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kuchitama id:kuchitama

scalaã«é–¢ã™ã‚‹kuchitamaã®ãƒ–ãƒƒã‚¯ãƒžãƒ¼ã‚¯ (215)

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Rewriting Duolingo's engine in Scala
Rewriting Duolingo's engine in Scala Get to know the Session Generator, which powers much of the core Duolingo experience. Recently, we profoundly refactored the engine that drives Duolingo lessons. This post talks about our engineering choices, experiences, and the pain points of rewriting a highly complex system. Highlights: Redesigned architecture Refactored code from Python to Scala Latency dr
kuchitama 2024/01/03
scala
ãƒªãƒ³ã‚¯
Scala 3.3.0ã‹ã‚‰æ¨™æº–ã§ä½¿ãˆã‚‹ã‚ˆã†ã«ãªã‚‹fewerBracesè¨˜æ³•ã®ã¾ã¨ã‚ - Lambdaã‚«ã‚¯ãƒ†ãƒ«
å…ˆæ—¥ã€Scala CLI v1.0.0ãŒã¤ã„ã«ãƒªãƒªãƒ¼ã‚¹ã•ã‚ŒãŸã€‚ã“ã‚Œã¾ã§ã¯v0ç³»åˆ—ã ã£ãŸã®ã§ã€æº€ã‚’æŒã—ã¦ã®æ£å¼ç‰ˆãƒªãƒªãƒ¼ã‚¹ã ã€‚ãŠã‚ã§ã¨ã†ï¼ github.com ã„ã¡ãŠã†èª¬æ˜Žã—ã¦ãŠãã¨Scala CLIã¯ç·åˆçš„ãªScalaã®ã‚³ãƒžãƒ³ãƒ‰ãƒ©ã‚¤ãƒ³ãƒ„ãƒ¼ãƒ«ã§ã€ä»¥ä¸‹ã®ã‚ˆã†ãªã“ã¨ãŒã§ãã‚‹: Uber JAR(å˜ä½“ã§å‹•ä½œã™ã‚‹JARãƒ•ã‚¡ã‚¤ãƒ«)ã®ç”Ÿæˆ GraalVMã‚’ä½¿ã£ãŸãƒã‚¤ãƒŠãƒªã®ç”Ÿæˆ Scala Nativeã‚’ä½¿ã£ãŸãƒã‚¤ãƒŠãƒªã®ç”Ÿæˆ REPL Scala Scriptã®å®Ÿè¡Œç’°å¢ƒ ã“ã®ã‚ˆã†ã«å¤šå½©ãªæ©Ÿèƒ½ã‚’æŒã¤Scala CLIã¯ã€ç¾åœ¨ã®scalaã‚³ãƒžãƒ³ãƒ‰ã‚’ç½®æ›ã—ã¦å°†æ¥çš„ãªscalaã‚³ãƒžãƒ³ãƒ‰ã«ãªã‚‹ã“ã¨ãŒæ±ºã¾ã£ã¦ã„ã‚‹ã€‚ ã•ã¦ã€ãƒªãƒªãƒ¼ã‚¹ãƒŽãƒ¼ãƒˆã«ã‚ˆã‚Œã°Scala CLIã§ã¯v1.0.0ã‹ã‚‰Scala 3.3.0ã‚’ãƒ‡ãƒ•ã‚©ãƒ«ãƒˆã§åˆ©ç”¨ã™ã‚‹ã“ã¨ã«ãªã£ãŸã€‚Scala 3.3.0ã«ã¯ã„ãã¤ã‚‚ã®ä¿®æ£ã‚„è¿½åŠ æ©Ÿèƒ½ãŒå«ã¾ã‚Œã¦ã„ã‚‹ãŒã€ä»Šå›žã¯ãã®ä¸
kuchitama 2023/05/27
scala

