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Explain and rewrite the following Scala code:
package de.unimarburg package composition import org.scalatest._ object functorInstanceFixtures { trait F[+A] { def foo: A def other: Int } object IntF extends F[Int] { def foo = 42 def other = 43 } } class FunctorInstanceReflectionTest extends FlatSpec with Shared { import reflection....
Explain and rewrite the following Scala code:
/* * Copyright (C) 2016-2019 Lightbend Inc. <https://www.lightbend.com> */ package com.lightbend.lagom.javadsl.client.integration import akka.actor.{ Actor, ActorRef, ActorSystem, Props } import com.typesafe.config.ConfigFactory import org.scalatest.concurrent.ScalaFutures import org.scalatest.{ BeforeAndAfterEach,...
Explain and rewrite the following Scala code:
package config import com.google.inject.{Inject, Singleton} import com.typesafe.config.Config @Singleton class MailConfig @Inject()(config: Config) { val address: String = config.getString("email.address") }
Explain and rewrite the following Scala code:
package org.genivi.sota.core.jsonrpc import akka.http.scaladsl.marshalling.ToEntityMarshaller import akka.http.scaladsl.model.ContentTypes import akka.http.scaladsl.model.HttpEntity import akka.http.scaladsl.model.HttpResponse import akka.http.scaladsl.model.StatusCode import akka.http.scaladsl.model.StatusCodes impor...
Explain and rewrite the following Scala code:
package pro.boto.recommender.data.tables.product object ProductColumn { val productId:String = "productId" val districto:String = "districto" val concelho:String = "concelho" val freguesia:String = "freguesia" val latitude:String = "latitude" val longitude:String = "longitude" val typology:String = "typ...
Explain and rewrite the following Scala code:
package com.avsystem.commons package redis.commands import com.avsystem.commons.redis._ import com.avsystem.commons.redis.commands.ReplyDecoders._ trait HashesApi extends ApiSubset { /** Executes [[http://redis.io/commands/hdel HDEL]] */ def hdel(key: Key, field: Field): Result[Boolean] = execute(new Hdel(key...
Explain and rewrite the following Scala code:
package com.github.cuzfrog import utest._ object TemplateTest extends TestSuite{ val tests = this{ 'test1{ eventually() } } }
Explain and rewrite the following Scala code:
package com.snppts.backend import org.scalatra._ import org.scalatra.json._ import com.snppts.backend.models._ import org.json4s.{DefaultFormats, Formats} class SnippetController extends ScalatraServlet with JacksonJsonSupport { protected implicit val jsonFormats: Formats = DefaultFormats before() { conten...
Explain and rewrite the following Scala code:
/* * ____ ____ _____ ____ ___ ____ * | _ \\ | _ \\ | ____| / ___| / _/ / ___| Precog (R) * | |_) | | |_) | | _| | | | | /| | | _ Advanced Analytics Engine for NoSQL Data * | __/ | _ < | |___ | |___ |/ _| | | |_| | Copyright (C) 2010 - 2013 SlamData, In...
Explain and rewrite the following Scala code:
/* * Licensed to the Apache Software Foundation (ASF) under one or more * contributor license agreements. See the NOTICE file distributed with * this work for additional information regarding copyright ownership. * The ASF licenses this file to You under the Apache License, Version 2.0 * (the "License"); you may ...
Explain and rewrite the following Scala code:
import org.specs2.mutable._ import org.specs2.runner._ import org.junit.runner._ import play.api.test._ import play.api.test.Helpers._ /** * add your integration spec here. * An integration test will fire up a whole play application in a real (or headless) browser */ @RunWith(classOf[JUnitRunner]) class Integratio...
Explain and rewrite the following Scala code:
package org.lolczak.util import scala.annotation.tailrec object Generators { //todo refactor, generic version def generate[A](f: A => Set[A], source: Set[A]): Set[A] = { @tailrec def recGen(oldSet: Set[A], newSet: Set[A]): Set[A] = { val generated = newSet.flatMap(f) if (generated.isEmpty) ol...
