halcat0x15a

trait Magma[A] {
  def append(x: A, y: A): A
}

object Magma {
  implicit def Monoid[A](implicit m: Monoid[A]) = new Magma[A] {
    def append(x: A, y: A) = m.append(x, y)
  }
}

j5ik2o

できること

• JRebelを利用すると、アプリケーションの再起動なしで実行中のアプリケーションに加えた変更を即座に反映することができます(ホットリローディング)。まるでPHPのようにサクサク書けるッ！
• Scala開発者にはライセンスが$0で提供されます。Javaで利用する場合は購入してね☆彡
  • https://my.jrebel.com/plans

前提

以下がインストールされているものとする。

samuraisam

using System;
using System.Collections.Generic;

namespace Utils
{
	public class UnknownTypeException : Exception
	{
	}
	
	public class TypeRegistry

SeonghoonKim

#! /bin/sh

# Set up a default search path
PATH="/usr/bin:/bin"

CURL=`which curl`
if [ -z "$CURL" ]; then
  echo "curl not found"
  exit 1
fi

etorreborre

class Outer {
  class Inner
  type Type
}
trait Trait
object Object extends Outer {
  val inner = new Inner
}
class OuterP[A] {
  class InnerP[B]

nikita-volkov

Answers http://stackoverflow.com/questions/10373318/mixing-in-a-trait-dynamically.

Compile as follows: scalac Common_1.scala Macros_2.scala scalac Common_1.scala Test_3.scala -cp

Tested in 2.10.0

===Common_1.scala===

gseitz

import sbt._
import Keys._
import Build.data

object build extends Build {
  lazy val runAll = TaskKey[Unit]("run-all") 
  
  lazy val standardSettings = Seq(
    runAllIn(Compile)
  )

helena

import scala.language.postfixOps
import scala.concurrent._
import scala.concurrent.duration._
import akka.pattern.pipe
import akka.actor._
import akka.cluster.routing._
 
/**
 * Concept and some code lifted from
 * https://github.com/jsuereth/intro-to-fp, thanks Josh!

helena

class ClusterMetricsElasticScaleListener extends Actor with ActorLogging {
  val selfAddress = Cluster(context.system).selfAddress

  override def preStart(): Unit =
    Cluster(context.system).subscribe(self, classOf[ClusterMetricsChanged])

  override def postStop(): Unit =
    Cluster(context.system).unsubscribe(self)

  def receive = {

ymasory

scalaVersion := "2.10.0"
 
// Let's support all "modern" Scala versions.
crossScalaVersions := Seq(
  "2.9.3-RC1",
  "2.9.2",
  "2.9.1", "2.9.1-1",
  "2.9.0", "2.9.0-1",
  "2.8.0", "2.8.1", "2.8.2"
)