cli
ãƒªãƒ³ã‚¯
ç§ã€ScalaMatsuri ã§è»¢è·ã—ã¾ã—ãŸ Vol.7 æ ªå¼ä¼šç¤¾ã‚¢ãƒƒãƒˆã‚¦ã‚§ã‚¢ ã‚ªãƒ¤ãƒžã•ã‚“ - ScalaMatsurié‹å–¶ãƒ–ãƒã‚°
ã¿ãªã•ã‚“ã“ã‚“ã«ã¡ã¯ï¼ @omiend ã§ã™ï¼ ScalaMatsuri 2022 é–‹å‚¬ã¾ã§æ®‹ã™ã¨ã“ã‚ã‚ã¨3é€±é–“ã¨ãªã‚Šã¾ã—ãŸï¼ ä»Šæ—¥ã¯ã„ãã¤ã‹ã®ãŠçŸ¥ã‚‰ã›ã¨ã€ã€Œ ç§ã€ScalaMatsuri ã§è»¢è·ã—ã¾ã—ãŸ Vol.7 æ ªå¼ä¼šç¤¾ã‚¢ãƒƒãƒˆã‚¦ã‚§ã‚¢ ã‚ªãƒ¤ãƒžã•ã‚“ ã€ã¨é¡Œã—ã¾ã—ã¦ã€ScalaMatsuri ãŒãã£ã‹ã‘ã¨ãªã‚Šã€æ ªå¼ä¼šç¤¾ã‚¢ãƒƒãƒˆã‚¦ã‚§ã‚¢ã•ã¾ã¸è»¢è·ã‚’ã•ã‚ŒãŸã‚ªãƒ¤ãƒžã•ã‚“ã«è©±ã‚’èžãã¾ã—ãŸã®ã§ã€ãã®æ¨¡æ§˜ã‚’ãŠä¼ãˆã—ã¾ã™ï¼ ãŠçŸ¥ã‚‰ã› ã‚¿ã‚¤ãƒ ãƒ†ãƒ¼ãƒ–ãƒ«å…¬é–‹ ã‚¿ã‚¤ãƒ ãƒ†ãƒ¼ãƒ–ãƒ«ã‚’å…¬é–‹ã—ã¾ã—ãŸï¼ scalamatsuri.org å½“æ—¥ã‚¹ã‚¿ãƒƒãƒ•å‹Ÿé›† ä¸€ç·’ã« ScalaMatsuri ã‚’ç››ã‚Šä¸Šã’ã¦ãã ã•ã‚‹ã€å½“æ—¥ã‚¹ã‚¿ãƒƒãƒ•ã‚’å‹Ÿé›†ã—ã¦ã„ã¾ã™ï¼ äº‹å‰ã®ãƒžãƒ‹ãƒ¥ã‚¢ãƒ«èªã¿åˆã‚ã›ä¼šã‚’äºˆå®šã—ã¦ã„ã¾ã™ã®ã§ã€ã¯ã˜ã‚ã¦ã®æ–¹ã‚‚æ“è¿Žã§ã™ðŸ‘ ã‹ãã„ã†ç§ã‚‚ã€ã¯ã˜ã‚ã¯å½“æ—¥ã‚¹ã‚¿ãƒƒãƒ•ã‹ã‚‰ã®å‚åŠ ã§ã—ãŸï¼ å¿œå‹Ÿã¯ã“ã¡ã‚‰ã‹ã‚‰ãŠé¡˜ã„ã—ã¾ã™ docs.google.com
kuchitama 2022/03/01
scala

