[B! scala] VoQnã®ãƒ–ãƒƒã‚¯ãƒžãƒ¼ã‚¯

VoQn id:VoQn

scalaã«é–¢ã™ã‚‹VoQnã®ãƒ–ãƒƒã‚¯ãƒžãƒ¼ã‚¯ (11)

${{author_name}}$

{{{comment_expanded}}}

{{label}}

{{#is_bookmark}}ãƒªã‚¹ãƒˆ{{/is_bookmark}}{{^is_bookmark}}ãƒªãƒ³ã‚¯{{/is_bookmark}}

${{author_name}}$
{{author_name}}{{created}}
{{ #comment }}{{ comment }}{{ /comment }}
- {{ label }}

${{author_name}}$

{{{comment_expanded}}}

{{label}}

{{#is_bookmark}}ãƒªã‚¹ãƒˆ{{/is_bookmark}}{{^is_bookmark}}ãƒªãƒ³ã‚¯{{/is_bookmark}}

ã€Scalaè¶…å…¥é–€ï½žå‰¯ä½œç”¨ã®ç„¡ã„ãƒ¢ãƒŠãƒ‰ãªå¥³ã¸ã®é“ã€‘ï½žï¼monad | Scala Girls Blog
ã¯ã˜ã‚ã¾ã—ã¦ï¼ã‚¢ãƒ‰ãƒ†ã‚¯ã‚¹ã‚¿ã‚¸ã‚ªäººäº‹ã®æ¸…åŽŸã§ã™ã€‚ ã‚µã‚¤ãƒãƒ¼ã‚¨ãƒ¼ã‚¸ã‚§ãƒ³ãƒˆã®ã‚¢ãƒ‰ãƒ†ã‚¯ã‚¹ã‚¿ã‚¸ã‚ªã§ã¯ã€Scalaã‚’ä½¿ã£ã¦é–‹ç™ºã•ã‚ŒãŸãƒ—ãƒãƒ€ã‚¯ãƒˆãŒå¤šæ•°ã‚ã‚Šã€Scalaã«åŠ›ã‚’å…¥ã‚Œã¦ãŠã‚Šã¾ã™ï¼ ã“ã®åº¦ã€ã»ã‚“ã¨ã†ã«çªç„¶ãªã®ã§ã™ãŒã€ã¾ã£ã£ã£ãŸããƒ—ãƒã‚°ãƒ©ãƒ ã‚’æ›¸ã„ãŸã“ã¨ãªã„ç§ãŒScalaã‚’å§‹ã‚ã‚‹ã“ã¨ã«ãªã‚Šã¾ã—ãŸâ€¦ï¼ ï¼ˆã“ã€ã“ã®å†™çœŸã¯ã„ããªã‚Šå‘¼ã³å‡ºã ã•ã‚Œã€ä¸€ä½“ä½•ã‚’æ³¨æ„ã§ã‚‚ã•ã‚Œã‚‹ã®ã‹ç·Šå¼µã—ã¦ã„ã‚‹ã¨ã“ã‚ã§ã™ãâ€¦ï¼‰ ï¼ˆã„ããªã‚ŠScalaã®æœ¬ã‚’æ¸¡ã•ã‚Œã¦æˆ¸æƒ‘ã†ç§â€¦æ’®ã‚‰ã‚Œã¦ã„ã‚‹ã¨ã¯ï¼‰ ãã‚‚ãã‚‚Scalaã£ã¦ãªã‚“ã§ã—ã‚‡ã† ã¡ã‚‡ã£ã¨ã‚®ãƒ£ãƒ«ãƒ–ãƒ©ãƒ³ãƒ‰ã«ã‚ã‚Šãã†ãªåå‰ã§ã™ã ã£ã¦ãªãã‚‰ã„ã®ç§ãŒScalaã‚’ã‚¼ãƒã‹ã‚‰å¦ã‚“ã§ã„ãæ¨¡æ§˜ã‚’ãƒ¬ãƒãƒ¼ãƒˆã—ã¦ã„ãã¾ã™ï¼ æ—¢ã«ã‚¨ãƒ³ã‚¸ãƒ‹ã‚¢ã®æ–¹ã¯ãªã‚“ã ã“ã‚Œï¼ï¼Ÿã£ã¦æ„Ÿã˜ã§é«˜è¦‹ã‹ã‚‰ç¬‘ã£ã¦ã„ãŸã ãã€ ã“ã‚Œã‹ã‚‰Scalaã‚„ãƒ—ãƒã‚°ãƒ©ãƒŸãƒ³ã‚°è‡ªä½“ã‚’å§‹ã‚ã¦ã¿ã‚ˆã†ã¨æ€ã‚ã‚Œã‚‹æ–¹ã«ã¯ã€ã€Œã“ã‚“ãªç§ã§ã‚‚å§‹ã‚ã‚‰ã‚Œã‚‹ï¼ã€ã¨å°‘ã—ã§ã‚‚å°Žå…¥ã®ãŠå½¹ã«
VoQn 2014/11/12
scala

