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terurou id:terurou

JVMã¨javaã«é–¢ã™ã‚‹terurouã®ãƒ–ãƒƒã‚¯ãƒžãƒ¼ã‚¯ (11)

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æ–°ã—ã„ãƒªãƒªãƒ¼ã‚¹ãƒ¢ãƒ‡ãƒ«ã¯Javaã‚’ä½¿ã†äºº å…¨å“¡è¦æ³¨ç›®ã ã£ãŸ - ãã—ã ã®Hatena
9æœˆã®é ãã‚‰ã„ã«ã€Javaã®ãƒªãƒªãƒ¼ã‚¹ãƒ¢ãƒ‡ãƒ«ãŒ6ãƒ¶æœˆã”ã¨ã®çŸæœŸãƒªãƒªãƒ¼ã‚¹ã«ãªã‚‹ã¨ã„ã†ã“ã¨ãŒç™ºè¡¨ã•ã‚Œã¦ã¾ã—ãŸã€‚ ã§ã€ã€Œã¸ã‡ã€œã€ã¿ãŸã„ãªæ„Ÿã˜ã§è¦‹ã¦ãŸã®ã§ã™ã‘ã©ã€JavaOneã§ã®è©±ã‚’èžãã¨ã€ã“ã‚Œçµæ§‹å¤§å¤‰ãªã®ã‹ã‚‚ã€ã¨ã„ã†ã“ã¨ã«ãªã£ã¦ãã†ãªã®ã§ã€ã¡ã‚‡ã£ã¨ã¾ã¨ã‚ã¦ã¿ã¾ã™ã€‚ è¿½è¨˜ï¼š2018å¹´05æœˆã®çŠ¶æ³ã‚’Qiitaã§ã¾ã¨ã‚ã¦ã„ã¾ã™ã€‚ [Javaã®ã‚µãƒãƒ¼ãƒˆã«ã¤ã„ã¦ã®ã¾ã¨ã‚2018 - Qiita](https://qiita.com/nowokay/it ems/edb5c5df4dbfc4a99ffb) Javaã®æ–°ã—ã„ãƒªãƒªãƒ¼ã‚¹ãƒ¢ãƒ‡ãƒ« å…¬å¼æƒ…å ±ã¯ã“ã¡ã‚‰ã«ã¾ã¨ã‚ã‚‰ã‚Œã¦ã„ã¾ã™ã€‚(10/4ã«ã‚¢ãƒƒãƒ—ãƒ‡ãƒ¼ãƒˆã•ã‚Œã¦ã¾ã™) http://www.oracle.com/tech network/jp/java/eol-135779-ja.html ã–ã£ãã‚Šè¨€ãˆã°ã€6ãƒ¶æœˆã”ã¨ã«æ©Ÿèƒ½ãƒªãƒªãƒ¼ã‚¹ã‚’è¡Œã„ã€3ãƒ¶æœˆã”ã¨ã«ãƒ¡ãƒ³ãƒ†ãƒŠãƒ³ã‚¹/ã‚»ã‚
terurou 2017/10/07
"Oracle JDK 8 will continue to receive public updates for at least the next year" https://blogs.oracle.com/java-platform-group/faster-and-easier-use-and-redistribution-of-java-se Java9ä»¥é™ã¯ç ´å£Šçš„å¤‰æ›´ã‚’å…¥ã‚Œã¦ã„ããƒ•ã‚§ãƒ¼ã‚ºã ã—ã€ã“ã‚Œã‚‚ã†JDKé›¢ã‚Œã™ã‚‹ã—ã‹ãªã•ãã†