Explain and rewrite the following Scala code:
package jp.gr.java_conf.hangedman.util.wiki import java.io.File import jp.gr.java_conf.hangedman.model.WikiPageLevel import jp.gr.java_conf.hangedman.util.WikiUtil sealed abstract class PageFlag case object Create extends PageFlag case object Update extends PageFlag case object Remove extends PageFlag /** * FSWikiデ...
Explain and rewrite the following Scala code:
object Main { def main(args: Array[String]) = { val win = new JuliaFrame(700, 500, new Mandelbrot) } }
Explain and rewrite the following Scala code:
package org.scaladebugger.api.profiles.java.requests.monitors import com.sun.jdi.event.MonitorContendedEnterEvent import org.scaladebugger.api.lowlevel.JDIArgument import org.scaladebugger.api.lowlevel.events.EventManager import org.scaladebugger.api.lowlevel.events.EventType._ import org.scaladebugger.api.lowlevel.m...
Explain and rewrite the following Scala code:
package com.inneractive.cerberus import java.io.{File, FileOutputStream} import javax.xml.transform.stream.StreamResult import com.typesafe.config.Config import org.apache.spark.ml.PipelineModel import org.apache.spark.sql.SQLContext import org.apache.spark.sql.types._ import org.apache.spark.{SparkConf, SparkContext...
Explain and rewrite the following Scala code:
package dhg.pos.minmodel import scala.collection.{ Map => CMap } import scala.collection.{ Set => CSet } import scala.collection.mutable.{ Map => MMap } import scala.collection.mutable.{ Set => MSet } import dhg.nlp.tag.TagUtils._ import dhg.nlp.tag.TagDict.OptionalTagDict import dhg.nlp.tag.support.Viterbi import dhg...
Explain and rewrite the following Scala code:
/* * Copyright 2001-2013 Artima, Inc. * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agre...
Explain and rewrite the following Scala code:
package org.jetbrains.plugins.scala.structureView import com.intellij.lang.Language import com.intellij.testFramework.UsefulTestCase.assertThrows import org.jetbrains.plugins.scala.ScalaLanguage import org.jetbrains.plugins.scala.icons.Icons.{ABSTRACT_CLASS, CASE_CLASS, CLASS, ENUM, EXTENSION, FUNCTION, OBJECT, TRAIT,...
Explain and rewrite the following Scala code:
package com.softwaremill.react.kafka import java.util.{Properties, UUID} import kafka.message.{DefaultCompressionCodec, NoCompressionCodec, SnappyCompressionCodec} import kafka.producer.ProducerConfig import kafka.serializer.Encoder object ProducerProperties { /** * Producer Properties * * brokerList ...
Explain and rewrite the following Scala code:
class A { val x = 1; var y = {x = 2; 3} } object Main { def main(args: Array[String]) { } }
Explain and rewrite the following Scala code:
package com.eigengo.lift.exercise.classifiers.model import akka.stream.{ActorFlowMaterializer, ActorFlowMaterializerSettings} import akka.stream.scaladsl._ import akka.stream.testkit.{StreamTestKit, AkkaSpec} import akka.testkit.TestActorRef import com.eigengo.lift.exercise.UserExercisesClassifier.{Tap => TapEvent} im...
Explain and rewrite the following Scala code:
package com.twitter.zipkin.storage.mongodb.utils import com.mongodb.casbah.Imports._ trait Index { def apply(collection: MongoCollection): Unit } object Index { abstract class WithOptions(key: String, options: MongoDBObject) extends Index { override def apply(collection: MongoCollection): Unit = collection....
Explain and rewrite the following Scala code:
/////////////////////////////////////////////////////////////////////////// // // Copyright (c) 2014 Adobe Systems Incorporated. All rights reserved. // // Licensed under the Apache License, Version 2.0 (the "License"); // you may not use this file except in compliance with the License. // You may obtain a copy of the ...