blog
ãƒªãƒ³ã‚¯
Representing Emptiness In Scala (with Null, null, Nothing, Nil, None, and Unit) - Nick Knowlson
VoQn 2014/09/09
Scalaã«ç½®ã‘ã‚‹ã€Œç„¡ã„ã€ã®è¡¨ç¾ã€‚ãŸãã•ã‚“ã‚ã‚‹ã

scala
ãƒªãƒ³ã‚¯
Scalaã®ã‚³ãƒ³ãƒ‘ã‚¤ãƒ«ã‚’3å€é€Ÿãã—ãŸè©±
11. hprof: JVMæ¨™æº– ãƒ—ãƒãƒ•ã‚¡ã‚¤ãƒ© â€¢ jvmã‚ªãƒ—ã‚·ãƒ§ãƒ³ã¤ã‘ã¦sbt compile â€¢ çµæžœã¯java.hprof.txtã«å‡ºåŠ›ã•ã‚Œã¾ ã™ $ sbt -J-agentlib:hprof=cpu=samples,depth=5 clean compile 12. çµæžœè¦‹ã‚‹ â€¢ depth=5ã§è’ã„è§£æž â€¢ ã‚¯ãƒ©ã‚¹ã®ãƒãƒ¼ãƒ‰ãŒå¤§é‡ã«ã•ã‚Œã¦ã„ã‚‹â€¦â€¦? rank self accum count trace method 1 12.04% 12.04% 2158 300093 java.util.zip.ZipFile.getEntry 2 9.90% 21.95% 1775 300065 java.lang.Throwable.fillInStackTrace 3 7.21% 29.16% 1293 303874 java.lang.Class.forName0 4 5.40% 3
VoQn 2014/07/18
è©¦ã¿ãŒåŸ¹ã„ã‚’å¾—ãŸè©±ã

