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Explain and rewrite the following Scala code:
// Copyright: 2010 - 2018 https://github.com/ensime/ensime-server/graphs // License: http://www.gnu.org/licenses/lgpl-3.0.en.html package spray.json import org.scalatest._ import shapeless._ import java.util.UUID // Example domain models used in the tests. Note that the domain model // and formatters are defined in s...
Explain and rewrite the following Scala code:
package org.jetbrains.plugins.dotty.project import java.awt.event.{ActionEvent, ActionListener} import com.intellij.openapi.roots.libraries.ui.{LibraryEditorComponent, LibraryPropertiesEditor} import com.intellij.openapi.ui.Messages import org.jetbrains.plugins.dotty.project.template.DottyDownloader import org.jetbra...
Explain and rewrite the following Scala code:
package mesosphere.util import akka.actor.Terminated import com.codahale.metrics.MetricRegistry import mesosphere.marathon.MarathonSpec import mesosphere.marathon.integration.setup.WaitTestSupport import mesosphere.marathon.metrics.Metrics import mesosphere.marathon.test.MarathonActorSupport import org.scalatest.concu...
Explain and rewrite the following Scala code:
package epfl object TestSensorReader { import SensorReader._ val s1 = new Sensor { val label = "sensor1" } val s2 = new Sensor { val label = "sensor2" } def main(args: Array[String]) = { val d1 = new Display val d2 = new Display s1.subscribe(d1) s1.subscribe(d2) s2.subscribe(d1) s1.chan...
Explain and rewrite the following Scala code:
package com.readclosely.snippet /* Copyright 2009-2010 Karl Pichotta 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...
Explain and rewrite the following Scala code:
package com.citechnical.model.financial import org.scalatest.junit.JUnitRunner import org.junit.runner.RunWith import org.scalatest.matchers.ShouldMatchers import org.scalatest.Spec import com.citechnical.constant._ @RunWith(classOf[JUnitRunner]) class FinancialTests extends Spec with ShouldMatchers { describe("Mon...
Explain and rewrite the following Scala code:
package org.http4s package headers import org.http4s.parser.HttpHeaderParser import org.http4s.util.Writer object Host extends HeaderKey.Internal[Host] with HeaderKey.Singleton { def apply(host: String, port: Int): Host = apply(host, Some(port)) override def parse(s: String): ParseResult[Host] = HttpHeaderPa...
Explain and rewrite the following Scala code:
package info.glennengstrand.news import java.util.Date import java.util.logging.Logger import info.glennengstrand.io._ /** helper functions for inbound object creation */ object Inbound { val log = Logger.getLogger("info.glennengstrand.news.Inbound") val reader: PersistentDataStoreReader = new CassandraReader ...
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 ...
Explain and rewrite the following Scala code:
/* * ============= Ryft-Customized BSD License ============ * Copyright (c) 2015, Ryft Systems, Inc. * All rights reserved. * Redistribution and use in source and binary forms, with or without modification, * are permitted provided that the following conditions are met: * * 1. Redistributions of source code must...
Explain and rewrite the following Scala code:
package wakfutcp.protocol.messages.server import java.nio.ByteBuffer import wakfutcp.protocol.common.Position import wakfutcp.protocol.{Decoder, ServerMessage} final case class FightersPlacementPositionMessage( fightId: Int, fighters: Array[FighterPosition], shouldTeleport: Boolean ) extends ServerMessage { ...
Explain and rewrite the following Scala code:
/* * ElementCollection.scala * Element collections. * * Created By: Avi Pfeffer (apfeffer@cra.com) * Creation Date: Jan 1, 2009 * * Copyright 2013 Avrom J. Pfeffer and Charles River Analytics, Inc. * See http://www.cra.com or email figaro@cra.com for information. * * See http://www.github.com/p2t2/f...
Explain and rewrite the following Scala code:
/* * Copyright 2021 HM Revenue & Customs * * 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 a...
Explain and rewrite the following Scala code:
package scala.slick.driver import scala.slick.SlickException import scala.slick.lifted._ import scala.slick.ast._ import scala.slick.ast.TypeUtil._ import scala.slick.util.MacroSupport.macroSupportInterpolation import scala.slick.profile.{RelationalProfile, SqlProfile, Capability} import scala.slick.compiler.{Phase, Q...
Explain and rewrite the following Scala code:
/* * * * Copyright 2020 Lenses.io. * * * * 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 app...
Explain and rewrite the following Scala code:
package org.littlewings.javaee7.jotm import java.rmi.registry.LocateRegistry import javax.naming.InitialContext import org.enhydra.jdbc.standard.StandardXADataSource import org.h2.Driver import org.littlewings.javaee7.standalonejta.StandaloneJtaSpecSupport import org.objectweb.jotm.Jotm class JotmJtaSpec extends Sta...
