[B! lambda][programming] ktakeda47ã®ãƒ–ãƒƒã‚¯ãƒžãƒ¼ã‚¯

ktakeda47 id:ktakeda47

lambdaã¨programmingã«é–¢ã™ã‚‹ktakeda47ã®ãƒ–ãƒƒã‚¯ãƒžãƒ¼ã‚¯ (6)

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AWS ã§ãƒãƒƒãƒå‡¦ç†ãƒ»å®šæœŸå®Ÿè¡Œã™ã‚‹4ã¤ã®æ–¹æ³•(EC2,EventBridge,SQS,ECS,Lambda)
AWSä¸Šã§ãƒãƒƒãƒå‡¦ç†ã‚’è¡Œã†å ´åˆã«ã€ ã©ã®AWSã‚µãƒ¼ãƒ“ã‚¹ãŒé¸æŠžè‚¢ã¨ã—ã¦è€ƒãˆã‚‰ã‚Œã‚‹ã‹ã©ã®AWSã‚µãƒ¼ãƒ“ã‚¹ã‚’é¸æŠžã™ã‚Œã°ã„ã„ã®ã‹ã«ã¤ã„ã¦è€ƒãˆã¦ã„ãã¾ã™ã€‚ AWSã§ãƒãƒƒãƒå‡¦ç†ãƒ»å®šæœŸå®Ÿè¡Œã™ã‚‹æ–¹æ³•ã‚’4ã¤ç´¹ä»‹ã—ã€ãã‚Œãžã‚Œç‰¹å¾´ã‚„ãƒ¡ãƒªãƒƒãƒˆã¨ãƒ‡ãƒ¡ãƒªãƒƒãƒˆãŒã‚ã‚Šã¾ã™ã®ã§ã€ã“ã®ç‚¹ã«ã¤ã„ã¦è¨˜è¼‰ã—ã¦ã„ãã¾ã™ã€‚ ãƒãƒƒãƒå‡¦ç†ãƒ»å®šæœŸå®Ÿè¡Œæ–¹å¼ã®ãƒ‘ã‚¿ãƒ¼ãƒ³ã¨ç‰¹å¾´ã‚’çŸ¥ã£ã¦é©åˆ‡ãªæ‰‹æ®µã‚’é¸æŠžã—ã‚ˆã†ï¼ã¨ã„ã†è¨˜äº‹ã§ã™ã€‚ ã¾ãšã¯ã©ã®ã‚ˆã†ãªæ§‹ç¯‰æ–¹æ³•ãŒã‚ã‚‹ã‹ã«ã¤ã„ã¦è¨˜è¼‰ã—ã¦ã„ãã¾ã™ã€‚
ktakeda47 2023/04/26
aws

lambda

programming

webservice

development
ãƒªãƒ³ã‚¯
ãƒ©ãƒ ãƒ€ã®ã‚ªãƒ–ã‚¸ã‚§ã‚¯ãƒˆã¯ã©ã†ä½œã‚‰ã‚Œã‚‹ã‹ - ãã—ã ã®Hatena
ãƒ©ãƒ ãƒ€ã¯åŒ¿åã‚¯ãƒ©ã‚¹ã®ã‚·ãƒ³ã‚¿ãƒƒã‚¯ã‚¹ã‚·ãƒ¥ã‚¬ãƒ¼ã ã¨ã‹è¨€ã‚ã‚Œã¾ã™ã‘ã©ã€ã‚ªãƒ–ã‚¸ã‚§ã‚¯ãƒˆã®ä½œã‚‰ã‚Œæ–¹ãŒé•ã„ã¾ã™ãã€‚ ã¨ã„ã†ã®ã‚’æ¤œè¨¼ã—ã¦ã¿ã¾ã™ã€‚ (jdk1.8.0_112ã§å‹•ã‹ã—ã¦ã„ã¾ã™) ãƒ«ãƒ¼ãƒ—ã®ä¸ã§hogeã«ãƒ©ãƒ ãƒ€ã‚’æ¸¡ã—ã¦ã€hogeã§ã‚ªãƒ–ã‚¸ã‚§ã‚¯ãƒˆã‚’è¡¨ç¤ºã—ã¾ã™ã€‚ ã¾ãšåŒ¿åã‚¯ãƒ©ã‚¹ã‚’ä½¿ã£ãŸã‚³ãƒ¼ãƒ‰ã€‚ public class LambdaObj { public static void main(String[] args) { for (int i = 0; i < 2; ++i) { hoge(new Runnable() { @Override public void run() { } }); } } static void hoge(Runnable r) { System.out.println(r); } } å®Ÿè¡Œã™ã‚‹ã¨ã“ã†ã€‚ myproject.LambdaObj$1@15db9742 myp
ktakeda47 2017/06/09
lambda