scala

performance
ãƒªãƒ³ã‚¯
Scalaã‚³ãƒ¼ãƒ‰ã§ã‚ã‹ã£ãŸæ°—ã«ãªã‚‹DDD | GREE Engineering
ã¿ãªã•ã‚“ã€ã“ã‚“ã«ã¡ã¯ã€‚ã‚°ãƒªãƒ¼ã®ã‹ã¨ã˜ã‚…ã‚“(@j5ik2o)ã§ã™ã€‚ ã“ã®ã‚¨ãƒ³ãƒˆãƒªã¯ GREE Advent Calendar 2013 ã® 18æ—¥ç›®ã®è¨˜äº‹ã§ã™ã€‚ã‚ˆã‚ã—ããŠé¡˜ã„ã—ã¾ã™ã€‚ ç§ãŒã‚°ãƒªãƒ¼ã«å…¥ç¤¾ã—ã¦ã‚„ã£ã¦ã„ã‚‹ã“ã¨ã¯ã€ãƒ—ãƒã‚°ãƒ©ãƒŸãƒ³ã‚°è¨€èªž Scalaã¨ãƒ‰ãƒ¡ã‚¤ãƒ³é§†å‹•è¨è¨ˆ(ä»¥ä¸‹ã€DDD)ã®å¸ƒæ•™æ´»å‹•ã§ã™ã€‚å¸ƒæ•™æ´»å‹•ã¨ã„ã£ã¦ã‚‚å®£ä¼ã™ã‚‹ã ã‘ã§ã¯å…·ä½“æ€§ã«æ¬ ã‘ã‚‹ã®ã§ã€å®Ÿéš›ã«é–‹ç™ºãƒãƒ¼ãƒ ã«å…¥ã£ã¦Scalaã‚„DDDã®æŠ€è¡“æ”¯æ´ã‚’è¡Œã£ã¦ã„ã¾ã™ã€‚æœ¬ã‚¨ãƒ³ãƒˆãƒªã§ã¯ã€Scalaã‚’ç”¨ã„ãŸDDDã®è¨è¨ˆã¨å®Ÿè£…ã‚’ã©ã®ã‚ˆã†ã«è¡Œã£ã¦ã„ã‚‹ã‹ã‚’ã€DDDã‚’çŸ¥ã‚‰ãªã„äººã§ã‚‚ã§ãã‚‹ã ã‘ã‚ã‹ã‚Šã‚„ã™ãèª¬æ˜Žã—ãŸã„ã¨æ€ã„ã¾ã™(Scalaã‚ã‹ã£ã¦ã„ã‚‹ã¨èªã¿ã‚„ã™ã„ã§ã™ãŒã€ã‚ã‚“ã¾ã‚Šè¤‡é›‘ãªã‚³ãƒ¼ãƒ‰ã¯å‡ºã¦ã“ãªã„ã®ã§ãªã‚“ã¨ãªãèªã‚ã‚‹ã®ã§ã¯ãªã„ã‹ã¨æ€ã„ã¾ã™)ã€‚ãªãŠã€DDDã®å®Ÿè·µä¾‹ã¯ä»–ã«ã‚‚ã‚ã‚Šã¾ã™ã€‚ä¸€ä¾‹ã ã¨æ€ã£ã¦èªã‚“ã§ã„ãŸã ã‘ã‚Œã°å¹¸ã„ã§ã™(å…ˆæ—¥ã®SNSãƒãƒ¼ãƒ ã§ã®ãƒ‰ãƒ¡ã‚¤ãƒ³é§†
VoQn 2013/12/29
ãƒœãƒªãƒ¥ãƒ¼ãƒ å¤šã„ã®ã§å°åˆ†ã‘ã®ã‚¹ãƒ†ãƒƒãƒ—è¸ã‚€ã‚ˆã†ãªé€£è¼‰ã§ã‚‚è‰¯ã„ãƒ¬ãƒ™ãƒ«ã®å……å®Ÿã—ãŸè¨˜äº‹

scala

DDD
ãƒªãƒ³ã‚¯
Scalaã§ãƒ—ãƒã‚°ãƒ©ãƒ ã‚’ä½œã‚Šã¾ã—ãŸ
7. sample.org * ç™»å ´â¼ˆäººç‰© #+caption: ç™»å ´â¼ˆäººç‰©â¼€ä¸€è¦§ | name |! |------|! | å•†ç¤¾ |! ! ** é¡§å®¢ #+caption: å±žæ€§â¼€ä¸€è¦§ | name | type |! |------+--------|! | ä½æ‰€ | string |! ! *** ç¨®é¡ž **** å€‹â¼ˆäººé¡§å®¢ **** æ³•â¼ˆäººé¡§å®¢ * é“å…· ** å•†å“ *** å±žæ€§ **** å•†å“å **** å®šä¾¡(long)! *** åŒºåˆ† **** å•†å“åŒºåˆ†(ç¬¬1é¡ž;ç¬¬2é¡ž;ç¬¬3é¡ž)! * å‡ºæ¥äº‹ ** è³¼â¼Šå…¥ã™ã‚‹ *** éƒ¨å“ **** é¡§å®¢ **** å•†å“ 8. Java $ sm -java sample.org! /src/main/java/model/ModelContext.java! /src/main/java/model/ModelRepository.ja
VoQn 2012/05/01
ã“ã“ã®åœè«–ã¨ãƒ‡ã‚¶ã‚¤ãƒ³ãƒ‘ã‚¿ãƒ¼ãƒ³ã®é–¢ä¿‚æ€§ã§ï¼Œã“ã“ã¾ã§æ˜Žå¿«ã«ã—ãŸå›³ã¯ã¯ã˜ã‚ã¦ã‹ã‚‚ã¨æ€ã£ãŸ

