Scala.js
Scala.js 1.18.2 Harness the Scala and JavaScript ecosystems together. Develop robust apps for browsers, Node.js, and serverless. Strong typing guarantees your code is free of silly mistakes; no more mixing up strings or numbers, forgetting what keys an object has, or worrying about typos in your method names. Scala.js takes care of all this tedious book-keeping for you, letting you focus on the ac
Scala.jsãŒå‡„ã„ - mizchi's blog
タイトルã§å«Œãªäºˆæ„ŸãŒã—ã¦ã‚‹äººã‚‚ã„ã‚‹ã§ã—ょã†ãŒã€ScalaãŒJSã«å¤‰æ›ã•ã‚Œã¦å‹•ãã¾ã™ã€‚ã‚„ã£ãŸãœã€‚ Scala.js http://www.scala-js.org/ 試㙠ã“ã®ã‚µãƒ³ãƒ—ルプãƒã‚¸ã‚§ã‚¯ãƒˆã‚’ git clone ã™ã‚‹ã®ãŒè‰¯ã„ã§ã™ã€‚ sjrd/scala-js-example-app https://github.com/sjrd/scala-js-example-app サンプルコードã¯ã“ã‚“ãªæ„Ÿã˜ package example import scala.scalajs.js import js.Dynamic.{ global => g } object ScalaJSExample { def main(): Unit = { val paragraph = g.document.createElement("p") paragraph.innerHTML = "<strong>
Scalaã®Optionステã‚ã•ã«ã¤ã„ã¦ã‚¢ãƒ„ã語ã£ã¦ã¿ã‚‹ - ( ꒪⌓꒪) ゆるよã‚日記
今日ã¯ã€Scalaã®Optionã®ä½¿ã„æ–¹ã«ã¤ã„ã¦è§£èª¬ã—ã¾ã™ã‚ˆã€‚Optionã¯Scala使ã„ã«ã¨ã£ã¦ã¯ãªãã¦ã¯ãªã‚‰ãªã„ã‚‚ã®ã§ã™ã€‚ã“れを覚ãˆã¦ã—ã¾ã†ã¨ä»–ã®è¨€èªžã§ã‚‚Optionを作りãŸããªã‚‹ã€ã‹ã‚‚ã—ã‚Œãªã„? Optionã£ã¦ãªã«? Optionåž‹ã¯ã€å€¤ãŒã‚ã‚‹ã‹ãªã„ã‹åˆ†ã‹ã‚‰ãªã„状態を表ã™ã‚‚ã®ã§ã™ã€‚「Maybeモナドã€ã¨ã‹è¨€ã£ã¦ã—ã¾ã†ã¨ã‚¢ãƒ¬ã§ã™ãŒã¾ããã‚“ãªã‚ˆã†ãªã‚‚ã®ã‚‰ã—ã„ã§ã™ã€‚ Optionã®å®šç¾© ã¾ãšã¯ã€Optionã®å®šç¾©ã‹ã‚‰è¦‹ã¦ã¿ã¾ã—ょã†ã€‚Optionåž‹ã¯ã€æŠ½è±¡ã‚¯ãƒ©ã‚¹Option[+A]ã¨ã€Option[A]を継承ã—ã¦å€¤ãŒã‚ã‚‹å ´åˆã®Some[+A]åž‹ã¨NoneオブジェクトãŒã‚ã‚Šã¾ã™ã€‚ Option - Scala Standard Library API (Scaladoc) 2.10.0-20120530-022829-8d38079ab4 - scala.Option // Optionã®æŠ½
sbt0.13.2-M1ã®æ–°ã—ã„インクリメンタルコンパイル試ã—ãŸã‚‰ç´ 晴らã—ã„çµæžœãŒã§ãŸ - xuwei-k's blog
140æ–‡å— âœ• 2ã§è¡¨ã™ã¨ã“ã‚“ãªæ„Ÿã˜ sbt 0.13.1[info] Compiling 1 Scala source[info] Compiling 7[info] Compiling 84[info] Compiling 240[success] Total time: 259 s 2014-01-10 12:56:08 via web sbt 0.13.2-M1[info] Compiling 1 Scala source[success] Total time: 15 sURL URLAwesome!!! 2014-01-10 12:56:52 via web to @xuwei_k 測定方法㯠Scalazã®ã€ç¾çŠ¶ã®æœ€æ–°ã®coreモジュールを使ã£ã¦å®Ÿé¨“ EphemeralStreamã«headOptionã¨tailOptionã¨ã„ã†2ã¤ã®ãƒ¡ã‚½ãƒƒãƒ‰ã‚’è¿½åŠ ã™ã‚‹ã‚³ãƒŸãƒƒãƒˆã‚’使用 htt