JVM

JDK

java
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Javaã®è¬Žã®ãƒ‘ãƒ•ã‚©ãƒ¼ãƒžãƒ³ã‚¹åŠ£åŒ–ç¾è±¡ã¨ã®æˆ¦ã„ - Cybozu Inside Out | ã‚µã‚¤ãƒœã‚¦ã‚ºã‚¨ãƒ³ã‚¸ãƒ‹ã‚¢ã®ãƒ–ãƒã‚°
ã“ã‚“ã«ã¡ã¯ã€‚ã‚¢ãƒ—ãƒªã‚±ãƒ¼ã‚·ãƒ§ãƒ³åŸºç›¤ãƒãƒ¼ãƒ ã®æ¨ªç”°ã§ã™ã€‚ Javaã®è¬Žã®ãƒ‘ãƒ•ã‚©ãƒ¼ãƒžãƒ³ã‚¹åŠ£åŒ–ã«ã¾ã¤ã‚ã‚‹èª¿æŸ»ã‚’ã—ã¦ã„ãŸã®ã§ã™ãŒã€1ãƒ¶æœˆã®è‹¦åŠ´ã®æœ«ã«åŽŸå› ãŒã‚ã‹ã‚Šã¾ã—ãŸã®ã§ã€å ±å‘Šã•ã›ã¦ã„ãŸã ãã¾ã™ï¼ å…¬é–‹å¾Œã«é ‚ã„ãŸã¯ã¦ãªãƒ–ãƒƒã‚¯ãƒžãƒ¼ã‚¯ã§ã®ã”æŒ‡æ‘˜ãƒ»ç¤¾å†…ã§ã®ã‚¿ã‚¤ãƒãƒ»èªã¿ã«ãã„ãªã©ã®æŒ‡æ‘˜ã‚’å—ã‘ã¦ãŸã®ã§ã€è¬¹ã‚“ã§ä¿®æ£ã•ã›ã„ãŸã ãã¾ã™ã€‚ ä¿®æ£ã—ãŸå†…å®¹ã«ã¤ãã¾ã—ã¦ã¯ã€è¨˜äº‹ã®æœ€å¾Œã‚’å‚ç…§ã—ã¦ãã ã•ã„ã€‚ å¿™ã—ã„äººã®ãŸã‚ã®ã¾ã¨ã‚ jdk-7u4ä»¥é™ã®jdk-7 *1 ã§Javaã®ãƒ‘ãƒ•ã‚©ãƒ¼ãƒžãƒ³ã‚¹ãŒåŠ£åŒ–ã™ã‚‹è¬Žã®ç¾è±¡ CodeCacheã®å®¹é‡é™ç•Œã«è¿‘ã¥ãã¨JITã‚³ãƒ³ãƒ‘ã‚¤ãƒ©ã‚’åœæ¢ã—ã¦ã‚³ãƒ³ãƒ‘ã‚¤ãƒ«ã—ãŸã‚³ãƒ¼ãƒ‰ã‚’æ¨ã¦ã‚‹æ©Ÿèƒ½ãŒåŽŸå› ã ã£ãŸ èµ·å‹•ã‚ªãƒ—ã‚·ãƒ§ãƒ³ã§å›žé¿ã§ãã‚‹ã®ã§ã€é•·æœŸé‹ç”¨ã™ã‚‹ã¨ãã¯ -XX:-UseCodeCacheFlushing, -XX:ReservedCodeCacheSize=128m ã‚’ã¤ã‘ã‚‹ ä¸Šã®ã‚ªãƒ—ã‚·ãƒ§ãƒ³ã‚’è¨å®šã—ãŸæ™‚ã«ã€C
terurou 2016/04/13
java

JVM

performance
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Chronon Time Travelling Debugger | Chronon
The Chronon Time Travelling Debugger allows you to playback Chronon recordings of your Java programs and easily find root cause of defects. It is specifically built from the ground up to allow debugging of long running programs that run for days/months and are highly multithreaded. The debugger plugs seamlessly into Eclipse adapting itself naturally to your workflow. You can also use the Eclipse i
terurou 2014/05/20
IntelliJ IDEAãƒ©ã‚¤ã‚»ãƒ³ã‚¹ãŒã‚ã‚Œã°ç„¡æ–™ã§ä½¿ãˆã‚‹ http://chrononsystems.com/blog/chronon-comes-to-intellij-idea-official-partnership-with-jetbrains