Scala

programming
ãƒªãƒ³ã‚¯
é–¢æ•°åˆæˆã®ã‚¹ã‚¹ãƒ¡ ã€œ ã‚ªãƒ–ã‚¸ã‚§ã‚¯ãƒˆæŒ‡å‘ãƒ—ãƒã‚°ãƒ©ãƒžã¸æ§ã’ã‚‹é–¢æ•°åž‹è¨€èªžã¸ã®å°Žå…¥ãã®1 - ( ê’ªâŒ“ê’ª) ã‚†ã‚‹ã‚ˆã‚æ—¥è¨˜
ã“ã‚“ã«ã¡ã‚ã€‚ä»Šæ—¥ã¯ã€é–¢æ•°åˆæˆã®è©±ã‚’ã—ã¾ã™ã€‚ æ¨™æº–å…¥åŠ›ã‹ã‚‰ä½•è¡Œã‹èªã¿è¾¼ã‚“ã§ã€ã‚½ãƒ¼ãƒˆã—ã¦è¿”ã™ä»¥ä¸‹ã®ã‚ˆã†ãªScalaã®ã‚³ãƒ¼ãƒ‰ã‚’ä¾‹ã«ã—ã¾ã™ã€‚ ä¾‹ãªã®ã§ã€ã‚ãˆã¦å†—é•·ãªã‚³ãƒ¼ãƒ‰ã‚’æ›¸ã„ã¦ã¾ã™ã€‚ ã“ã®ã‚³ãƒ¼ãƒ‰ã§ã¯ã€4ã¤ã®é–¢æ•°ãŒç”¨æ„ã•ã‚Œã¦ã„ã¾ã™(unlines/putstr/sort/lines)ã€‚ ã“ã®4ã¤ã®é–¢æ•°ã‚’çµ„ã¿åˆã‚ã›ã¦ã€èªã¿è¾¼ã‚“ã æ–‡å—åˆ—ã‚’è¡Œã«åˆ†è§£ã—ã¦ã€ã‚½ãƒ¼ãƒˆã—ã¦ã€ ã¾ãŸæ”¹è¡Œã‚³ãƒ¼ãƒ‰ã‚’ã¤ã‘ã¦æ–‡å—åˆ—ã«ã‚‚ã©ã—ã¦è¡¨ç¤ºã€ã¨ã„ã†ã“ã¨ã‚’ã‚„ã£ã¦ã„ã¾ã™ã€‚ object Main extends App { val in = scala.io.Source.stdin.getLines.mkString("\n") // æ”¹è¡Œã‚’ã¤ã‘ã¦çµåˆã™ã‚‹é–¢æ•° val unlines = (s:Seq[String]) => s.mkString("\n") // æ–‡å—åˆ—ã‚’è¡¨ç¤ºã™ã‚‹é–¢æ•° val putStr = (s:String) =
VoQn 2012/02/03
Scala ã ã¨ ã“ã†æ›¸ãã®ã‹