Scala Style Guide
This document is intended to outline some basic Scala stylistic guidelines which should be followed with more or less fervency. Wherever possible, this guide attempts to detail why a particular style is encouraged and how it relates to other alternatives. As with all style guides, treat this document as a list of rules to be broken. There are certainly times when alternative styles should be prefe
Functional Programming in Scala Reading #2
1. Functional Programming in Scala Reading #2 Sep 19 2013 NaoyukiYamada Software Engineer@AMoAd https://github.com/chokkoyamada 2. • Functional Programming in Scala (by Paul Chiusano and Rúnar Bjarnason) ã®èªæ›¸ä¼š http://www.manning.com/bjarnason/ • 毎週木曜日17:00~18:00@渋谷マークシティ • AMoAdã®ç¤¾å†…勉強会 • 今回ã¯ç¬¬2回。第1回ã®è³‡æ–™ã¯ã“ã¡ã‚‰ https://speakerdeck.com/potix2/fpscala-chapter1 ã“ã‚Œã¯ä½•ï¼Ÿ 3. 開発環境構築(1/2) • 書ç±ç”¨ã®ãƒ¬ãƒã‚¸ãƒˆãƒªã‚’cloneã—ã¦ãã‚‹ http
Real FSC support | The IntelliJ Scala Plugin Blog
Usual Scala compilation never seems fast enough. There are two main reasons why: It takes a lot of time to start Scala compiler and to process standard libraries. Scala compiler doesn’t support selective recompilation. The first problem is solved by FSC (Fast Scala Compiler). FSC runs a compilation daemon to avoid subsequent compiler instantiations (at the price of increased memory usage). However
Slick
ScalaSeamless data access for your Scala application — Write Scala code to query your database. Type SafeAll database entities and queries are statically checked at compile-time. Slick is an advanced, comprehensive database access library for Scala with strongly-typed, highly composable APIs. Slick makes it easy to use your database in a way that’s natural to it. It allows you to work with relatio
JGlobal.com