Explain and rewrite the following Scala code:
package scorex.unit import org.scalatest.FunSuite import scorex.account.PrivateKeyAccount import scorex.block.{Block, BlockStub} import scorex.consensus.nxt.{NxtBlockGenerationData, NxtBlockGenerationDataParser} import scorex.consensus.qora.{QoraBlockGenerationData, QoraBlockGenerationFunctions} import scorex.consensu...
Explain and rewrite the following Scala code:
/* * Licensed to the Apache Software Foundation (ASF) under one or more * contributor license agreements. See the NOTICE file distributed with * this work for additional information regarding copyright ownership. * The ASF licenses this file to You under the Apache License, Version 2.0 * (the "License"); you may ...
Explain and rewrite the following Scala code:
package controllers import org.vindinium.server._ import akka.pattern.{ ask, pipe } import play.api._ import play.api.libs.Comet.CometMessage import play.api.libs.EventSource import play.api.libs.iteratee._ import play.api.libs.json._ import play.api.mvc._ import scala.concurrent.duration._ import scala.concurrent.Ex...
Explain and rewrite the following Scala code:
package edu.tum.cs.isabelle import java.net.{URL, URLClassLoader} import java.nio.file.Path import scala.util.control.Exception._ import edu.tum.cs.isabelle.api._ import acyclic.file object Implementations { /** * An empty managed [[Implementations set of implementations]]. * * New implementations can ...
Explain and rewrite the following Scala code:
package org.scalameta.contexts import scala.language.experimental.macros import scala.annotation.StaticAnnotation import scala.reflect.macros.whitebox.Context class context(translateExceptions: Boolean = false) extends StaticAnnotation { def macroTransform(annottees: Any*): Any = macro ContextMacros.impl } class C...
Explain and rewrite the following Scala code:
package com.alanrodas import org.scalatest._ package object fronttier { abstract class UnitSpec extends FlatSpec with Matchers }
Explain and rewrite the following Scala code:
package dotty.tools package dotc package typer import core._ import ast.{Trees, untpd, tpd, TreeInfo} import util.Positions._ import util.Stats.{track, record, monitored} import printing.Showable import Contexts._ import Types._ import Flags._ import Mode.ImplicitsEnabled import Denotations._ import NameOps._ import S...
Explain and rewrite the following Scala code:
package java.nio.charset class CoderMalfunctionError(cause: Exception) extends Error(cause)
Explain and rewrite the following Scala code:
/* * Licensed to the Apache Software Foundation (ASF) under one or more * contributor license agreements. See the NOTICE file distributed with * this work for additional information regarding copyright ownership. * The ASF licenses this file to You under the Apache License, Version 2.0 * (the "License"); you may ...
Explain and rewrite the following Scala code:
package com.example import akka.actor.{ActorSystem, Props} import akka.io.IO import spray.can.Http object Boot extends App { implicit val system = ActorSystem("on-spray-can") val service = system.actorOf(Props[MyServiceActor], "demo-service") val port = Option(System.getenv("PORT")).getOrElse("8080").toInt ...
Explain and rewrite the following Scala code:
/* * (c) Copyright 2016 Hewlett Packard Enterprise Development LP * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required b...
Explain and rewrite the following Scala code:
package water.api /** * Generic implementation endpoint for all RDD queries. */ class RDDsBase[I <: RDDs, S <: RDDsBase[I,S]] extends Schema[I,S] { @API(help = "List of RDDs", direction = API.Direction.OUTPUT) val rdds: Array[RDDV3] = null }
Explain and rewrite the following Scala code:
package mesosphere.marathon.api.v2 import javax.servlet.http.HttpServletRequest import javax.ws.rs._ import javax.ws.rs.core.{ Context, MediaType, Response } import com.codahale.metrics.annotation.Timed import mesosphere.marathon.api.v2.json.Formats._ import mesosphere.marathon.api.{ AuthResource, MarathonMediaType }...