java

jvm

programming

java8
ãƒªãƒ³ã‚¯
çŸ¥ã£ã¨ã„ã¦ãƒ ãƒ€ã«ãªã‚‰ãªã„ã€Java SE 8ã®è‚ã¨ãªã‚‹ãƒ©ãƒ ãƒ€å¼ã®åŸºæœ¬æ–‡æ³•
ã¤ã„ã«Java SE 8ã€ã¤ã¾ã‚ŠJDK 8ãŒæ£å¼ãƒªãƒªãƒ¼ã‚¹ã¨ãªã‚Šã¾ã—ãŸï¼ˆæ—¥æœ¬æ™‚é–“3æœˆ19æ—¥ã€æ—©æœï¼‰ã€‚æœ¬é€£è¼‰ã€ŒJava 8ã¯ãƒ©ãƒ ãƒ€å¼ã§ã“ã“ã¾ã§å¤‰ã‚ã‚‹ã€ã§ã¯ã€ä»Šã¾ã§Javaã®çµŒé¨“ã¯ã‚ã£ã¦ã‚‚ã€Œãƒ©ãƒ ãƒ€å¼ã¯ã€ã¾ã çŸ¥ã‚‰ãªã„ã€ã¨ã„ã†äººã‚’å¯¾è±¡ã«ãƒ©ãƒ ãƒ€å¼ã‚„ã€ãã‚Œã«é–¢é€£ã™ã‚‹Java 8ã®æ–°ã—ã„APIã«ã¤ã„ã¦è§£èª¬ã—ã¦ã„ãã¾ã™ã®ã§ã€æ£å¼ãƒªãƒªãƒ¼ã‚¹ã•ã‚ŒãŸJava SE 8ã‚’ä½¿ã„ã“ãªã›ã‚‹ã‚ˆã†ã«ã€ãœã²ã”æ„›èªãã ã•ã„ã€‚ å‰å›žã®ã€Œåˆå¿ƒè€…ã®ãŸã‚ã®Javaãƒ©ãƒ ãƒ€å¼å…¥é–€ã¨JDKã®ã‚¤ãƒ³ã‚¹ãƒˆãƒ¼ãƒ«ã€IDEã®ç’°å¢ƒæ§‹ç¯‰ã€ã§ã¯Javaã§ã®ãƒ©ãƒ ãƒ€å¼ã®æ¦‚è¦ã¨åˆ©ç‚¹ã€å¿…è¦æ€§ã€JDK 8ã®ã‚»ãƒƒãƒˆã‚¢ãƒƒãƒ—ã€NetBeansã€IntelliJ IDEAã€Eclipseã®e(fx)clipseãƒ—ãƒ©ã‚°ã‚¤ãƒ³ã®ç’°å¢ƒæ§‹ç¯‰ã«ã¤ã„ã¦è§£èª¬ã—ã¾ã—ãŸã€‚å®Ÿè¡Œã§ãã‚‹æº–å‚™ãŒã§ããŸã¨ã“ã‚ã§ä»Šå›žã¯ã€ãƒ©ãƒ ãƒ€å¼ã®èªã¿æ›¸ããŒã§ãã‚‹ã‚ˆã†ã«åŸºæœ¬çš„ãªæ–‡æ³•ã‚’è¦‹ã¦ã„ãã¾ã—ã‚‡ã†ã€‚ ãƒ©ãƒ ãƒ€å¼ã®åŸºæœ¬æ–‡æ³•ã®æ¦‚è¦
ktakeda47 2014/03/19
javase