Java

JVM

debug

IntelliJ IDEA
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Javaãƒˆãƒ©ãƒ–ãƒ«ã«å‚™ãˆã‚ˆã† #jjug_ccc #ccc_h2
1. ã€JJUG CCC 2014 Spring H-Ââ€2ã€‘ Javaãƒˆãƒ©ãƒ–ãƒ«ã«å‚™ãˆã‚ˆã† æ—¥æœ¬Javaãƒ¦ãƒ¼ã‚¶ã‚°ãƒ«ãƒ¼ãƒ— ä¸Šå¦» å®œäºº (ã‚ã’ã¤ã¾ ã®ã‚Šã¨) ã¯ã¦ãªãƒ–ãƒã‚° : n-agetsuma.hatena blog.com 2. è‡ªå·±ç´¹ä»‹ ä¸Šå¦» å®œäºº (ã‚ã’ã¤ã¾ ã®ã‚Šã¨) nï®â€¯ é›»è©±ã®è£å´ã‚’ä½œã£ã¦ã„ã‚‹ä¼šç¤¾ã§åƒã„ã¦ã„ã¾ã™ nï®â€¯ Java/APã‚µãƒ¼ãƒã®ç¤¾å†…æŠ€è¡“ã‚µãƒãƒ¼ãƒˆã€ãƒˆãƒ©ãƒ–ãƒ«è§£æž nï®â€¯ Blog ã€Žè¦‹ç¿’ã„ãƒ—ãƒã‚°ãƒ©ãƒŸãƒ³ã‚°æ—¥è¨˜ã€ ã€JJUG CCC 2014 Spring H-Ââ€2ã€‘
terurou 2014/05/19
Java

JVM

performance

trouble
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http://nothingcosmos.blog52.fc2.com/blog-entry-178.html
terurou 2014/05/05
Java

UnsafeAPI

JVM
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Authentication in Avatar
Legacy Java EE Home The Java EE project has been contributed to Eclipse Foundation and has been renamed to Jakarta EE. All active work is taking place at this new location https://projects.eclipse.org/projects/ee4j https://jakarta.ee/specifications The following legacy archives are available for anyone who wishes to browse the extensive history, prior to contribution to Eclipse. Key Java EE resour
terurou 2014/03/23
Nashornãƒ™ãƒ¼ã‚¹ã®ã‚µãƒ¼ãƒã‚µã‚¤ãƒ‰JSç’°å¢ƒã€‚ã‚µãƒ–ãƒ—ãƒã‚¸ã‚§ã‚¯ãƒˆã«libuv-javaã¨ã‹è¦‹ãˆã‚‹