Explain and rewrite the following Scala code:
package ml.combust.mleap.executor.error class AlreadyExistsException(message: String, cause: Throwable) extends ExecutorException(message, cause) { def this(message: String) = this(message, null) def this(err: Throwable) = this(err.getMessage, err) }
Explain and rewrite the following Scala code:
/* * Licensed to the Apache Software Foundation (ASF) under one or more * contributor license agreements. See the NOTICE file distributed with * this work for additional information regarding copyright ownership. * The ASF licenses this file to You under the Apache License, Version 2.0 * (the "License"); you may ...
Explain and rewrite the following Scala code:
package algebra package lattice import scala.{specialized => sp} trait BoundedJoinSemilattice[@sp(Int, Long, Float, Double) A] extends Any with JoinSemilattice[A] { self => def zero: A def isZero(a: A)(implicit ev: Eq[A]): Boolean = ev.eqv(a, zero) override def joinSemilattice: BoundedSemilattice[A] = new ...
Explain and rewrite the following Scala code:
package com.twitter.diffy.lifter import com.twitter.diffy.ParentSpec import org.junit.runner.RunWith import org.scalatest.junit.JUnitRunner @RunWith(classOf[JUnitRunner]) class JsonLifterSpec extends ParentSpec { describe("JsonLifter"){ it("should correctly lift maps when keys are invalid identifier prefixes") ...
Explain and rewrite the following Scala code:
/** * Licensed to the Apache Software Foundation (ASF) under one or more * contributor license agreements. See the NOTICE file distributed with * this work for additional information regarding copyright ownership. * The ASF licenses this file to You under the Apache License, Version 2.0 * (the "License"); you may...
Explain and rewrite the following Scala code:
/* * Licensed to the Apache Software Foundation (ASF) under one or more * contributor license agreements. See the NOTICE file distributed with * this work for additional information regarding copyright ownership. * The ASF licenses this file to You under the Apache License, Version 2.0 * (the "License"); you may ...
Explain and rewrite the following Scala code:
/* Copyright (c) 2010, Tobias Knerr All rights reserved. Redistribution and use in source and binary forms, with or without modification, are permitted provided that the following conditions are met: * Redistributions of source code must retain the above copyright notice, this list of conditions and the foll...
Explain and rewrite the following Scala code:
package jp.co.cyberagent.aeromock.server.http import io.netty.channel.ChannelHandlerContext import io.netty.handler.codec.http.{HttpResponseStatus, HttpResponse, FullHttpRequest} import jp.co.cyberagent.aeromock.config.Project import jp.co.cyberagent.aeromock.helper.DeepTraversal._ import jp.co.cyberagent.aeromock.hel...
Explain and rewrite the following Scala code:
/* * Copyright (C) Lightbend Inc. <https://www.lightbend.com> */ package specs2 import play.api.mvc.ControllerHelpers import play.api.mvc.RequestHeader import play.api.test.PlaySpecification import scala.concurrent.Future // #scalatest-examplemessagesspec class ExampleMessagesSpec extends PlaySpecification with C...
Explain and rewrite the following Scala code:
package chessgame object Chess extends Moves { val p = "Z1" val xOpt = p(0) match { case 'A' => Some(N1) case 'B' => Some(N2) case 'C' => Some(N3) case 'D' => Some(N4) case 'E' => Some(N5) case 'F' => Some(N6) case 'G' => Some(N7) case 'H' => Some...
Explain and rewrite the following Scala code:
/** * Licensed to the Apache Software Foundation (ASF) under one or more * contributor license agreements. See the NOTICE file distributed with * this work for additional information regarding copyright ownership. * The ASF licenses this file to You under the Apache License, Version 2.0 * (the "License"); you may...