ScalaMatsuri
ãƒªãƒ³ã‚¯
scala-cliã§Scalaã«ã‚ˆã‚‹ã‚¹ã‚¯ãƒªãƒ—ãƒ†ã‚£ãƒ³ã‚°ã¨ãƒ‘ãƒƒã‚±ãƒ¼ã‚¸ãƒ³ã‚°ã‚’è©¦ã—ã¦ã¿ã‚‹ - ãŸã‘ãžã†ç€•æ»ãƒ–ãƒã‚°
æœ€è¿‘VirtusLabç¤¾ãŒçªå¦‚ã¨ã—ã¦å…¬é–‹ã—ãŸScalaç”¨ã®æ±Žç”¨CLIãƒ„ãƒ¼ãƒ«scala-cliã‚’è©¦ã—ã¦ã¿ã¾ã—ãŸã€‚ scala-cli.virtuslab.org åŸºæœ¬çš„ã«ã¯Scalaã§ã‚¹ã‚¯ãƒªãƒ—ãƒ†ã‚£ãƒ³ã‚°ã™ã‚‹ãŸã‚ã®ãƒ„ãƒ¼ãƒ«ã®ã‚ˆã†ã§ã€ä¾¿åˆ©ãƒ„ãƒ¼ãƒ«ã‚„æ•™è‚²ç”¨é€”ã§ã®ä½¿ç”¨ãŒæƒ³å®šã•ã‚Œã¦ã„ã‚‹ã‚ˆã†ã§ã™ãŒã€ã‚¹ã‚¯ãƒªãƒ—ãƒˆã‚’å®Ÿè¡Œå¯èƒ½jarã‚„Dockerã‚¤ãƒ¡ãƒ¼ã‚¸ã¨ã—ã¦ãƒ‘ãƒƒã‚±ãƒ¼ã‚¸ãƒ³ã‚°ã—ãŸã‚Šã€Scala.jsã‚„Scala Nativeã§ã®ã‚³ãƒ³ãƒ‘ã‚¤ãƒ«ã«ã‚‚å¯¾å¿œã—ã¦ã„ã‚‹ã‚ˆã†ã§ã™ã€‚Macã§ã‚ã‚Œã°Homebrewã§ã‚¤ãƒ³ã‚¹ãƒˆãƒ¼ãƒ«ãŒå¯èƒ½ãªã®ã§ã™ãŒã€æ‰‹å…ƒã®ç’°å¢ƒã§ã¯Homebrewã®ãƒãƒ¼ã‚¸ãƒ§ãƒ³ãŒå¤ã„ã›ã„ã‹ã‚¤ãƒ³ã‚¹ãƒˆãƒ¼ãƒ«ã§ããªã‹ã£ãŸã®ã§GitHubã‹ã‚‰æœ€æ–°ã®ã‚½ãƒ¼ã‚¹ã‚’å–å¾—ã—ã¦è‡ªåˆ†ã§ãƒ“ãƒ«ãƒ‰ã—ãŸã‚‚ã®ã‚’ä½¿ã£ã¦ã„ã¾ã™ã€‚ ã‚¹ã‚¯ãƒªãƒ—ãƒˆã®å®Ÿè¡Œ ã¾ãšã¯ç°¡å˜ãªScalaãƒ—ãƒã‚°ãƒ©ãƒ ï¼ˆHelloWorld.scalaï¼‰ã‚’å®Ÿè¡Œã—ã¦ã¿ã¾ã™ã€‚ @main def hello()
kuchitama 2021/11/04
scala
ãƒªãƒ³ã‚¯
GitHub Actionsã§ãƒ†ã‚¹ãƒˆã®ã‚¨ãƒ©ãƒ¼ã‚’ã‚ã‹ã‚Šã‚„ã™ãè¡¨ç¤ºã™ã‚‹ - ãŸã‘ãžã†ç€•æ»ãƒ–ãƒã‚°
CircleCIã«ã¯JUnitå½¢å¼ã®ãƒ†ã‚¹ãƒˆãƒ¬ãƒãƒ¼ãƒˆã‚’é£Ÿã‚ã›ã¦ãƒ†ã‚¹ãƒˆçµæžœã‚’ã‚ã‹ã‚Šã‚„ã™ãè¡¨ç¤ºã—ã¦ãã‚Œã‚‹æ©Ÿèƒ½ãŒã‚ã‚‹ã®ã§ã™ãŒã€GitHub Actionsã§ã‚‚åŒã˜ã‚ˆã†ãªã“ã¨ãŒã§ããªã„ã‹ãªã¨æ€ã£ã¦èª¿ã¹ã¦ã¿ãŸã¨ã“ã‚ã€ä»¥ä¸‹ã®ã‚¢ã‚¯ã‚·ãƒ§ãƒ³ã‚’ä½¿ãˆã°ã§ããã†ãªã®ã§è©¦ã—ã¦ã¿ã¾ã—ãŸã€‚ github.com ä½¿ã„æ–¹ã¯ç°¡å˜ã§ã€ãƒ†ã‚¹ãƒˆå®Ÿè¡Œå¾Œã«ã“ã‚“ãªæ„Ÿã˜ã®è¨å®šã‚’è¿½åŠ ã™ã‚‹ã ã‘ã€‚ - name: Publish Test Report uses: mikepenz/action-junit-report@v2 if: always() with: report_paths: '**/build/test-results/test/TEST-*.xml' Scala ãƒ—ãƒã‚¸ã‚§ã‚¯ãƒˆã®å ´åˆã€sbtãŒtarget/test-reportsãƒ‡ã‚£ãƒ¬ã‚¯ãƒˆãƒªé…ä¸‹ã«JUnitå½¢å¼ã®ãƒ†ã‚¹ãƒˆãƒ¬ãƒãƒ¼ãƒˆã‚’å‡ºåŠ›ã—ã¦ãã‚Œã‚‹ã®ã§report_pathsã‚’ä»¥ä¸‹ã®
kuchitama 2021/09/12
scala

ci

github

testing
ãƒªãƒ³ã‚¯
Scala 3 ãƒžã‚¯ãƒå…¥é–€ Â· eed3si9n
2021-09-06 / scala ã¯ã˜ã‚ã« ãƒžã‚¯ãƒã¯æ¥½ã—ãã‹ã¤å¼·åŠ›ãªãƒ„ãƒ¼ãƒ«ã ãŒã€ä½¿ã„ã™ãŽã¯å®³ã‚‚ã‚ã‚‹ã€‚è²¬ä»»ã‚’æŒã£ã¦é©åº¦ã«ãƒžã‚¯ãƒã‚’æ¥½ã—ã‚“ã§ã»ã—ã„ã€‚ ãƒžã‚¯ãƒã¨ã¯ä½•ã ã‚ã†ã‹? ã‚ˆãã‚ã‚‹èª¬æ˜Žã¯ãƒžã‚¯ãƒã¯ã‚³ãƒ¼ãƒ‰ã‚’å…¥åŠ›ã¨ã—ã¦å—ã‘å–ã‚Šã€ã‚³ãƒ¼ãƒ‰ã‚’å‡ºåŠ›ã™ã‚‹ãƒ—ãƒã‚°ãƒ©ãƒ ã ã¨ã•ã‚Œã‚‹ã€‚ãã‚Œè‡ªä½“ã¯æ£ã—ã„ãŒã€map {...} ã®ã‚ˆã†ãªé«˜éšŽé–¢æ•°ã‚„åå‰æ¸¡ã—ãƒ‘ãƒ©ãƒ¡ãƒ¼ã‚¿ã®ã‚ˆã†ã«ä¸€è¦‹ã‚³ãƒ¼ãƒ‰ã®ãƒ–ãƒãƒƒã‚¯ã‚’æ¸¡ã—ã¦å›žã£ã¦ã„ã‚‹æ©Ÿèƒ½ã«è¦ªã—ã‚“ã§ã„ã‚‹ Scala ãƒ—ãƒã‚°ãƒ©ãƒžã«ã¯ã€Œã‚³ãƒ¼ãƒ‰ã‚’å…¥åŠ›ã¨ã—ã¦å—ã‘å–ã‚‹ã€ã®æ„å‘³ãŒä¸€è¦‹åˆ†ã‹ã‚Šã¥ã‚‰ã„ã‹ã‚‚ã—ã‚Œãªã„ã€‚ ä»¥ä¸‹ã¯ã€åƒ•ãŒ Scala 3 ã«ã‚‚ç§»æ¤ã—ãŸ Expecty ã¨ã„ã† assersion ãƒžã‚¯ãƒã®ç”¨ä¾‹ã : scala> import com.eed3si9n.expecty.Expecty.assert import com.eed3si9n.expecty.Expecty.assert scala
kuchitama 2021/09/08
scala