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 org.scalamu.core.compilation import org.scalamu.common.filtering.InverseRegexFilter object IgnoreCoverageStatementsFilter extends InverseRegexFilter(Seq("org.scalamu.compilation.ForgetfulInvoker.*".r))
Explain and rewrite the following Scala code:
package im.actor.server.encryption import cats.Foldable import cats.data.Xor, Xor._ import cats.instances.all._ import cats.syntax.all._ import com.google.protobuf.ByteString import im.actor.api.rpc.encryption.{ ApiEncryptionKeySignature, ApiEncryptionKeyGroup, ApiEncryptionKey } import im.actor.server.model.encryptio...
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 chrome.alarms import chrome.alarms.bindings.{AlarmInfo, Alarm} import chrome.events.EventSource import chrome.events.EventSourceImplicits._ import chrome.utils.ErrorHandling._ import scala.concurrent.{Future, Promise} import scala.scalajs.js object Alarms { val onAlarm: EventSource[Alarm] = bindings.Alarm...
Explain and rewrite the following Scala code:
package com.karasiq.shadowcloud.storage.repository.wrappers import akka.NotUsed import akka.stream.scaladsl.{Flow, Keep, Sink, Source} import com.karasiq.shadowcloud.storage.StorageIOResult import com.karasiq.shadowcloud.storage.repository.{CategorizedRepository, Repository} import com.karasiq.shadowcloud.storage.util...
Explain and rewrite the following Scala code:
package jsky.app.ot.viewer.action import edu.gemini.pot.sp.version._ import edu.gemini.shared.util.VersionComparison import edu.gemini.shared.util.VersionComparison.{Conflicting, Newer, Older} import edu.gemini.sp.vcs2.{OptionOps, _} import edu.gemini.spModel.core.{Peer, SPProgramID} import edu.gemini.util.security.au...
Explain and rewrite the following Scala code:
/** * See <a href="https://www.codeeval.com/open_challenges/7/">Prefix Expressions</a> */ object PrefixExpressions extends Challenge { val lines = scala.io.Source.fromFile(args(0)).getLines().filter(_.length > 0) lines.map(_.split(" ").toList).map { case expressions => eval(expressions.head, express...
Explain and rewrite the following Scala code:
package org.nexbook.app import org.nexbook.repository.{OrderDatabaseRepository, OrderInMemoryRepository, OrderRepository} /** * Created by milczu on 07.01.16. */ trait OrderRepositoryResolver { def orderRepository: OrderRepository def inMemoryRepository: OrderInMemoryRepository def databaseRepository: Or...
Explain and rewrite the following Scala code:
/* * Copyright 2015 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 applicab...
Explain and rewrite the following Scala code:
import org.rdowinton.robots._ import org.scalatest.{FunSpec, Matchers} class RobotsSpec extends FunSpec with Matchers { describe("Robots") { it("should correctly parse a robots.txt file with more than one group") { val robotsFile = RobotsFile( List( RobotsEntry( List("Example"...
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 manual object LoadRooms extends Process[data.Rooms] { def run(): data.Rooms = reportTime(s"Loading ${config.config("rooms")}") { data.Rooms.current // should Rooms.current be cached as a lazy val at all? } }
Explain and rewrite the following Scala code:
/* * Copyright (c) 2012 Yahoo! Inc. 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 License at * http://www.apache.org/licenses/LICENSE-2.0 Unless required by applicable law * or a...
Explain and rewrite the following Scala code:
package tk.mygod.speech.synthesizer import java.io.FileOutputStream import android.app.Service import android.content.{BroadcastReceiver, Intent, IntentFilter} import android.net.Uri import android.os.{Handler, ParcelFileDescriptor} import android.support.annotation.IntDef import android.support.v4.app.NotificationCo...
Explain and rewrite the following Scala code:
/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *\\ * @ @ * * # # # # (c) 2017 CAB * * # # # # # # ...
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 org.alghimo.spark.dimensionalModelling import org.apache.spark.sql.Column /** * Created by alghimo on 6/6/2017. */ trait IsCurrentColumn extends Serializable { def isCurrentColumnName: String = "_dim_is_current" def isCurrentColumn = new Column(isCurrentColumnName) }
Explain and rewrite the following Scala code:
// Copyright (c) 2016 PSForever.net to present package net.psforever.packet.game import net.psforever.packet.{GamePacketOpcode, Marshallable, PacketHelpers, PlanetSideGamePacket} import scodec.Codec import scodec.codecs._ case class PlanetSideZoneID(zoneId : Long) object PlanetSideZoneID { implicit val codec = ui...