Explain and rewrite the following Scala code:
package common.graphql import akka.http.scaladsl.model.HttpHeader import akka.http.scaladsl.model.Multipart.FormData import akka.http.scaladsl.model.headers.HttpCookie import akka.stream.scaladsl.Source import modules.socket.WebSocketMessageContext import scala.collection.mutable.ListBuffer case class UserContext( ...
Explain and rewrite the following Scala code:
package skinny.splash.controller.feature import java.util.Locale import skinny.splash.SprayRequest trait LocaleFeature { def currentLocale(implicit currentRequest: SprayRequest): Option[Locale] = None }
Explain and rewrite the following Scala code:
package cromwell.core.actor import akka.actor.{ActorRef, Cancellable, FSM} import cats.data.NonEmptyVector import cromwell.core.actor.BatchingDbWriter._ import cromwell.util.GracefulShutdownHelper.ShutdownCommand import org.slf4j.LoggerFactory import scala.util.{Failure, Success, Try} /** A collection of state, dat...
Explain and rewrite the following Scala code:
package com.wiredforcode.groovy.extensions.scala import java.util.concurrent.TimeUnit.SECONDS import scala.concurrent.duration._ import scala.concurrent.{Await, Future} object FutureExtensions { def result[T](f: Future[T]): T = Await.result(f, Duration(10, SECONDS)) def result[T](f: Future[T], amount: Int): T =...
Explain and rewrite the following Scala code:
package opennlp.textgrounder.geolocate import NlpUtil._ /** TextGrounder-specific information (e.g. env vars). */ object TextGrounderInfo { val textgrounder_dir = System.getenv("TEXTGROUNDER_DIR") if (textgrounder_dir == null) { errprint("""TEXTGROUNDER_DIR must be set to the top-level directory where Text...
Explain and rewrite the following Scala code:
object A { //def x = 3 def x: String = 3 //def x: String = "3" }
Explain and rewrite the following Scala code:
package net.rrm.ehour.ui.manage.project.assign import net.rrm.ehour.domain.User import net.rrm.ehour.ui.common.panel.AbstractBasePanel import org.apache.wicket.markup.html.basic.Label import org.apache.wicket.model.Model class AffectedUserPanel(id: String, user: User) extends AbstractBasePanel[String](id, new Model[S...
Explain and rewrite the following Scala code:
/* * Licensed to the Apache Software Foundation (ASF) under one or more * contributor license agreements. See the NOTICE file distributed with * this work for additional information regarding copyright ownership. * The ASF licenses this file to You under the Apache License, Version 2.0 * (the "License"); you may ...
Explain and rewrite the following Scala code:
package com.learning.akka.fault.tolerance import akka.actor.SupervisorStrategy.Stop import akka.actor.{Props, ActorSystem, OneForOneStrategy, Actor} import akka.event.LoggingReceive import akka.util.Timeout import com.typesafe.config.ConfigFactory import scala.concurrent.Future import scala.concurrent.duration._ impor...
Explain and rewrite the following Scala code:
package com.datawizards.dmg import java.sql.Timestamp import java.sql.Date import com.datawizards.dmg.annotations._ import com.datawizards.dmg.annotations.hive._ import com.datawizards.dmg.annotations.es._ object TestModel { case class Person(name: String, age: Int) case class ClassWithAllSimpleTypes( strVal...
Explain and rewrite the following Scala code:
/* Copyright (C) 2008-2014 University of Massachusetts Amherst. This file is part of "FACTORIE" (Factor graphs, Imperative, Extensible) http://factorie.cs.umass.edu, http://github.com/factorie Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except in compliance with...
Explain and rewrite the following Scala code:
/* * Copyright 2013 Akiyoshi Sugiki, University of Tsukuba * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by a...
Explain and rewrite the following Scala code:
/* * Copyright 2011-2013 the original author or authors. * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by ap...