java

programming

functional

lambda
ãƒªãƒ³ã‚¯
Java SE 8 lambdaã§å¤‰ã‚ã‚‹ãƒ—ãƒã‚°ãƒ©ãƒŸãƒ³ã‚°ã‚¹ã‚¿ã‚¤ãƒ« - ãã—ã ã®Hatena
JavaOne2013å ±å‘Šä¼šç¦å²¡ç¬¬äºŒæ®µã§è©±ã—ãŸlambdaã®è³‡æ–™ã«åŠ ç†ã—ã¦å…¬é–‹ã—ã¾ã—ãŸã€‚ lambdaã®è©³ç´°ãªæ§‹æ–‡ã¯é©å½“ã«èª¿ã¹ã¦ã‚‚ã‚‰ã†ã¨ã—ã¦ã€lambdaã§ã©ã®ã‚ˆã†ã«ãƒ—ãƒã‚°ãƒ©ãƒŸãƒ³ã‚°ã‚¹ã‚¿ã‚¤ãƒ«ãŒå¤‰ã‚ã‚‹ã‹ã¨ã„ã†ã“ã¨ã«é‡ç‚¹ãŠãã¾ã—ãŸã€‚ è¿½è¨˜ã€Œç”¨æ„ã•ã‚ŒãŸFuncationalInterfaceã€ã®ãƒªãƒ³ã‚¯ã¯ã“ã“ã§ã™ã€‚ Java8 Lambdaã®æ–‡æ³•æ‹¡å¼µã¾ã¨ã‚ - ãã—ã ã®ã¯ã¦ãª
ktakeda47 2013/11/19
java

javase

programming

functional

lambda
ãƒªãƒ³ã‚¯
JDK 8ã®Lambdaã‚’Eclipseã§å¦ã¶ - kagamihogeã®æ—¥è¨˜
ãã‚ãã‚JDK 8ã®Lambdaã‚’ã¡ã‚‡ã£ã¨ã¯å‹‰å¼·ã—ãªãã¦ã¯ã¨æ€ã„ã¤ã¤ã€Eclipseã¨ã‹ãŒç„¡ã„ã¨ä½•ã‚‚å‡ºæ¥ãªã„ç¨‹åº¦ã«ã¯æƒ°å¼±ãªJavaãƒ—ãƒã‚°ãƒ©ãƒžå‹¢ãªã®ã§ã€ç’°å¢ƒã‚’ä½œã£ã¦å‹‰å¼·ã§ãã‚‹ã‚ˆã†ã«è©¦ã¿ãŸã€‚ ã‚„ã‚‹ã“ã¨ Trying Out Lambda Expressions in the Eclipse IDEã¨ã„ã†ã€ŒEclipse IDEã§Lambdaå¼ã‚’è©¦ãã†ãœã€ãªå¤§å¤‰æœ‰ã‚Šé›£ã„è¨˜äº‹ãŒã‚ã‚‹ã®ã§ã‚³ãƒ¬ã‚’èªã‚“ã§ã‚µãƒ³ãƒ—ãƒ«ã‚³ãƒ¼ãƒ‰ã‚’è©¦ã™ã€‚ã¾ãŸã€Eclipse IDE with JDK 8 supportã®ãƒªãƒ³ã‚¯ã‹ã‚‰JDK8å¯¾å¿œã®EclipseãŒãƒ€ã‚¦ãƒãƒ¼ãƒ‰ã§ãã‚‹ã‚ˆã†ã«ãªã£ã¦ã„ã‚‹ã€‚ã“ã®è¨˜äº‹ç”¨ã«ç”¨æ„ã•ã‚ŒãŸEclipseã ã¨æ€ã‚ã‚Œã‚‹ãŒã€ã¡ã‚‡ã‚ã£ã¨è©¦ã™åˆ†ã«ã¯ã‚³ãƒ¬ã§å……åˆ†ãã†ã§ã‚ã‚‹ã®ã§ã‚³ãƒ¬ã‚’ä½¿ã†ã€‚ 2014/06/11 è¿½è¨˜ Eclipse Kepler SR2ã®Java 8ã‚µãƒãƒ¼ãƒˆã®ãƒ‘ãƒƒãƒ - kagamihogeã®æ—¥è¨˜ 201
ktakeda47 2013/11/13
java