Explain and rewrite the following Scala code:
package edu.berkeley.cs.amplab.carat.tools import spark._ import spark.SparkContext._ import spark.timeseries._ import edu.berkeley.cs.amplab.carat._ import java.util.concurrent.Semaphore import scala.collection.mutable.ArrayBuffer import scala.collection.Seq import scala.collection.immutable.Set import scala.collecti...
Explain and rewrite the following Scala code:
package com.jdrews.logstation.config import akka.actor.ActorRef import akka.agent.Agent import net.liftweb.common.Loggable import scala.concurrent.ExecutionContext.Implicits.global /** * Controls the life-cycle of Actor Bridges */ object BridgeController extends Loggable { //TODO: Pretty sure an agent (singlet...
Explain and rewrite the following Scala code:
/* * Scala (https://www.scala-lang.org) * * Copyright EPFL and Lightbend, Inc. * * Licensed under Apache License 2.0 * (http://www.apache.org/licenses/LICENSE-2.0). * * See the NOTICE file distributed with this work for * additional information regarding copyright ownership. */ package scala package reflect ...
Explain and rewrite the following Scala code:
/* * Copyright 2019 HM Revenue & Customs * * 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 a...
Explain and rewrite the following Scala code:
package com.github.novamage.svalidator.validation.simple abstract class SimpleValidator[A] extends SimpleValidatorWithData[A, Nothing] with ValidatorWithoutData[A] { }
Explain and rewrite the following Scala code:
package org.http4s package server package middleware import scala.concurrent.duration._ import scalaz.concurrent.Task import Method._ class TimeoutSpec extends Http4sSpec { val myService = HttpService { case req if req.uri.path == "/fast" => Response(Status.Ok).withBody("Fast") case req if req.uri.path == ...
Explain and rewrite the following Scala code:
import play.api.libs.concurrent.Akka import play.api.Play.current package object controllers { def gamesActor = Akka.system.actorSelection(s"/user/games-actor") def sessionActor = Akka.system.actorSelection(s"/user/session-actor") def gameActor(id: String) = Akka.system.actorSelection(s"/user/games-actor/game-...
Explain and rewrite the following Scala code:
package io.flow.lint.linters import io.flow.lint.Linter import io.apibuilder.spec.v0.models.{Field, Model, Operation, Parameter, Resource, Service} /** * We have decided to call the same things consistently. This linter * validates common field and parameter names */ case object BadNames extends Linter with H...
Explain and rewrite the following Scala code:
package ecommerce.sales.app import akka.actor._ import akka.kernel.Bootable class SalesFrontApp extends Bootable { override def systemName = "sales-front" override def startup(): Unit = { system.actorOf(SalesFrontAppSupervisor.props, "sales-front-supervisor") } } object SalesFrontAppSupervisor { def p...
Explain and rewrite the following Scala code:
package com.github.mdr.ascii.layout.cycles import org.scalatest.{FlatSpec, Matchers} import com.github.mdr.ascii.graph.Graph import com.github.mdr.ascii.util.Utils class GraphReflowTest extends FlatSpec with Matchers { reflowingGraph(""" +-+ +-+ |A|-->|B| +-+ +-+ """). inOrder(...
Explain and rewrite the following Scala code:
package service import models.User import securesocial.core._ import play.api.mvc.{ Session, RequestHeader } import play.api.Logger class SecureSocialEventListener extends EventListener[User] { def onEvent(event: Event[User], request: RequestHeader, session: Session): Option[Session] = { val eventName = event m...
Explain and rewrite the following Scala code:
/* * The MIT License * * Copyright (c) 2010 Vladimir Kirichenko <vladimir.kirichenko@gmail.com> * * Permission is hereby granted, free of charge, to any person obtaining a copy * of this software and associated documentation files (the "Software"), to deal * in the Software without restriction, including without...
Explain and rewrite the following Scala code:
package polyite.fitness.scop_features import polyite.fitness.Feature import polyite.schedule.DomainCoeffInfo import polyite.schedule.Dependence import polyite.ScopInfo import polyite.util.SCoPMetrics import polyite.schedule.schedule_tree.ScheduleNode import polyite.config.Config /** * Number of dependences of the S...
Explain and rewrite the following Scala code:
package org.apache.spark.ml.mleap.param import org.apache.spark.ml.param.{Param, Params} /** * Created by hollinwilkins on 1/18/17. */ private[ml] trait HasProbabilitiesCol extends Params { /** * Param for input column name. * * @group param */ final val probabilitiesCol: Param[String] = new ...
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.github.morikuni.locest.frequency.application.service import com.github.morikuni.locest.frequency.application.dto.CountDto import com.github.morikuni.locest.frequency.application.service.impl.CountServiceImpl import com.github.morikuni.locest.frequency.domain.repository.{FrequencyInformationRepositorySessio...