Explain and rewrite the following Scala code:
package common import akka.actor.{Actor, ActorRef} case object CONNECT case object KILL case object FINISHED
Explain and rewrite the following Scala code:
/* * Licensed to the Apache Software Foundation (ASF) under one or more * contributor license agreements. See the NOTICE file distributed with * this work for additional information regarding copyright ownership. * The ASF licenses this file to You under the Apache License, Version 2.0 * (the "License"); you may ...
Explain and rewrite the following Scala code:
package dtos.report.row import scala.beans.BeanProperty import java.util import java.lang.Double import dtos.report.TaskDto import dtos.report.qlkh.TaskReportBean /** * The Class PhongBanKhoiLuongRow. * * @author Nguyen Duc Dung * @since 4/15/14 12:53 PM * */ class PhongBanKhoiLuongRow { @BeanProperty var t...
Explain and rewrite the following Scala code:
import org.specs2.mutable._ import org.specs2.runner._ import org.junit.runner._ import play.api.test._ @RunWith(classOf[JUnitRunner]) class IntegrationSpec extends Specification { "Application" should { "show the index page" in new WithBrowser { browser.goTo("http://localhost:" + port) browser.pag...
Explain and rewrite the following Scala code:
// ----------------------------------------------------------------------------- // // Scalax - The Scala Community Library // Copyright (c) 2005-8 The Scalax Project. All rights reserved. // // The primary distribution site is http://scalax.scalaforge.org/ // // This software is released under the terms of the Rev...
Explain and rewrite the following Scala code:
/* * Copyright 2019 ACINQ SAS * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in...
Explain and rewrite the following Scala code:
/* * Licensed to the Apache Software Foundation (ASF) under one or more * contributor license agreements. See the NOTICE file distributed with * this work for additional information regarding copyright ownership. * The ASF licenses this file to You under the Apache License, Version 2.0 * (the "License"); you may ...
Explain and rewrite the following Scala code:
/* * Licensed to the Apache Software Foundation (ASF) under one or more * contributor license agreements. See the NOTICE file distributed with * this work for additional information regarding copyright ownership. * The ASF licenses this file to You under the Apache License, Version 2.0 * (the "License"); you may ...
Explain and rewrite the following Scala code:
package services.security import play.api.mvc._ import models.User trait Authentication { this: Controller => def Authenticated(action: User => Request[AnyContent] => Result) = Action { implicit request => session.get("id") match { case Some(userId) => action(User.create(userId))(request) ...
Explain and rewrite the following Scala code:
package se.lu.nateko.cp.meta.services.upload import java.net.URI import scala.util.Failure import scala.util.Success import scala.util.Try import org.eclipse.rdf4j.model.IRI import org.eclipse.rdf4j.model.vocabulary.RDF import akka.NotUsed import se.lu.nateko.cp.cpauth.core.UserId import se.lu.nateko.cp.meta.DataOb...
Explain and rewrite the following Scala code:
// // author: Cosmin Basca // // Copyright 2010 University of Zurich // // Licensed under the Apache License, Version 2.0 (the "License"); // you may not use this file except in compliance with the License. // You may obtain a copy of the License at // // http://www.apache.org/licenses/LICENSE-2.0 // // Unless r...
Explain and rewrite the following Scala code:
/* * Copyright 2014-2022 Netflix, Inc. * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agr...
Explain and rewrite the following Scala code:
/*** * Copyright 2014 Rackspace US, Inc. * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applica...
Explain and rewrite the following Scala code:
package de.kaufhof.hajobs.testutils import java.util.UUID import com.datastax.driver.core.utils.UUIDs import de.kaufhof.hajobs.{JobStatus, JobStatusRepository, JobType, LockRepository} import org.mockito.ArgumentMatchers._ import org.mockito.Mockito._ import org.mockito.invocation.InvocationOnMock import org.mockito....