scala

Functor
ãƒªãƒ³ã‚¯
ä½è—¤å…ˆç”ŸãŒErlangã€Scalaã€Javaãªã©ã®ä¸¦è¡Œå‡¦ç†ã‚’æ–¬ã‚‹ï¼ - ã‚¹ãƒ†ã‚£ãƒ«ãƒã‚¦ã‚¹ã®æ›¸åº«ã®æ›¸åº«
ã“ã“æ•°æ—¥ã®ä½è—¤å…ˆç”Ÿã®ã‚¨ãƒ³ãƒˆãƒªãŒç†±ã„ï¼ã€€Erlangã€Scalaã€Goã€Javaãªã©ã®ç¾ä»£ã®è¨€èªžï¼ˆErlangã¯å¤ã„ã‹ï¼‰ã«ãŠã‘ã‚‹ä¸¦è¡Œå‡¦ç†ã®æ‰±ã„æ–¹ã«ã¤ã„ã¦ã€ãã‚Œãžã‚Œã®æ´å²çš„èƒŒæ™¯ã‚„æ„ç¾©ã€å¾—æ‰‹ä¸å¾—æ‰‹ãªã©ãŒã‚ã‹ã‚Šã‚„ã™ãç´¹ä»‹ã•ã‚Œã¦ã¾ã™ã€‚80å¹´ä»£ã‹ã‚‰ä¸¦è¡Œå‡¦ç†ã‚„ã‚ªãƒ–ã‚¸ã‚§ã‚¯ãƒˆæŒ‡å‘ã‚’ç ”ç©¶ã•ã‚Œã¦ããŸä½è—¤å…ˆç”Ÿãªã‚‰ã§ã¯ã®è¦–ç‚¹ã§ã™ãã€‚ã¡ã‚‡ã£ã¨é•·ããªã‚Šã¾ã™ãŒç‰¹ã«ç§ãŒèˆˆå‘³æ·±ã‹ã£ãŸéƒ¨åˆ†ã‚’å¼•ç”¨ã—ã¾ã™ï¼ˆå¼·èª¿ã¯ç§ï¼‰ï¼š ä½è—¤ä¸€éƒŽ: Webæ—¥è¨˜ (2010å¹´) æœ€è¿‘ã€èˆˆå‘³æ·±ã„ã®ã¯ã‚ªãƒ–ã‚¸ã‚§ã‚¯ãƒˆæŒ‡å‘è¨€èªžã®Scalaã‚„ErlangãŒè©±é¡Œã‚’é›†ã‚ã¦ã„ã‚‹ã“ã¨ã§ã—ã‚‡ã†ã‹ã€‚ã©ã¡ã‚‰ã‚‚Actor Modelã‚’ãƒ™ãƒ¼ã‚¹ã«ã—ã¦ã„ã‚‹ãã†ã§ã™ãŒã€ã‚ªãƒ–ã‚¸ã‚§ã‚¯ãƒˆæŒ‡å‘è¨€èªžã®æ´å²ã§ã„ã†ã¨ã€Actor Modelãªã©ã®ä¸¦è¡Œå‡¦ç†ç”¨ã‚ªãƒ–ã‚¸ã‚§ã‚¯ãƒˆæŒ‡å‘è¨€èªžã®ç ”ç©¶ãŒç››ã‚“ã«ãªã£ãŸã®ã¯1985å¹´ã‹ã‚‰ã®6,7å¹´ãã‚‰ã„ã ã¨æ€ã„ã¾ã™(Actor Modelè‡ªèº«ã¯ã‚‚ã£ã¨å¤ã„ã§ã™ãŒ)ã€‚ãã—ã¦19
VoQn 2011/11/20
ä¸¦è¡Œå‡¦ç†ç”¨ã‚ªãƒ–ã‚¸ã‚§ã‚¯ãƒˆæŒ‡å‘è¨€èªžã®æ´å²çš„çµŒç·¯ã¨ Scala Erlang ã§æŽ¡ç”¨ã•ã‚Œã¦ã‚‹ Actor Model ã®è©±

scala

programming

erlang

Java
ãƒªãƒ³ã‚¯
Welcome to Scala hack-a-thon #1â€™s documentation! â€” Scala hack-a-thon #1 v1.0 documentation
Welcome to Scala hack-a-thon #1â€™s documentation!Â¶ Contents: 1. Scalaé–‹ç™ºç’°å¢ƒã®æº–å‚™ 1.1. Scalaå®Ÿè¡Œç’°å¢ƒã®ã‚¤ãƒ³ã‚¹ãƒˆãƒ¼ãƒ« 1.2. é–‹ç™ºç’°å¢ƒã®ã‚»ãƒƒãƒˆã‚¢ãƒƒãƒ— 1.3. ãã®ä»–ã‚„ã£ã¦ãŠãã¨ä¾¿åˆ©ãªã“ã¨ 2. Scalaã®é–‹ç™ºã‚¹ã‚¿ã‚¤ãƒ« 2.1. ã‚½ãƒ¼ã‚¹ã‚³ãƒ¼ãƒ‰ã¨ã‚³ãƒ³ãƒ‘ã‚¤ãƒ« 2.2. ã‚¢ãƒ—ãƒªã‚±ãƒ¼ã‚·ãƒ§ãƒ³ã‚’ä½œã‚Šã€å®Ÿè¡Œã™ã‚‹ 2.3. ã‚¤ãƒ³ã‚¿ãƒ—ãƒªã‚¿ã§ã®å®Ÿè¡Œ 3. Scalaã®åŸºæœ¬ 3.1. åŸºæœ¬çš„ãªæ–‡æ³• 3.2. é–¢æ•°ç·¨ 3.3. ã‚¯ãƒ©ã‚¹ã€ã‚ªãƒ–ã‚¸ã‚§ã‚¯ãƒˆã€ãƒˆãƒ¬ã‚¤ãƒˆ 3.4. ãƒˆãƒ¬ã‚¤ãƒˆ(trait) 3.5. importã¨package 3.6. ã‚±ãƒ¼ã‚¹ã‚¯ãƒ©ã‚¹ã¨ãƒ‘ã‚¿ãƒ¼ãƒ³ãƒžãƒƒãƒ 4. Scalaã®é«˜åº¦ãªæ©Ÿèƒ½ 4.1. Implicit Conversionã¨Implicit Parameter 4.2. åž‹ã®ãƒ‘ãƒ©ãƒ¡ãƒ¼ã‚¿åŒ– 4.3. é…å»¶è©•ä¾¡
VoQn 2010/07/09
ã™ã°ã‚‰ã—ã„ã€‚ã“ã†ã„ã†æ—¥æœ¬èªžã®è³‡æ–™ã®ã¾ã¨ã‚æ¬²ã—ã‹ã£ãŸ