scala3
ãƒªãƒ³ã‚¯
ã¾ãˆãŒãï½œã‚„ã•ã—ã„ Scala ï½žJson ãƒ©ã‚¤ãƒ–ãƒ©ãƒª ã®å®Ÿè£…ã‚’ãªãžã‚ŠãªãŒã‚‰ Scala 3 ã¨é–¢æ•°åž‹ãƒ—ãƒã‚°ãƒ©ãƒŸãƒ³ã‚°ã®åˆæ©ã‚’å¦ã¶ï½ž
kuchitama 2021/06/29
scala

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é›»æ›¸
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â€œAkka Serverless is really the first of its kindâ€
kuchitama 2021/06/25
scala

Akka

serverless

Java
ãƒªãƒ³ã‚¯
GraalVMã§ãƒã‚¤ãƒ†ã‚£ãƒ–ã‚¤ãƒ¡ãƒ¼ã‚¸ã‚’ç”Ÿæˆå¯èƒ½ãªScalaãƒ™ãƒ¼ã‚¹ã®CLIã‚¢ãƒ—ãƒªã‚±ãƒ¼ã‚·ãƒ§ãƒ³ã®ãŸã‚ã®giter8ãƒ†ãƒ³ãƒ—ãƒ¬ãƒ¼ãƒˆã‚’ä½œã£ã¦ã¿ãŸ - ãŸã‘ãžã†ç€•æ»ãƒ–ãƒã‚°
ä»¥å‰Picocliã¨GraalVMã‚’ä½¿ã£ã¦Scalaã§ãƒã‚¤ãƒ†ã‚£ãƒ–CLIã‚¢ãƒ—ãƒªã‚±ãƒ¼ã‚·ãƒ§ãƒ³ã‚’ä½œæˆã™ã‚‹æ–¹æ³•ã‚’è©¦ã—ã¦ã¿ãŸã®ã§ã™ãŒã€ãã®å¾Œç´°ã€…ã¨ã‚¹ã‚¿ãƒ³ãƒ‰ã‚¢ãƒãƒ³ã®ãƒã‚¤ãƒ†ã‚£ãƒ–ã‚¤ãƒ¡ãƒ¼ã‚¸ã‚’ä½œæˆã™ã‚‹ã®ã«é©ã—ãŸScalaãƒ©ã‚¤ãƒ–ãƒ©ãƒªã®çµ„ã¿åˆã‚ã›ã‚’è©¦ã—ãŸã‚Šã—ã¦ã„ãŸã®ã§ã€ã“ã‚Œã‚‰ã‚’ã¾ã¨ã‚ã¦giter8ãƒ†ãƒ³ãƒ—ãƒ¬ãƒ¼ãƒˆã«ã—ã¦ã¿ã¾ã—ãŸã€‚ github.com ä½¿ã„æ–¹ã¯ç°¡å˜ã§ã€ã¾ãšã¯ä»¥ä¸‹ã®ã‚ˆã†ã«ã—ã¦ãƒ—ãƒã‚¸ã‚§ã‚¯ãƒˆã‚’ä½œæˆã—ã¾ã™ã€‚ $ sbt new takezoe/scala-native-cli.g8 scoptã‚’ä½¿ã£ãŸç°¡å˜ãªã‚µãƒ³ãƒ—ãƒ«ã‚³ãƒ¼ãƒ‰ã‚‚ç”Ÿæˆã•ã‚Œã‚‹ã‚ˆã†ã«ãªã£ã¦ã„ã‚‹ã®ã§ã“ã‚Œã‚’ãƒ™ãƒ¼ã‚¹ã«ã‚³ãƒžãƒ³ãƒ‰ã‚’å®Ÿè£…ã—ãŸã‚‰ã€ä»¥ä¸‹ã®ã‚³ãƒžãƒ³ãƒ‰ã‚’å®Ÿè¡Œã™ã‚‹ã¨target/graalvm-native-imageãƒ‡ã‚£ãƒ¬ã‚¯ãƒˆãƒªã«ãƒã‚¤ãƒ†ã‚£ãƒ–ã‚¤ãƒ¡ãƒ¼ã‚¸ãŒç”Ÿæˆã•ã‚Œã¾ã™ï¼ˆGraalVMã¨native-imageã‚³ãƒžãƒ³ãƒ‰ã¯äºˆã‚ã‚¤ãƒ³ã‚¹ãƒˆãƒ¼ãƒ«ã—ã¦ãŠãå¿…è¦ãŒã‚ã‚Šã¾ã™ï¼‰ã€‚ $ s
kuchitama 2020/06/29
scala
ãƒªãƒ³ã‚¯
Scalaã€Picocliã€GraalVMã«ã‚ˆã‚‹ãƒã‚¤ãƒ†ã‚£ãƒ–CLIãƒ„ãƒ¼ãƒ«ã®ä½œæˆ - ãŸã‘ãžã†ç€•æ»ãƒ–ãƒã‚°
ä»¥å‰ã€Scalaã‚’ä½¿ã£ã¦CLIãƒ„ãƒ¼ãƒ«ã‚’ä½œã‚‹ã¨ã„ã†è¨˜äº‹ã‚’æ›¸ã„ãŸã®ã§ã™ãŒã€ã‚„ã¯ã‚ŠJVMãƒ™ãƒ¼ã‚¹ã®ã‚¢ãƒ—ãƒªã‚±ãƒ¼ã‚·ãƒ§ãƒ³ã«ã¯èµ·å‹•æ™‚é–“ã®ã‚ªãƒ¼ãƒãƒ¼ãƒ˜ãƒƒãƒ‰ãŒä»˜ãç‰©ãªã®ã§ã¡ã‚‡ã£ã¨ã—ãŸCLIãƒ„ãƒ¼ãƒ«ã‚’Scalaã§æ›¸ã“ã†ã¨ã„ã†æ„Ÿã˜ã«ã¯ãªã‹ãªã‹ãªã‚Šã¾ã›ã‚“ã€‚ãã“ã§ä»Šå›žã¯Picocliã¨ã„ã†Javaå‘ã‘ã®CLIãƒ„ãƒ¼ãƒ«ç”¨ãƒ©ã‚¤ãƒ–ãƒ©ãƒªã¨GraalVMã‚’ä½¿ã£ã¦ãƒã‚¤ãƒ†ã‚£ãƒ–CLIã‚³ãƒžãƒ³ãƒ‰ã‚’Scalaã§ä½œã‚‹æ–¹æ³•ã‚’è©¦ã—ã¦ã¿ã¾ã—ãŸã€‚ github.com sbtãƒ—ãƒã‚¸ã‚§ã‚¯ãƒˆã®ä½œæˆ ä»Šå›žã¯Picocliã®ãƒ‰ã‚ãƒ¥ãƒ¡ãƒ³ãƒˆã§ä¾‹ã¨ã—ã¦æŽ²è¼‰ã•ã‚Œã¦ã„ãŸchecksumã‚³ãƒžãƒ³ãƒ‰ã‚’Scalaã§å®Ÿè£…ã—ã¦ã¿ã¾ã™ã€‚ã¾ãšã¯ä»¥ä¸‹ã®å†…å®¹ã§build.sbtã‚’ä½œæˆã—ã¾ã™ã€‚ name := "picocli-scala-example" version := "0.1" scalaVersion := "2.12.7" libraryDependencies ++= Seq
kuchitama 2020/03/16
scala

