.zip ~$ unzip rhino1_7R1.zip ~$ cd rhino1_7R1/ ~/rhino1_7R1$ wget http://jqueryjs.googlecode.com/svn/trunk/jquery/build/runtest/env.js ~/rhino1_7R1$ java -jar js.jar ### 執行 Rhino Rhino 1.7 release 1 2008 03 06 js> load('env.js'); ### 載入 env.js js> window.location = 'some.html'; ### 載入存在 DOM 的 ### 作者說在載入任何與 DOM 相關的程式碼之前,一定要先指定 window.location js> window.onload = function(){ ### 從這裡就可以開始寫自己的 JavaScript } js> quit() ### 離開 Rhino }}} * [安裝] Debian (Lenny) 已經有套件 - [http://packages.debian.org/lenny/rhino rhino] * 另一個互動式 JavaScript Shell - [https://developer.mozilla.org/en/Introduction_to_the_JavaScript_shell SpiderMonkey] * [安裝] Debian (Etch) 已經有套件 - [http://packages.debian.org/etch/spidermonkey-bin spidermonkey-bin] {{{ $ sudo apt-get install spidermonkey-bin $ dpkg -L spidermonkey-bin $ smjs js> help() JavaScript-C 1.8.0 pre-release 1 2007-10-03 Command Description ======= =========== version([number]) Get or set JavaScript version number options([option ...]) Get or toggle JavaScript options load(['foo.js' ...]) Load files named by string arguments readline() Read a single line from stdin print([exp ...]) Evaluate and print expressions help([name ...]) Display usage and help messages quit() Quit the shell gc() Run the garbage collector gcparam(name, value) Wrapper for JS_SetGCParameter. The name must be either 'maxBytes' or 'maxMallocBytes' and the value must be convertable to a positive uint32 countHeap([start[, kind]]) Count the number of live GC things in the heap or things reachable from start when it is given and is not null. kind is either 'all' (default) to count all things or one of 'object', 'double', 'string', 'function', 'qname', 'namespace', 'xml' to count only things of that kind trap([fun, [pc,]] exp) Trap bytecode execution untrap(fun[, pc]) Remove a trap line2pc([fun,] line) Map line number to PC pc2line(fun[, pc]) Map PC to line number stackQuota([number]) Query/set script stack quota stringsAreUTF8() Check if strings are UTF-8 encoded testUTF8(mode) Perform UTF-8 tests (modes are 1 to 4) throwError() Throw an error from JS_ReportError build() Show build date and time clear([obj]) Clear properties of object intern(str) Internalize str in the atom table clone(fun[, scope]) Clone function object seal(obj[, deep]) Seal object, or object graph if deep getpda(obj) Get the property descriptors for obj getslx(obj) Get script line extent toint32(n) Testing hook for JS_ValueToInt32 evalcx(s[, o]) Evaluate s in optional sandbox object o if (s == '' && !o) return new o with eager standard classes if (s == 'lazy' && !o) return new o with lazy standard classes sleep(dt) Sleep for dt seconds scatter(fns) Call functions concurrently (ignoring errors) js> quit() }}} == Lighttpd == * Lighttpd 裡面有一個[http://redmine.lighttpd.net/wiki/lighttpd/Docs#mod_flv_streaming mod_flv_streaming]模組是支援 FlV Streaming * [源起] 從 InfoQ 追原始碼裡面的 [http://www.topfstedt.de/weblog/?page_id=208 FLV-Scrubber] 是否有提供一個配套的 FLV 搭配投影片的機制。(目前追的結果是投影片的切換時間寫死在 HTML 原始碼裡面) * [http://www.flashcomguru.com/index.cfm/2006/6/18/lightyupdate FLV 'streaming' with PHP and Lighty] * [http://blog.lighttpd.net/articles/2006/03/09/flv-streaming-with-lighttpd flv streaming with lighttpd] == SQLite == * 從 [http://wiki.oss.org.tw/index.php/Php_sqlite PHP+SQLite 簡介] 裡看到 SQLite 符合[http://en.wikipedia.org/wiki/SQL-92 SQL-92 標準]。(原來 SQL 語法是有標準的,或許以後應該先敎標準,再找出 MySQL 跟 SQL 語法有哪些跟標準不同) * [http://tw2.php.net/sqlite PHP:SQLite Manual] * [http://tw2.php.net/manual/en/book.sqlite3.php PHP:SQLite3 Manual]