Pebble Templates
Pebble is a Java templating engine inspired by Twig and similar to the Python Jinja Template Engine syntax. It features templates inheritance and easy-to-read syntax, ships with built-in autoescaping for security, and includes integrated support for internationalization. Features Rich set of built-in tags and filters Template inheritance: extract common areas of your content in a single ‘layout’ a
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Rediness Probeã§ã‚¢ãƒ—リケーションãŒå分ã«JITã•ã‚ŒãŸã“ã¨ã‚’検知ã™ã‚‹ - #chiroito ’s blog
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JITã¨ã‚³ãƒ¼ãƒ‰ã®æš–æ°—ã®å®Ÿä½“ - #chiroito ’s blog
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Home | SDKMAN! the Software Development Kit Manager
The Software Development Kit ManagerMeet SDKMAN! – your reliable companion for effortlessly managing multiple Software Development Kits on Unix systems. Imagine having different versions of SDKs and needing a stress-free way to switch between them. SDKMAN! steps in with its easy-to-use Command Line Interface (CLI) and API. Formerly known as GVM, the Groovy enVironment Manager, SDKMAN! draws inspir
jOOQ: The easiest way to write SQL in Java
jOOQ generates Java code from your database and lets you build type safe SQL queries through its fluent API. Download jOOQ now! Great Reasons for Using jOOQ Our customers spend most time on their business-logic. Because jOOQ takes care of all their Java/SQL infrastructure problems. Database First Tired of ORMs driving your database model? Whether you design a new application or integrate with your
TOMCAT殺害事件 - Qiita