sbt

cli

GraalVM
ãƒªãƒ³ã‚¯
ãªãœ Scala 3 ã§å¤‰ã‚ã£ãŸã®ã‹ / Why things are changed in Scala3?
Scala 3ã§å¤‰ã‚ã£ãŸæ©Ÿèƒ½ã®èƒŒæ™¯äº‹æƒ…ã¨ã€ç¾æ®µéšŽã§ã‚ã‹ã£ã¦ã„ã‚‹ãƒžã‚¤ã‚°ãƒ¬ãƒ¼ã‚·ãƒ§ãƒ³ã®è©±ä¸å¿ƒã§ã™ã€‚ 2020/1/31 (æ ª)ã‚»ãƒ—ãƒ†ãƒ¼ãƒ‹ãƒ»ã‚ªãƒªã‚¸ãƒŠãƒ« ç¤¾å†…å‹‰å¼·ä¼š è³‡æ–™
kuchitama 2020/02/02
scala
ãƒªãƒ³ã‚¯
airframe-launcherã¨sbt-packã§Scalaã§CLIãƒ„ãƒ¼ãƒ«ã‚’ä½œã‚‹ - ãŸã‘ãžã†ç€•æ»ãƒ–ãƒã‚°
ç§ã¯æ™®æ®µä¸»ã«Scalaã‚’ä½¿ã£ã¦ã„ã‚‹ã®ã§ã€ã¡ã‚‡ã£ã¨æ‰‹ã®è¾¼ã‚“ã å‡¦ç†ãŒå¿…è¦ã ã£ãŸã‚ŠJava/Scalaãƒ©ã‚¤ãƒ–ãƒ©ãƒªã‚’ä½¿ã£ãŸãƒ„ãƒ¼ãƒ«ãŒå¿…è¦ãªå ´åˆã«Scalaã§æ›¸ã‘ã‚‹ã¨ä¾¿åˆ©ã ãªã¨æ€ã†ã“ã¨ãŒã‚ã‚Šã¾ã™ã€‚ Airframeã¯Scalaç”¨ã®DIã‚³ãƒ³ãƒ†ãƒŠã‚’ä¸å¿ƒã¨ã—ãŸæ§˜ã€…ãªæ©Ÿèƒ½ã‚’æä¾›ã™ã‚‹ãƒ©ã‚¤ãƒ–ãƒ©ãƒªç¾¤ã§ã™ãŒã€ãã®ã†ã¡ã®1ã¤ã¨ã—ã¦airframe-launcherã¨ã„ã†CLIãƒ„ãƒ¼ãƒ«ä½œæˆç”¨ã®ãƒ¢ã‚¸ãƒ¥ãƒ¼ãƒ«ãŒã‚ã‚Šã€ã‚³ãƒžãƒ³ãƒ‰ãƒ©ã‚¤ãƒ³ã‚ªãƒ—ã‚·ãƒ§ãƒ³ã‚’ç°¡å˜ã«æ‰±ã†ã“ã¨ãŒã§ãã¾ã™ã€‚ã¾ãŸã€sbt-packã¨ã„ã†sbtãƒ—ãƒ©ã‚°ã‚¤ãƒ³ã‚’ä½¿ã†ã¨ä½œæˆã—ãŸã‚¢ãƒ—ãƒªã‚±ãƒ¼ã‚·ãƒ§ãƒ³ã‚’å®Ÿè¡Œå¯èƒ½ãªã‚³ãƒžãƒ³ãƒ‰ã¨ã—ã¦ãƒ‘ãƒƒã‚±ãƒ¼ã‚¸ãƒ³ã‚°ã€ã‚¤ãƒ³ã‚¹ãƒˆãƒ¼ãƒ«ã§ãã¾ã™ã€‚ã“ã‚Œã‚‰ã‚’çµ„ã¿åˆã‚ã›ã¦Scalaã§CLIãƒ„ãƒ¼ãƒ«ã‚’ä½œã‚‹æ–¹æ³•ã‚’ç´¹ä»‹ã—ãŸã„ã¨æ€ã„ã¾ã™ã€‚ wvlet.org github.com ã¾ãšã¯build.sbtã«ä»¥ä¸‹ã®è¨˜è¿°ã‚’è¿½åŠ ã—ã€airframe-launcherã‚’ä¾å˜é–¢ä¿‚ã«è¿½åŠ ã—ã¾ã™ã€‚
kuchitama 2019/12/16
scala
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2019-11-03 YAPC::Nagoya::Tiny 2019 https://yapcjapan.connpass.com/event/146727/
kuchitama 2019/11/05
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Perl

DDD

Scala
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kuchitama 2019/10/24
scala

IT

Netflix
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Scala + logstash-logback-encoder ã§JSONãƒã‚°ã‚’å‡ºåŠ›ã—ã‚ˆã†! - FLINTERS Engineer's Blog
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kuchitama 2019/03/26
scala

json

log
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Scalaã®ãƒ†ã‚¹ãƒˆã‚±ãƒ¼ã‚¹å†…ã§Dockerã‚³ãƒ³ãƒ†ãƒŠã‚’ä½¿ã† - ãŸã‘ãžã†ç€•æ»ãƒ–ãƒã‚°
GitBucketã§ã¯ã‚‚ã¨ã‚‚ã¨ãƒ‡ãƒ¼ã‚¿ãƒ™ãƒ¼ã‚¹ã‚’ä½¿ã£ãŸãƒ†ã‚¹ãƒˆã«çµ„ã¿è¾¼ã¿MySQLã‚„PostgreSQLã®æ©Ÿèƒ½ã‚’æä¾›ã™ã‚‹ãƒ©ã‚¤ãƒ–ãƒ©ãƒªã‚’ä½¿ã£ã¦ã„ãŸã®ã§ã™ãŒã€ã“ã‚Œã‚‰ã®ãƒ©ã‚¤ãƒ–ãƒ©ãƒªã®ãƒ¡ãƒ³ãƒ†ãƒŠãƒ³ã‚¹ãŒæ€ªã—ããªã‹ãªã‹æ–°ã—ã„ãƒãƒ¼ã‚¸ãƒ§ãƒ³ã«å¯¾å¿œã—ãŸãƒ†ã‚¹ãƒˆã‚’è¡Œã†ã“ã¨ãŒã§ããªã„ã¨ã„ã†å•é¡ŒãŒã‚ã‚Šã€Dockerã‚’ä½¿ãˆãªã„ã‹ãªã¨æ€ã£ã¦ã„ãŸã¨ã“ã‚ã€ä»¥ä¸‹ã®ã‚ˆã†ãªãƒ©ã‚¤ãƒ–ãƒ©ãƒªã‚’æ•™ãˆã¦ã‚‚ã‚‰ã„ã¾ã—ãŸã€‚ github.com ãƒ—ãƒã‚°ãƒ©ãƒ ä¸ã‹ã‚‰Dockerã‚³ãƒ³ãƒ†ãƒŠã‚’åˆ¶å¾¡ã™ã‚‹ãŸã‚ã®ãƒ©ã‚¤ãƒ–ãƒ©ãƒªã§ã€Scalaç‰ˆã®ä»–ã«ã‚‚Javaç‰ˆã‚„Goç‰ˆãªã©æ§˜ã€…ãªè¨€èªžå‘ã‘ã®ãƒ©ã‚¤ãƒ–ãƒ©ãƒªãŒæä¾›ã•ã‚Œã¦ã„ã¾ã™ï¼ˆScalaç‰ˆã¯Javaç‰ˆã®ãƒ©ãƒƒãƒ‘ãƒ¼ã®ã‚ˆã†ã§ã™ï¼‰ã€‚ ãƒ‡ãƒ•ã‚©ãƒ«ãƒˆã§ã‚ˆãä½¿ã†ã‚³ãƒ³ãƒ†ãƒŠå‘ã‘ã®å®Ÿè£…ãŒæä¾›ã•ã‚Œã¦ã„ã‚‹ã®ãŒç‰¹å¾´ã§ã€ãŸã¨ãˆã°MySQLã‚’ä½¿ã†å ´åˆã€ã¾ãšã¯ä»¥ä¸‹ã®ä¾å˜é–¢ä¿‚ã‚’build.sbtã«è¿½åŠ ã—ã¾ã™ã€‚ libraryDependencies ++= Seq( "com
kuchitama 2019/01/03
scala