Welcome to JGlobal Limited, the online home of myself, Michael Nash. I am the Director of Capabilities at Lightbend, Inc. This site and my blog and newsletter is all about what I call Reactive Digital Transformations - that is, organizations changing themselves into a digital organization, but using the reactive principles to do it. I have written and co-authored a few books in the software busine
ScalaTest
Latest Release - ScalaTest and Scalactic 3.2.19! import collection.mutable.Stack import org.scalatest._ import flatspec._ import matchers._ class ExampleSpec extends AnyFlatSpec with should.Matchers { "A Stack" should "pop values in last-in-first-out order" in { val stack = new Stack[Int] stack.push(1) stack.push(2) stack.pop() should be (2) stack.pop() should be (1) } it should "throw NoSuchEleme
Scala.js - Write in Scala for the browser
Sébastien Doeraene @sjrdoeraene Scala Days 2013, June 12th LAMP, lamp.epfl.ch École polytechnique fédérale de Lausanne, Switzerland JavaScript The one and only language of the Web A scripting language, designed for programming in the small How to scale to Rich Internet Applications? JavaScript as a target language Compile a higher-level language to JavaScript GWT, Scala/GWT CoffeeScript, Dart, Typ
データフãƒãƒ¼DSL考 (3)
ãƒ‹ã‚³ãƒ‹ã‚³è¶…ä¼šè° 2012ã®è¶…エンジニアミーティングã®Scalaユーザーグループã®ã‚³ãƒžã§ã€ŒScalaã§ãƒ—ãƒã‚°ãƒ©ãƒ を作りã¾ã—ãŸã€ã®ã‚»ãƒƒã‚·ãƒ§ãƒ³ã‚’è¡Œã„ã¾ã—ãŸãŒã€å³ã®å›³ã¯ãã®ã‚¹ãƒ©ã‚¤ãƒ‰ã§ç”¨ã„ãŸDSLã®åˆ†é¡žã§ã™ã€‚ ã“ã“ã§ã¯ã€DSLを分類ã™ã‚‹è»¸ã¨ã—ã¦ã€ç”¨é€”ã®è»¸ã¨å®Ÿç¾æ–¹æ³•ã®è»¸ã‚’用ã„ã¦ã„ã¾ã™ã€‚ 用途ã®è»¸ã®é …ç›®ã¯ä»¥ä¸‹ã®2ã¤ã§ã™ã€‚ モデルフレームワークAPI実ç¾æ–¹æ³•ã®è»¸ã®é …ç›®ã¯ä»¥ä¸‹ã®2ã¤ã§ã™ã€‚ 内部DSL外部DSL一å£ã«DSLã¨ã„ã£ã¦ã‚‚2×2ã§4種類ã®DSLã«åˆ†é¡žã™ã‚‹ã“ã¨ãŒã§ãã‚‹ã‚ã‘ã§ã™ã€‚å„象é™ã«ã¯ã€ã‚»ãƒƒã‚·ãƒ§ãƒ³ã§å–り上ã’ãŸæŠ€è¡“を分類ã—ã¦é…ç½®ã—ã¦ã„ã¾ã™ã€‚ Scalaã¯ã€é–¢æ•°åž‹è¨€èªžã®æ©Ÿèƒ½ã¨æ–‡æ³•ä¸Šã®å·¥å¤«ã§å†…部DSLã®å®Ÿç¾ã«é©ã—ãŸè¨€èªžã¨ãªã£ã¦ã„ã¾ã™ã€‚ã¾ãŸãƒ‘ーサーコンビãƒãƒ¼ã‚¿ã‚’用ã„ã‚‹ã“ã¨ã§å¤–部DSLã®å®Ÿç¾ã‚‚ç°¡å˜ã«è¡Œã†ã“ã¨ãŒã§ãã¾ã™ã€‚ Scalaã®åå‰ã®ç”±æ¥ã§ã‚る「Scalable Languageã€ã¯ã€è¨€èªžã‚’ドメインå‘ã‘ã«
Play! frameworkã§ä½œã£ãŸã‚¢ãƒ—リをHerokuã§å‹•ã‹ã—ã¦ã¿ãŸ - nkmrshn’s diary