Scala

tutorial

programming
ãƒªãƒ³ã‚¯
æ‚²é¡˜ã®ãƒžã‚¤ãƒ›ãƒ¼ãƒ å¤§ä½œæˆ¦ â€“ å¹´åŽã¯å°‘ãªã„ã‚‚ã®ã®å…±åƒãã§ã‚³ãƒ„ã‚³ãƒ„ã¨ç¯€ç´„ã‚’è©¦ã¿é é‡‘ã‚’è²¯ã‚ãƒžã‚¤ãƒ›ãƒ¼ãƒ ã‚’ã‚²ãƒƒãƒˆã™ã‚‹è¿„ã®å¥®æˆ¦è¨˜ã§ã™
è‚Œãƒˆãƒ©ãƒ–ãƒ«ãŒã§ãŸã¨ãã¯ã€ãƒ™ãƒ“ãƒ¼ãƒãƒ¼ã‚·ãƒ§ãƒ³ã§ã—ã£ã‹ã‚Šã¨ä¿æ¹¿ã—ã€æ¬¡ã«ã€Œãƒ«ã‚¤ãƒœã‚¹ãƒ†ã‚£ãƒ¼ãƒ‘ãƒƒã‚¯ã€ãŒè‰¯ã„ã¨çŸ¥ã‚Šãƒ†ã‚£ãƒƒã‚·ãƒ¥ã«ãƒ«ã‚¤ãƒœã‚¹ãƒ†ã‚£ãƒ¼ã‚’ã¨ã«ã‹ããŒã¶é£²ã¿ã—ã¦ç—‡çŠ¶ãŒæ”¹å–„ã•ã‚Œã¦ã„ã‚‹ç‚ºã€éšæ™‚å¤‰æ›´ã™ã‚‹å ´åˆãŒã‚ã‚Šã¾ã™ã€‚ æš‡ã•ãˆã‚ã‚Œã°ã™ãã«å“åˆ‡ã‚Œã«ãªã‚‹å ´åˆãŒã‚ã‚Šã¾ã™ã€‚ãã®éš›ã«ã”æ³¨æ–‡ãªã•ã‚‹ã‹ã”æ¤œè¨Žãã ã•ã„ã€‚ ã¾ãšã¯ã˜ã‚ã¯ã€ãƒ™ãƒ“ãƒ¼ãƒãƒ¼ã‚·ãƒ§ãƒ³ã§ã—ã£ã‹ã‚Šã¨ä¿æ¹¿ã—ã€æ¬¡ã«ã€Œãƒ«ã‚¤ãƒœã‚¹ãƒ†ã‚£ãƒ¼ãƒ‘ãƒƒã‚¯ã€ãŒè‰¯ã„ã¨çŸ¥ã‚Šãƒ†ã‚£ãƒƒã‚·ãƒ¥ã«ãƒ«ã‚¤ãƒœã‚¹ãƒ†ã‚£ãƒ¼ã‚’æŸ“ã¿è¾¼ã¾ã›ã¦å¡—ã£ã¦ã—ã£ã‹ã‚Šä¿æ¹¿ãŒå¿…è¦ã ã¨ã„ã†ã“ã¨ã‚’çŸ¥ã£ãŸã‚“ã§ã™ãŒã€åŒ»å¸«ã®è¨€ã†é€šã‚Šã€é‡Œå¸°ã‚Šå…ˆã®å°å…ç§‘ã«ã‹ã‹ã£ã¦ãã€‚ ä½¿ã†é‡ãŒè¶³ã‚Šãªã‹ã£ãŸã‚ˆã†ã§ã™ã€‚ä¼šå“¡ã‚µã‚¤ãƒˆã®ç™»éŒ²ã‚’ã”å¸Œæœ›ã®æ–¹ã¯ã“ã¡ã‚‰ã‚’ã”ä¸€èªãã ã•ã„ã€‚ å…¥è·å¾…ã¡ã®å ´åˆã€ã”ç™»éŒ²ã„ãŸã ãã¾ã™ã¨ã€å…¥è·æ™‚ã«ã”æ³¨æ–‡ãªã•ã‚‹ã‹ã”æ¤œè¨Žãã ã•ã„ã€‚ å…¥è·å¾…ã¡ã®å ´åˆã€ã€Œå…¥è·ãŠçŸ¥ã‚‰ã›ã€ãƒœã‚¿ãƒ³ãŒè¡¨ç¤ºã•ã‚ŒãŸã¨ã„ã†ã‚‚ã®ãŒå¤šæ•°ã€‚ ãƒ‘ãƒƒã‚¯ã™ã‚‹ã ã‘ã§ãªãã€ç§ã‚‚ãƒ«ã‚¤ãƒœã‚¹ãƒ†ã‚£ãƒ¼ã‚’æŸ“ã¿
VoQn 2010/06/06
scala