ãƒ—ãƒã‚°ãƒ©ãƒŸãƒ³ã‚°
ãƒªãƒ³ã‚¯
Naoki Takezoeã•ã‚“ã®ãƒ„ã‚¤ãƒ¼ãƒˆ: "ã“ã†ã„ã†ã®ã‚’æ•™ãˆã¦ã‚‚ã‚‰ã£ãŸã€‚Scalaã‚³ãƒ¼ãƒ‰ã‹ã‚‰dockerã‚³ãƒ³ãƒ†ãƒŠã®èµ·å‹•ãƒ»åœæ¢ãŒã§ãã‚‹ã€‚ãƒ†ã‚¹ãƒˆæ›¸ãã®ã«ä¾¿åˆ©ã€‚Javaç‰ˆã¨ã‹goç‰ˆã¨ã‹ã„ã‚ã„ã‚ã‚ã‚‹ï¼ˆScalaç‰ˆã¯Javaç‰ˆã®ãƒ©ãƒƒãƒ‘ãƒ¼ã‚‰ã—ã„ï¼‰ã€‚ https://t.co/BU2ffLupEw"
kuchitama 2018/12/23
scala

Docker
ãƒªãƒ³ã‚¯
ChatWork Liveã®åˆ·æ–°ã¨Scala.jsã«ã¤ã„ã¦ - kubell Creator's Note
ã“ã‚“ã«ã¡ã¯ã€‚ã‚¯ãƒ©ã‚¤ã‚¢ãƒ³ãƒˆã‚¢ãƒ—ãƒªã‚±ãƒ¼ã‚·ãƒ§ãƒ³é–‹ç™ºéƒ¨ã®ç”°ä¸ã§ã™ã€‚ å¥½ããªéº»é›€ã®å½¹ã¯ä¸ƒå¯¾åã§ã™ã€‚ å…ˆæ—¥ã€ChatWork Liveã®UIãŒå¤‰æ›´ã•ã‚Œã¾ã—ãŸã€‚ è©³ç´°ã¯ä¸‹è¨˜ã‚’å¾¡è¦§ãã ã•ã„ã€‚ blog-ja.chatwork.com UIã«ã¤ã„ã¦ã¯ä»Šå¾Œãƒ‡ã‚¶ã‚¤ãƒ³éƒ¨ã®æ–¹ãŒãƒ–ãƒã‚°ã‚’æ›¸ãã¨æ€ã†ã®ã§ã€ä»Šå›žç§ã®æ–¹ã§ã¯æŠ€è¡“çš„ãªã¨ã“ã‚ã®ç´¹ä»‹ã‚’ã—ãŸã„ã¨æ€ã„ã¾ã™ã€‚ ï¼ˆå°šã€ã“ã®è¨˜äº‹ã«ã¯WebRTCã‚„ãƒ“ãƒ‡ã‚ªä¼šè°ã‚·ã‚¹ãƒ†ãƒ ã®è©±ã¯å…¨ãå‡ºã¦ãã¾ã›ã‚“ã®ã§ã€ã”äº†æ‰¿ãã ã•ã„ã€‚ï¼‰ ChatWork Liveã®ãƒ•ãƒãƒ³ãƒˆã‚¨ãƒ³ãƒ‰æŠ€è¡“ã«ã¤ã„ã¦ å®Ÿã¯ä»Šæœˆã®UIæ›´æ–°ã¨ã¯åˆ¥ã«ã€JavaScriptéƒ¨åˆ†ã®å¤§å¹…ãªå¤‰æ›´ã‚’4æœˆæœ«ã«å®Ÿæ–½ã—ã¦ã„ã¾ã™ã€‚ å¤§ã¾ã‹ãªè¨è¨ˆã¯ã™ã¹ã¦@kyo_agoæ°ãŒã‚„ã£ã¦ãã‚Œã¦ã€ ç§ã¯æ•·ã‹ã‚ŒãŸãƒ¬ãƒ¼ãƒ«ã‚’ãŸã ãŸã æ©ãã ã‘ã ã£ãŸã®ã§å‰²ã¨æ¥½ã•ã›ã¦ã‚‚ã‚‰ã„ã¾ã—ãŸã€‚ ChatWork Liveã®Webã‚¯ãƒ©ã‚¤ã‚¢ãƒ³ãƒˆå´ã¯ä¸»ã«ä»¥ä¸‹ã®æŠ€è¡“ã‚’ä½¿ã£ã¦å®Ÿè£…ã•ã‚Œã¦ã„ã¾ã™ã€‚
kuchitama 2018/08/23
scala