Avatar.js

javascript

JVM

Java

Nashorn
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ãƒ‡ã‚·ãƒªã‚¢ãƒ©ã‚¤ã‚ºé€Ÿåº¦ã®æ¯”è¼ƒ ByteBuffer vs DirectBuffer vs Unsafe vs C - Blog by Sadayuki Furuhashi
OpenJDK ã‚„ Hotspot VM ã«ã¯ sun.misc.Unsafe ã¨ã„ã†å†…éƒ¨APIãŒã‚ã‚Š*1ã€ã“ã‚Œã‚’ä½¿ã†ã¨ ByteBuffer.getInt ã‚„ ByteBuffer.getLong ã‚ˆã‚Šã‚‚é«˜é€Ÿã«ãƒã‚¤ãƒˆåˆ—ã‹ã‚‰æ•´æ•°å€¤ã‚’ãƒ‡ã‚³ãƒ¼ãƒ‰ã§ãã‚‹ã¨ã„ã†ã€‚ã“ã‚Œã‚’é§†ä½¿ã™ã‚‹ã“ã¨ã§ã€Cã§å®Ÿè£…ã•ã‚ŒãŸæ‹¡å¼µãƒ©ã‚¤ãƒ–ãƒ©ãƒªã«åŒ¹æ•µã™ã‚‹é€Ÿåº¦ã‚’å‡ºã›ã‚‹ã‚‰ã—ã„ã€‚ ãã‚ŒãŒæœ¬å½“ãªã‚‰ã€ãƒ‡ãƒ¼ã‚¿åœ§ç¸®ã‚„ãƒãƒƒã‚·ãƒ¥é–¢æ•°ã€ã‚·ãƒªã‚¢ãƒ©ã‚¤ã‚¶/ãƒ‡ã‚·ãƒªã‚¢ãƒ©ã‚¤ã‚¶ãªã©ã®å®Ÿè£…ã‚’é«˜é€ŸåŒ–ã§ãã‚‹ã€‚ä¾‹ãˆã°ã€lz4 ã‚„ xxhash ã®Javaå®Ÿè£…ãŒ Unsafe API ã‚’ä½¿ç”¨ã—ã¦ã„ã‚‹*2ï¼šjpountz/lz4-java Prestoã‚‚ã€ä¸é–“ãƒ‡ãƒ¼ã‚¿ã®ã‚·ãƒªã‚¢ãƒ©ã‚¤ã‚º/ãƒ‡ã‚·ãƒªã‚¢ãƒ©ã‚¤ã‚ºã«ã¯ã™ã¹ã¦ Unsafe API ã‚’ä½¿ã£ã¦ã„ã‚‹*3ã€‚ ãã“ã§ã€å®Ÿéš›ã«ãƒ™ãƒ³ãƒãƒžãƒ¼ã‚¯ã—ã¦ã¿ãŸã€‚ ãƒ™ãƒ³ãƒãƒžãƒ¼ã‚¯å†…å®¹ 10MBã®ãƒ©ãƒ³ãƒ€ãƒ ãªãƒã‚¤ãƒˆåˆ—ã‚’ç”Ÿæˆã™ã‚‹ å…ˆé ã‹ã‚‰1ãƒã‚¤ãƒˆèªã¿å‡ºã™ ãã®1ãƒ
terurou 2014/03/16
Java

performance

JVM
ãƒªãƒ³ã‚¯
GitHub - nurv/BicaVM: Javascript implementation of JVM
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terurou 2011/11/21
JavaScriptã«ã‚ˆã‚‹JVMå®Ÿè£…

JavaScript

Java

BicaVM

JVM
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https://kotlinlang.org/docs/reference/
terurou 2011/07/26
ã“ã¨ã‚Šã‚“ï¼ŸScalaã«ä¼¼ã¦ã‚‹

Kotlin

java

JVM
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JVM simulator - jsdo.it - Share JavaScript, HTML5 and CSS
Javaä»®æƒ³ãƒžã‚·ãƒ³ã®ã‚·ãƒŸãƒ¥ãƒ¬ãƒ¼ã‚¿ãŒã»ã—ããªã£ãŸã®ã§ä»®å®Ÿè£…ã€‚ æœªå®Ÿè£…ã®ãƒ‹ãƒ¼ãƒ¢ãƒ‹ãƒƒã‚¯ãŒå¤šæ•°ã‚ã‚Šã¾ã™ãŒã€åˆæœŸçŠ¶æ…‹ã§å…¥åŠ›ã•ã‚Œã¦ã„ã‚‹Hello, worldã¯å‹•ä½œã—ã¾ã™ã€‚ãƒ•ãƒ«ã‚¹ã‚¯ãƒªãƒ¼ãƒ³æŽ¨å¥¨ã€‚ ãƒã‚¤ãƒˆã‚³ãƒ¼ãƒ‰ã‚’ãƒ†ã‚ã‚¹ãƒˆã¨ã—ã¦æ›¸ãå ´åˆã®æ›¸å¼ã«ã¤ã„ã¦ã¯Jasminã®æ›¸å¼ã‚’æµç”¨ä¸ã€‚ http://jasmin.sourceforge.net/instructions.html ç°¡å˜ãªä½¿ã„æ–¹èª¬æ˜Žã¨ã‹ã¯ã“ã¡ã‚‰ã€‚ http://d.hatena.ne.jp/eller/20110322#1300795939 â˜…NEW!â˜… ã‚¹ã‚¿ãƒƒã‚¯ãŒç›®è¦–ã§ãã‚‹æ–°ãƒãƒ¼ã‚¸ãƒ§ãƒ³ã‚’å®Ÿè£…ã—ã¾ã—ãŸã€‚ http://jsdo.it/eller86/jvms2 // å‚è€ƒï¼šJVMä»•æ§˜æ›¸ç¬¬2ç‰ˆ // http://java.sun.com/docs/books/jvms/second_edition/html/Overview.doc.html va
terurou 2011/03/25
ã¸ã‡ã€ãŠã‚‚ã—ã‚ã„