Explain and rewrite the following Scala code:
package com.blinkbox.books.spray import com.blinkbox.books.spray.Paging._ import org.junit.runner.RunWith import org.scalatest.FunSuite import org.scalatest.junit.JUnitRunner @RunWith(classOf[JUnitRunner]) class PagingTest extends FunSuite { val baseUrl = "/my/base/url" test("links for first page, including thi...
Explain and rewrite the following Scala code:
package controllers object WidgetForm { import play.api.data.Forms._ import play.api.data.Form /** * A form processing DTO that maps to the form below. * * Using a class specifically for form binding reduces the chances * of a parameter tampering attack and makes code clearer. */ case class Dat...
Explain and rewrite the following Scala code:
// Hygienic Macros // New to Scala 2.10 (SIP-16) // // The macros feature is still evolving. Here's a good starting // place for details on the current implementation and future plans: // http://scalamacros.org/index.html // // In fact, this example, the code in macors-Print-sip16.scala, is adapted from: // http://sc...
Explain and rewrite the following Scala code:
/* * Copyright 2016 http4s.org * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to i...
Explain and rewrite the following Scala code:
package com.rasterfoundry.backsplash.export import geotrellis.vector.Extent object TilesForExtent { // generate a list of tiles that fall under the provided latlng extent def latLng(extent: Extent, zoom: Int): List[(Int, Int)] = { val blLat = extent.ymax val blLng = extent.xmin val trLat = extent.ymi...
Explain and rewrite the following Scala code:
package se.gigurra.wallace.gamemodel import scala.collection.mutable case class WorldUpdatesQue() { private val queuedExternalUpdates = new mutable.HashMap[WorldSimFrameIndex, Seq[WorldUpdate]] def pop(iFrame: WorldSimFrameIndex): Seq[WorldUpdate] = { queuedExternalUpdates.remove(iFrame).getOrElse(Seq.empty...
Explain and rewrite the following Scala code:
package japgolly.univeq import scala.annotation.nowarn import utest._ @nowarn("msg=will always yield") object RuntimeTest extends TestSuite { def assertExists[A: UnivEq]: Unit = () def assertId[A](a: A)(implicit u: UnivEq[A]): Unit = assert(u.univEq(a, a)) def assertPass[A](as: A*)(implicit u: UnivEq...
Explain and rewrite the following Scala code:
package de.jagile.fitparse import java.io.{InputStream, FileInputStream} import com.garmin.fit._ import org.specs2.mutable._ import java.nio.file.{Files, Paths, Path} import scala.collection.JavaConversions._ import scala.collection.mutable case class MinMaxAvg[T](min: Option[T], max: Option[T], avg: Option[T]) cas...
Explain and rewrite the following Scala code:
package com.github.golem.test import com.github.golem.army.Commander import com.github.golem.army.command._ import com.github.golem.model.{Pass, Engine, Human, Put} import com.github.golem.model.Board.{Stone, Coords} import org.scalatest.Matchers._ import akka.testkit.TestActorRef import com.github.golem.army.command....
Explain and rewrite the following Scala code:
package controller import org.scalatest._ import skinny.micro.Format import skinny.test.MockApiController import unit.DBSettings class AngularProgrammersControllerSpec extends FunSpec with Matchers with DBSettings { def createMockController = new AngularXHRProgrammersController with MockApiController describe("...
Explain and rewrite the following Scala code:
/* * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distrib...
Explain and rewrite the following Scala code:
/* * Copyright 2012-2020 the original author or authors. * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by ap...
Explain and rewrite the following Scala code:
package com.twitter.finagle.partitioning.zk import com.twitter.finagle.{Addr, Address} import java.net.InetSocketAddress import org.scalacheck.Gen import org.scalatest.FunSuite import org.scalatestplus.scalacheck.ScalaCheckDrivenPropertyChecks import scala.util.Random class ZkMetadataTest extends FunSuite with ScalaC...