UnitTest

development
ãƒªãƒ³ã‚¯
Scalaå¤‰æ…‹æŠ€æ³•æœ€é€Ÿãƒžã‚¹ã‚¿ãƒ¼ - kmizuã®æ—¥è¨˜
Javaå¤‰æ…‹æ–‡æ³•æœ€é€Ÿãƒžã‚¹ã‚¿ãƒ¼ãªã‚“ã¦ã®ãŒã‹ãªã‚Šãƒ–ã‚¯ãƒžã•ã‚Œã¦ã‚‹ã¿ãŸã„ã ãŒã€å¤‰æ…‹ã•ãªã‚‰Javaãªã‚“ã¦Scalaã®è¶³å…ƒã«ã‚‚åŠã°ãªã„ãœï¼ï¼ã¨ã„ã†ã“ã¨ã§ã€Scalaç‰ˆã‚’æ›¸ã„ã¦ã¿ã¾ã—ãŸã€‚ã—ã‹ã—ã€å®Ÿã¯ã‚ã¾ã‚Šå¤‰æ…‹ã§ã¯ãªã„ã‹ã‚‚ã—ã‚Œã¾ã›ã‚“ã€‚å…ƒãƒã‚¿ã¨é•ã£ã¦ã€ã“ã‚Œã‚’èªã‚ã°ä½•ã‹ãŒã‚ã‹ã‚‹ã€ã¨ã„ã†æ„å‘³ã®å®Ÿç”¨æ€§ã¯ã‚ã¾ã‚Šç„¡ã„ã§ã—ã‚‡ã†ã€‚ implicit conversionç·¨ åŸºæœ¬ Scalaã®implicit conversionã¯ä½¿ã„ã‚ˆã†ã«ã‚ˆã£ã¦ã¯Scalaã®å¼·åŠ›ãªåž‹ã‚·ã‚¹ãƒ†ãƒ ã‚’å°ç„¡ã—ã«ã—ã¦ã—ã¾ã†åŠ›ã‚’æŒã£ã¦ã„ã¾ã™ã€‚ãŸã¨ãˆã°ã€ implicit def string2int(x: String): Int = Integer.parseInt(x) ã¨ã„ã†implicit conversionã‚’å®šç¾©ã—ã¦ã‚„ã‚‹ã¨ã€"300" / 3ãŒ100ã«ãªã‚‹ãªã©ã¨ã„ã†ã‚ãƒ¢ã„æŒ™å‹•ã‚’å®Ÿç¾ã™ã‚‹ã“ã¨ãŒã§ãã¾ã™ã€‚ã¾ãŸã€ã•ã‚‰ã«ã‚«ã‚¹ã‚¿ãƒžã‚¤ã‚ºã—ã¦ã€16é€²æ•°
VoQn 2010/02/03
Scala

java

programming
ãƒªãƒ³ã‚¯
Coderspiel / Runaway processing
Once upon a time there was a graphical programming princess named Processing. She conjured the most beautiful animations and interactive art in all the world! Every artist wanted to work with her. But the princessâ€™s castle lay within a vast colony of millworkers that, excepting her own court, had little appreciation for her talents. Indeed, she was better known outside the colony than inside. The
VoQn 2008/09/06
Scalaã§Processingã‚’æ›¸ã!!

processing.org

scala
ãƒªãƒ³ã‚¯
1