javascript

java

JVM
ãƒªãƒ³ã‚¯
Javaãƒã‚¤ãƒˆã‚³ãƒ¼ãƒ‰å…¥é–€
1. ã‚ã‹ã‚‹ !Java ãƒã‚¤ãƒˆã‚³ãƒ¼ãƒ‰ â€• 30 åˆ†ã§ã‚ã‹ã‚‰ãªã„ ?Java ãƒã‚¤ãƒˆã‚³ãƒ¼ãƒ‰å…¥é–€ ç‘æ³¢å¤§å¦å¤§å¦é™¢ ã‚·ã‚¹ãƒ†ãƒ æƒ…å ±å·¥å¦ç ”ç©¶ç§‘ã€€åšå£«å¾ŒæœŸèª²ç¨‹ æ°´å³¶å®å¤ª 2. è‡ªå·±ç´¹ä»‹ã¨ã‹ Twitter: @kmizu ã¯ã¦ãª : id:kmizushima github: http://github.com/kmizu/ å¤§å¦é™¢ç”Ÿ æ§‹æ–‡è§£æžã®ç ”ç©¶ã¨ã‹ã‚„ã£ã¦ã¾ã™ ç‰¹ã« Packrat Parsing Scala å¥½ã Scala ã®å¸ƒæ•™æ´»å‹•ã‚’ã‚ã¡ã“ã¡ã§ã‚„ã£ãŸã‚Š JVM å¥½ã JVM ä¸Šã§å‹•ä½œã™ã‚‹è¨€èªžå‡¦ç†ç³» Onion ã‚’é–‹ç™º 3. Agenda ãƒ—ãƒã‚°ãƒ©ãƒŸãƒ³ã‚°è¨€èªžã¨ã—ã¦ã® Java ãƒã‚¤ãƒˆã‚³ãƒ¼ãƒ‰ ãƒžã‚·ãƒ³ãƒ¢ãƒ‡ãƒ« åž‹ã‚·ã‚¹ãƒ†ãƒ å‘½ä»¤ã‚»ãƒƒãƒˆ ã‚¯ãƒ©ã‚¹ãƒ•ã‚¡ã‚¤ãƒ«ãƒ™ãƒªãƒ•ã‚¡ã‚¤ã‚¢ ãƒ™ãƒªãƒ•ã‚¡ã‚¤ã‚¢ãŒã¯ã˜ãæ“ä½œã®ä¾‹ ç°¡å˜ãªãƒ—ãƒã‚°ãƒ©ãƒ ã‚’ javap ã§é€†ã‚¢ã‚»ãƒ³ãƒ–ãƒ«ã™ã‚‹ å½¹ã«ç«‹ã¤ã‹ã‚‚ã—ã‚Œãªã„ javap ã®ã‚ªãƒ—ã‚·ãƒ§ãƒ³è§£èª¬ ã‚¯ãƒ©
terurou 2010/08/11
java

JVM
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