js
ãƒªãƒ³ã‚¯
Why Scala?
Following Martin Oderskyâ€™s keynote at ScalaDays, which laid out plans for Scala 3, and John de Goesâ€™s keynote during ScalapeÃ±o on the future of Scala, there has been quite a lot of debate in the Scala community. Apart from the keynotes itself, thereâ€™s a significant amount of threads on twitter, Slack communities, as well as reddit (e.g. 1, 2). That is the question!All of these are very interesting
kuchitama 2018/07/21
scala

ã‚ã¨ã§èªã‚€
ãƒªãƒ³ã‚¯
Scalaã®å…¥é–€æ›¸ã‚’æ›¸ãã¾ã—ãŸ - æ°´åº•
Scalaã®å…¥é–€æ›¸ãŒãªã„ãªã„è¨€ã‚ã‚Œç¶šã‘æ—©nå¹´. ã“ã®åº¦ã€ŒScalaã‚’ã¯ã˜ã‚ã‚ˆã†â€•ãƒžãƒ«ãƒãƒ‘ãƒ©ãƒ€ã‚¤ãƒ è¨€èªžã¸ã®æ‹›å¾…â€•ã€ã¨ã„ã†Scalaã®å…¥é–€å‘ã‘ã®æœ¬ã‚’æ›¸ãã¾ã—ãŸ. 2/16ã«ç™ºåˆŠã¨ãªã‚Šã¾ã—ãŸ. æœ€åˆã¯ã€ŒScala Tourã€ã¨ã„ã†åŒäººèªŒã¨ã—ã¦åŸ·ç†ã—, Î±ç‰ˆã‚’C92, æ£å¼ç‰ˆã‚’æŠ€è¡“æ›¸å…¸3ã«ã¦é ’å¸ƒã—ã¦ã„ãŸã®ã§ã™ãŒ, æŠ€è¡“æ›¸å…¸3ã§é ’å¸ƒã—ã¦ã„ãŸéš›ã«ã‚¤ãƒ³ãƒ—ãƒ¬ã‚¹R&Dã•ã‚“ã‹ã‚‰ãŠå£°ãŒã‘ã„ãŸã ã, å•†æ¥èªŒã¨ã—ã¦ä¸–ã«å‡ºã™ã“ã¨ã«ãªã‚Šã¾ã—ãŸ. åŒäººç‰ˆã§ã¯ã¾ã ã¾ã ç²—ãŒå¤šã‹ã£ãŸãŸã‚, å•†æ¥åŒ–ã«ã‚ãŸã£ã¦å¤§å¹…ãªãƒªãƒ•ã‚¡ã‚¯ã‚¿ãƒªãƒ³ã‚°ã‚’è¡Œã„ã¾ã—ãŸ. ç« ç«‹ã¦ã¯ä»¥ä¸‹ã®ã‚ˆã†ã«ãªã£ã¦ãŠã‚Š, åŒäººèªŒã®æ™‚ä»£ã®è–„ã•ã‚’å—ã‘ç¶™ãŽ ãŸã£ãŸ86ãƒšãƒ¼ã‚¸ ã¨ãªã£ã¦ã„ã¾ã™. åˆ†åŽšã„å…¥é–€æ›¸ã¯ã‚„ã£ã¦ã‚‰ã‚Œãªã„â€¦ã¨ã„ã†äººã§ã‚‚å–ã‚Šçµ„ã¿ã‚„ã™ã„ã‹ã¨æ€ã„ã¾ã™. ãƒšãƒ¼ã‚¸æ•°ã¯å°‘ãªã„ã‚‚ã®ã®, Scalaã®ã»ã¨ã‚“ã©ã®åŸºæœ¬çš„ãªæ§‹æ–‡, èº“ãã‚„ã™ã„/å‹˜é•ã„ã—ã‚„ã™ã„ãƒã‚¤ãƒ³ãƒˆã‚’èªã¿ã«ãããªã‚‰ãª
kuchitama 2018/02/17
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scala

Scala

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