OOMKillerã®æ®ºæ„ 顧客EC2ã®TomcatãŒã‚¢ã‚¯ã‚»ã‚¹ã®ç„¡ã„æ—©æœã«ã‚‚ã‹ã‹ã‚らãšOOMKillerã«çªç„¶æ®ºã•ã‚Œã¦ã—ã¾ã£ãŸã®ã§ã€èª¿æŸ»ã—ãŸé¡›æœ«ã‚’ãŸã¶ã‚“åŒã˜ã‚ˆã†ãªå•é¡Œã«ç›´é¢ã•ã‚Œã¦ã„る方もãŠã‚‰ã‚Œã‚‹ã‹ã¨æ€ã„ã¾ã™ã®ã§å‚™å¿˜éŒ²ã¨ã—ã¦è¨˜è¼‰ã—ã¾ã™ã€‚ Javaヒープã®ãƒãƒ¥ãƒ¼ãƒ‹ãƒ³ã‚°ã«ã‚‚多少役立ã¤ã‹ã¨æ€ã„ã¾ã™ã€‚ （ã“ã®è¨˜äº‹ã¯Java8ãŒå¯¾è±¡ã¨ãªã‚Šã¾ã™ã€‚） OOMKillerã¨ã¯Out of Memory時ã«ã€ã‚µãƒ¼ãƒå…¨ä½“を守るãŸã‚ã«ãƒ¡ãƒ¢ãƒªãƒ¼ã‚’消費ã—ã¦ã„るプãƒã‚»ã‚¹ã‚’åœæ¢ã™ã‚‹Linuxã®æ¨™æº–機能ã§ã™ã€‚ ãã®OOMKillerã«ãªã‚“ã¨TomcatãŒçªç„¶æ®ºå®³ã•ã‚Œã¦ã—ã¾ã„ã¾ã—ãŸã€‚ å•ç”無用ã®è¾»æ–¬ã‚ŠçŠ¶æ…‹ã§ã™ã€‚ æ—©æœã§ã™ã®ã§ã‚¢ã‚¯ã‚»ã‚¹ãƒã‚°ã«ã¯ä½•ã‚‚記録ã•ã‚Œã¦ãŠã‚‰ãšã€catalina.outã«ã¯ OpenJDK 64-Bit Server VM warning: Setting LargePageSizeInBytes has no
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ã“ã®è¨˜äº‹ã¯ã€ŒVisual Studio Code Advent Calendar 2018ã€2日目ã®ã‚¨ãƒ³ãƒˆãƒªã§ã™ã€‚昨日ã¯@tempakyousukeã•ã‚“ã®ã€Œåƒ•ã®è€ƒãˆãŸæœ€å¼·ã®ã‚ーãƒã‚¤ãƒ³ãƒ‰ãƒãƒ¼ãƒˆã‚·ãƒ¼ãƒˆï¼ˆVSCode）ã€ã§ã—ãŸã€‚ 最近ã€Javaを書ãã¨ãã¯**Visual Studio Code(以é™ã€VS Code)ã‚’IDEã¨ã—ã¦åˆ©ç”¨ã—ã¦ã„ã¾ã™ã€‚一番ã®ç†ç”±ã¯è»½é‡**ã¨ã„ã†ç‚¹ã§ã€æ©Ÿèƒ½çš„ã«ã¯ã¾ã ã¾ã Eclipseã€IntelliJ IDEAã€NetBeansã«å±Šã‹ãªã„部分ãŒã‚ã‚Šã¾ã™ãŒã€æœ€ä½Žé™ã®æ©Ÿèƒ½ã¯å‚™ãˆã¦ã„ã¾ã™ã€‚ã¾ãŸã€Visual Studio IntelliCodeãŒJavaã«å¯¾å¿œã™ã‚‹ãªã©ã€æ–°ã—ã„機能開発も盛んã§ã€ä»Šå¾ŒãŒæœŸå¾…ã§ãã¾ã™ã€‚ 使ã£ã¦ã„ã‚‹ä¸ã§**「ãã†ã„ãˆã°ã€ãªã‚“ã§VS Codeã§Javaã®ãƒ‡ãƒãƒƒã‚°ã¨ã‹ã§ãã‚‹ã‚“ã ã‚ã†ï¼Ÿæ‹¡å¼µæ©Ÿèƒ½ã®ä¸ã£ã¦ã©ã†ãªã£ã¦ã„ã‚‹ã®ï¼Ÿã€ã¨ãµã¨ç–‘å•ãŒæ²¸ã„ã¦ããŸã®ã§èª¿ã¹ã¦ã¿
JVMã®ãƒ’ープサイズã¨ã‚³ãƒ³ãƒ†ãƒŠæ™‚代ã®ãƒãƒ¥ãƒ¼ãƒ‹ãƒ³ã‚° | Folioscope
最近 JVM ã®ãƒ’ãƒ¼ãƒ—é ˜åŸŸã¨ãƒ‘ラメータã€ãã—ã¦ã‚³ãƒ³ãƒ†ãƒŠã®é–¢ä¿‚ã«ã¤ã„ã¦èª¿ã¹ã¦ã¾ã—ãŸã€‚ 案外ã¾ã¨ã¾ã£ãŸæƒ…å ±ãŒå°‘ãªã‹ã£ãŸã®ã§ç°¡å˜ã«ã¾ã¨ã‚ã¾ã—ãŸã€‚ Java ã®ãƒ’ープサイズをè¨å®š ã¾ãšã¯ Java ã®ãƒ’ープサイズã«ã¤ã„ã¦ç°¡å˜ãªãŠã•ã‚‰ã„ã§ã™ã€‚ 本番環境㧠Java アプリケーションをé‹ç”¨ã™ã‚‹ä¸Šã§ã€JVM ã®ãƒ’ープサイズを決定ã™ã‚‹ã®ã¯éžå¸¸ã«å¤§äº‹ãªãƒã‚¤ãƒ³ãƒˆã§ã™ã€‚ ãƒ’ãƒ¼ãƒ—é ˜åŸŸã®æœ€å¤§ã‚µã‚¤ã‚ºã‚’大ããã™ã‚Œã°ã‚¬ãƒ™ãƒ¼ã‚¸ã‚³ãƒ¬ã‚¯ã‚·ãƒ§ãƒ³ (GC) ã®å›žæ•°ã¯æ¸›ã‚‰ã™ã“ã¨ãŒã§ãã¾ã™ãŒã€ å¿…è¦ä»¥ä¸Šã«å¤§ããã—ã™ãŽã‚‹ã¨ç„¡é§„ã«ãƒªã‚½ãƒ¼ã‚¹ã‚’消費ã—ãŸã‚Šã€OOM killer 㧠OS ã«ãƒ—ãƒã‚»ã‚¹ã‚’終了ã•ã›ã‚‰ã‚Œã¾ã™ã€‚ JVM ãŒä½¿ç”¨ã§ãるヒープサイズã¯ã€Java API ã® Runtime.getRuntime().maxMemory() ã§ç¢ºèªã§ãã¾ã™ã€‚ ã¾ãŸ java ã®èµ·å‹•ã‚ªãƒ—ション㫠-XX:+PrintFlagsFinal オプショ
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モダンãªJava開発ガイド (2018年版)
Deleted articles cannot be recovered. Draft of this article would be also deleted. Are you sure you want to delete this article? 2018å¹´ç¾åœ¨ã§ã‚‚Java開発をã—ã¦ã„ã‚‹ã¨ã€Antã™ã‚‰ä½¿ã£ã¦ã„ãªã„Eclipseプãƒã‚¸ã‚§ã‚¯ãƒˆã«ãã“ãã“ã®é »åº¦ã§å‡ºãã‚ã—ã¾ã™ã€‚Eclipseã®è‡ªå‹•ã‚³ãƒ³ãƒ‘イルãŒé€šã‚Œã°OKã§ã‚ã‚Šã€ãƒ“ルドã¯Excelæ‰‹é †æ›¸ã‚’ã‚‚ã¨ã«æ‰‹å‹•ã§è¡Œã‚ã‚Œã€ä¾å˜é–¢ä¿‚ライブラリã¯ã‚‚ã¡ã‚ã‚“libフォルダã«å„種jarファイルãŒæ”¾ã‚Šè¾¼ã‚“ã§ã‚ã‚Šã¾ã™ã€‚Eclipse上以外ã§ã¯ã©ã†å‹•ã‹ã›ã°åˆ†ã‹ã‚‹äººãŒã„ãªã„ãŸã‚ã€ã‚³ãƒžãƒ³ãƒ‰ãƒ©ã‚¤ãƒ³ã‹ã‚‰ãƒ“ルドãªã©ã‚’è¡Œã†ã“ã¨ã¯å¶ã‚ãšã€CI化ãªã‚“ã¦å¤¢ã®ã¾ãŸå¤¢ã§ã™ã€‚ ãã‚“ãªJava開発ã‹ã‚‰è„±å´ã—ãŸã„人å‘ã‘ã®Java開発ã®ãƒ¢ãƒ€ãƒ³åŒ–ガイドã§ã™ã€‚ 基本的ã«Java 8以é™ã§
ThirdPartyLibrary + GraalVM+native-imageã§CLIã‚’ã¤ãã£ã¦ã¿ã‚‹ - Keep on moving
masahito.hatenablog.com ã§ã£ã‹ã„エビーã§ã™ã€‚ ã“ã‚Œã®ç¶šãを書ããŸã„ã¨æ€ã„ã¾ã™ã€‚ name version ubuntu 18.04 amd64 graalVM 1.0.0 RC2 TL;DL GraalVM+native-image ã™ã‚‹ã¨ãã¯FtatJar ã¤ãã£ã¡ã‚ƒã†ã¨æ¥½ã£ã½ã„ 割ã¨æ¥½ native-image ã®å®Ÿè¡Œã¯ã€€glibcãŒå¿…è¦ Reflection/ AnnotationãŒçµ¡ã‚€ã¨å®Ÿè¡Œæ™‚エラーã«ãªã‚‹ã£ã½ã„ Apache Commons ã¨ã‹ã¯å®‰å¿ƒã—ã¦ä½¿ãˆã‚‹. Springç³»ã¨ã‹ã¯ã‹ãªã‚Šã¯ã¾ã‚‹ã‹ã‚‚ ラフã«èª¬æ˜Ž 用æ„ã™ã‚‹ã‚‚ã®ãŒãŸãã•ã‚“ã‚ã‚‹ã®ã§ãƒ©ãƒ•ã«èª¬æ˜Žã—ã¾ã™ã€‚exampleã‚’ã¤ãã£ã¦ã¿ãŸã®ã§ä»¥ä¸‹ã‚’軽ãã¿ã¦ã„ãŸã ã‘る㨠github.com 3rd party library ã®ä½¿ã„æ–¹ ビルド時ã«classpath宣言をã—ã¦ãƒ“ルドã™ã‚‹ã“ã¨ã§3rd-party
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