javase8

lambda

functional

programming
ãƒªãƒ³ã‚¯
Java8ã®lambdaæ§‹æ–‡ãŒã©ã®ã‚ˆã†ã«ã‚¯ãƒãƒ¼ã‚¸ãƒ£ãƒ¼ã§ã¯ãªã„ã‹ - ãã—ã ã®Hatena
Java8ã«lambdaæ§‹æ–‡ãŒå…¥ã‚Šã¾ã—ãŸãŒã€ã“ã‚Œã¯ã‚¯ãƒãƒ¼ã‚¸ãƒ£ãƒ¼ã§ã¯ãªã„ã€ã¨ã•ã‚Œã¦ã„ã¾ã™ã€‚ ã§ã¯ã€ã©ã®ã‚ˆã†ã«ã€Œã‚¯ãƒãƒ¼ã‚¸ãƒ£ãƒ¼ã§ã¯ãªã„ã€ã®ã‹ã€ã¡ã‚‡ã£ã¨è¦‹ã¦ã¿ã¾ã™ã€‚ ã¾ãšã€lambdaã‚’è¿”ã™ãƒ¡ã‚½ãƒƒãƒ‰ã‚’å®šç¾©ã—ã¾ã™ã€‚ public static Supplier<String> createMessenger(String name, String address){ return () -> { return String.format("ç§ã¯%sã€%sã«ä½ã‚“ã§ã‚‹", name, address); }; } å‘¼ã³å‡ºã™ã¨ã€ã“ã‚“ãªæ„Ÿã˜ã§Supplierã‚’å—ã‘å–ã‚Šã¾ã™ã€‚ Supplier<String> messenger = createMessenger("ãã—ã ", "ãµããŠã‹"); ã“ã®Supplierã‚’å®Ÿè¡Œã™ã‚‹ã¨ã€æ¬¡ã®ã‚ˆã†ã«ãªã‚Šã¾ã™ã€‚ System.out.println(messenger.
ktakeda47 2013/05/23
"çµè«–ã¨ã—ã¦ã¯ã€ã€ŒJava8ã®lambdaã¯ã‚¯ãƒãƒ¼ã‚¸ãƒ£ãƒ¼ã§ã¯ãªã„ã‘ã©ã€ã‚¯ãƒãƒ¼ã‚¸ãƒ£ãƒ¼ã§ã‚„ã‚ŠãŸã„ã“ã¨ã¯ã§ãã‚‹ã—ã€ã‚„ã£ã¦ã¯ã„ã‘ãªã„ã“ã¨ãŒã§ããªã„ã‚ˆã†ã«ãªã£ã¦ã„ã‚‹ã®ã§ã€ç‰¹ã«å•é¡Œã¯ãªã„ã€ã¨è¨€ãˆã‚‹ã¨æ€ã„ã¾ã™ã€‚"

java

programming

lambda
ãƒªãƒ³ã‚¯
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