HerokuãŒJavaã«å¯¾å¿œ*1ã—ã¾ã—ãŸã€‚ãã“ã§ã€Play! frameworkã®Tutorialã§ä½œã‚‹ãƒ–ãƒã‚°ã‚¨ãƒ³ã‚¸ãƒ³ã€ã€ŒYabeã€ã‚’Herokuã§å‹•ã‹ã—ã¦ã¿ã¾ã—ãŸã€‚ Herokuã«ã‚¢ãƒ—リを作æˆ*2 Herokuã«ã‚¢ãƒ—リを作æˆã—ã¾ã™ãŒã€ã“ã®æ™‚ã«ã€Œ--stackã€ã‚ªãƒ—ã‚·ãƒ§ãƒ³ã‚’è¿½åŠ ã—ã¦ã€Œcedarã€ã‚¹ã‚¿ãƒƒã‚¯ã‚’指定ã—ã¦ãã ã•ã„。アプリã®åå‰ã‚’「yabe-nkmrshnã€ã«å¤‰æ›´ã—ã¦ã„ã¾ã™ãŒã€ã“ã‚Œã¯å¿…é ˆã§ã¯ã‚ã‚Šã¾ã›ã‚“。 $ heroku create --stack cedar $ heroku apps:rename yabe-nkmrshn次ã«ãƒ‡ãƒ¼ã‚¿ãƒ™ãƒ¼ã‚¹ã‚’è¿½åŠ ã€‚ã¨ã‚Šã‚ãˆãšç„¡æ–™ã®å…±æœ‰ãƒ‡ãƒ¼ã‚¿ãƒ™ãƒ¼ã‚¹ã‚’指定ã—ã¾ã—ãŸã€‚ $ heroku heroku addons:add shared-databaseãã—ã¦ã€conf/application.confã§è¨å®šã™ã‚‹PostgreSQLã®URLã‚’å–å¾—ã—ã¾ã™ã€‚
Play Framework - Build Modern & Scalable Web Apps with Java and Scala
Play Framework makes it easy to build web applications with Java & Scala. Play is based on a lightweight, stateless, web-friendly architecture. Built on Pekko (Play 3) and Akka (Play 2), Play provides predictable and minimal resource consumption (CPU, memory, threads) for highly-scalable applications. Developer friendly. Make your changes and simply hit refresh! All you need is a browser and a tex
第30回　Scalaã‚’ãƒã‚¤ãƒ†ã‚£ãƒ–サãƒãƒ¼ãƒˆã—ãŸã€ŒPlay Framework 2.0〠| gihyo.jp
2.0ã§å¤§å¹…ã«æ‹¡å¼µã•ã‚ŒãŸPlay Framework 本連載ã®ç¬¬14回ã€ç¬¬15回ã§ã€ŒPlay Frameworkã€ï¼ˆâ 以下ã€Play）ã¨ã„ã†Javaアプリケーション開発フレームワークを紹介ã—ã¾ã—ãŸã€‚Playã¯ã€Ruby on Railsã®ã‚ˆã†ã«ç°¡å˜ãªã‚³ãƒžãƒ³ãƒ‰ã ã‘ã§MVCスタイルã®Webアプリケーションã®é››å½¢ã‚’構築ã—ã€é–‹ç™ºã‚’スタートã•ã›ã‚‹ã“ã¨ãŒã§ãるフレームワークã§ã™ã€‚ 2012å¹´3月13æ—¥ã€ãã®Playã®æ–°ãƒãƒ¼ã‚¸ãƒ§ãƒ³ã€ŒPlay framework 2.0ã€ï¼ˆâ 以下ã€Play 2.0）ãŒãƒªãƒªãƒ¼ã‚¹ã•ã‚Œã¾ã—ãŸã€‚ã“ã®æ–°ãƒãƒ¼ã‚¸ãƒ§ãƒ³ã§ã¯ã€æ ¸ã¨ãªã‚‹ã‚¢ãƒ¼ã‚テクãƒãƒ£ã«å¤§å¹…ãªå¤‰æ›´ãŒåŠ ãˆã‚‰ã‚Œã¾ã—ãŸã€‚主ãªãƒã‚¤ãƒ³ãƒˆã¨ã—ã¦ã¯æ¬¡ã®ã‚ˆã†ãªé …ç›®ãŒæŒ™ã’られã¦ã„ã¾ã™ã€‚ JavaãŠã‚ˆã³Scalaã®ãƒã‚¤ãƒ†ã‚£ãƒ–サãƒãƒ¼ãƒˆ 強力ãªãƒ“ルドシステムã®æ§‹ç¯‰ 型安全性ã¸ã®ãƒ•ã‚©ãƒ¼ã‚«ã‚¹ éžåŒæœŸãƒ—ãƒã‚°ãƒ©ãƒŸãƒ³ã‚°ã®ã‚ˆã‚Šå¼·åŠ›ãªã‚µãƒãƒ¼ãƒˆ データストアã¨ãƒ¢ãƒ‡ãƒ«
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Scala Tutorials
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