Explain and rewrite the following Scala code:
object Main14 { def main(args: Array[String]) = { println("Hi 14!") MainLeaf.main(Array.empty) } }
Explain and rewrite the following Scala code:
package nasa.nccs.wps import nasa.nccs.caching.RDDTransientVariable import nasa.nccs.cdapi.data.{RDDRecord} import nasa.nccs.cdapi.tensors.CDFloatArray import nasa.nccs.cdas.utilities.appParameters import nasa.nccs.esgf.process.{DataFragmentSpec, TargetGrid} import nasa.nccs.utilities.Loggable import scala.xml object...
Explain and rewrite the following Scala code:
package org.bitcoins.dlc.oracle.storage import org.bitcoins.core.api.dlcoracle.db.RValueDb import org.bitcoins.core.hd.{HDCoinType, HDPurpose} import org.bitcoins.crypto.SchnorrNonce import org.bitcoins.db.{CRUD, DbCommonsColumnMappers, SlickUtil} import org.bitcoins.dlc.oracle.config.DLCOracleAppConfig import slick.l...
Explain and rewrite the following Scala code:
package com.modelfabric.akka.actor import akka.cluster.ClusterEvent.CurrentClusterState import akka.cluster.MemberStatus import akka.actor.Actor.Receive import com.modelfabric.akka.cluster.MemberRegistry /** * An Akka Cluster State Handler can receive State messages */ trait ClusterStateHandler extends MemberRegist...
Explain and rewrite the following Scala code:
package com.twitter.zipkin.hadoop import org.specs.Specification import com.twitter.zipkin.gen import com.twitter.scalding._ import com.twitter.zipkin.hadoop.sources.{SpanSource, Util} import scala.collection.JavaConverters._ class ServerResponsetimeSpec extends Specification with TupleConversions { noDetailedDiff...
Explain and rewrite the following Scala code:
/* * Copyright (c) <2015-2016>, see CONTRIBUTORS * All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions are met: * * Redistributions of source code must retain the above copyright * notice, this list...
Explain and rewrite the following Scala code:
/* * Copyright 2016 The BigDL Authors. * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agr...
Explain and rewrite the following Scala code:
package com.twitter.finagle.http import com.twitter.conversions.StorageUnitOps._ import com.twitter.finagle.stats.NullStatsReceiver import com.twitter.finagle.{ListeningServer, Service} import com.twitter.io.{Buf, Reader, ReaderDiscardedException} import com.twitter.util.{Future, Promise, Return, StorageUnit, Throw} i...
Explain and rewrite the following Scala code:
package com.github.lstephen.ootp.ai.regression import com.github.lstephen.ootp.ai.io.{Printable, Printables} import com.github.lstephen.ootp.ai.player.Player import com.github.lstephen.ootp.ai.player.ratings.{ BattingRatings, PitchingRatings } import com.github.lstephen.ootp.ai.site.Site import com.github.lstephen...
Explain and rewrite the following Scala code:
/** * * IncomingTransactionAPI * Ledger wallet * * Created by Pierre Pollastri on 09/02/15. * * The MIT License (MIT) * * Copyright (c) 2015 Ledger * * Permission is hereby granted, free of charge, to any person obtaining a copy * of this software and associated documentation files (the "Software"), to deal...
Explain and rewrite the following Scala code:
package scala.collection.parallel package mutable import org.scalacheck._ import org.scalacheck.Gen import org.scalacheck.Gen._ import org.scalacheck.Prop._ import org.scalacheck.Properties import org.scalacheck.Arbitrary._ import scala.collection._ import scala.collection.parallel.ops._ abstract class ParallelAr...
Explain and rewrite the following Scala code:
package bad.robot.temperature import java.lang.Math._ import bad.robot.temperature.PercentageDifference.percentageDifference import org.specs2.mutable.Specification import scala.Double._ class PercentageDifferenceTest extends Specification { "Increase as a percentage (and rounding)" >> { percentageDifference...