Explain and rewrite the following Scala code:
package at.logic.gapt.language.fol.algorithms import at.logic.gapt.expr._ import at.logic.gapt.expr.StringSymbol import at.logic.gapt.expr.{ TA, Ti, To } import at.logic.gapt.utils.logging.Logger /** * This is implements some heuristics to convert a fol formula obtained by * [[at.logic.gapt.language.fol.algorithms....
Explain and rewrite the following Scala code:
package org.littlewings.hazelcast.sessionclustering import java.io.IOException import javax.servlet.ServletException import javax.servlet.annotation.WebServlet import javax.servlet.http.{HttpServlet, HttpServletRequest, HttpServletResponse, HttpSession} @WebServlet(Array("/*")) class SharedSessionServlet extends Htt...
Explain and rewrite the following Scala code:
/******************************************************************************* Copyright (c) 2013-2014, S-Core, KAIST. All rights reserved. Use is subject to license terms. This distribution may include materials developed by third parties. *********************************************************...
Explain and rewrite the following Scala code:
package net.machinemuse.utils.render /** * Author: MachineMuse (Claire Semple) * Created: 6:36 PM, 5/15/13 */ object BufferMapper { }
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) 2014 Snowplow Analytics Ltd. All rights reserved. * * This program is licensed to you under the Apache License Version 2.0, * and you may not use this file except in compliance with the Apache License Version 2.0. * You may obtain a copy of the Apache License Version 2.0 at http://www.apache.org...
Explain and rewrite the following Scala code:
/* * Copyright 2014 Cisco Systems, 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:
package org.jetbrains.plugins.scala.findUsages.compilerReferences.indices import java.io.{DataInput, DataOutput} import java.util import com.intellij.openapi.util.io.{DataInputOutputUtilRt => ioutil} import com.intellij.util.indexing.{DataIndexer, IndexExtension, IndexId} import com.intellij.util.io.{DataExternalizer...
Explain and rewrite the following Scala code:
package io.netflow.flows.cflow import java.net.{ InetAddress, InetSocketAddress } import java.util.UUID import com.datastax.driver.core.utils.UUIDs import com.twitter.util.Future import io.netflow.lib._ import io.netflow.storage import io.netty.buffer._ import net.liftweb.json.JsonDSL._ import org.joda.time.DateTime ...
Explain and rewrite the following Scala code:
package org.timur.anymime object Static { val DBGLOG = true }
Explain and rewrite the following Scala code:
package uk.co.turingatemyhamster package owl2 package ast sealed trait IRI extends AnnotationSubject with AnnotationValue /** A full IRI string, without the wrapping < (U+3C) and > (U+3E) characters. */ case class FullIRI(iriString: String) extends IRI /** A prefix string, matching the as PNAME_NS production of SPA...
Explain and rewrite the following Scala code:
/* * Copyright (c) 2013-2014 Telefónica Investigación y Desarrollo S.A.U. * * 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 * * Unles...
Explain and rewrite the following Scala code:
package scalan.primitives import scalan.ScalanDsl trait PrimitiveExamples extends ScalanDsl { lazy val id = fun {(x: Rep[Int]) => x} lazy val inc = fun {(x: Rep[Int]) => x + 1} lazy val curred = fun {(x: Rep[Int]) => fun {(y: Rep[Int]) => x + y }} lazy val tupled = fun {(x: Rep[(Int,Int)]) => x._1 + x._2 } ...
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 edu.mit.csail.cap.query package analysis import java.io.File import xml.{ NodeSeq, Elem, XML } class MethodDocumentation(val documentation: String, val returnValue: Option[String], val parameters: List[(String, String)], val excepti...
Explain and rewrite the following Scala code:
package es.weso.wiExtract case class Observation( countryCode: String, countryName: String, year: String, indicatorCode: String, value: Float, datasetName: String, sheet_type: String) { def toJson() : String = { "{ " + List(pair("countryCode",countryCode), pair("count...
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 org.http4s package server import java.net.InetSocketAddress import fs2._ import org.specs2.mutable.After trait ServerAddressSpec extends Http4sSpec { def builder: ServerBuilder trait ServerContext extends After { val address = new InetSocketAddress(0) val server = builder.bindSocketAddress(addres...
Explain and rewrite the following Scala code:
package scodec package codecs import java.security.KeyPairGenerator import java.util.Arrays class SignatureCodecTest extends CodecSuite { private val keyPair = { val keyGen = KeyPairGenerator.getInstance("RSA") keyGen.initialize(1024) keyGen.generateKeyPair } "fixedSizeSignature codec" should { ...
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 java.util.UUID import models.audit.UserFeedback import models.database.queries.audit.UserFeedbackQueries import play.api.i18n.MessagesApi import play.api.libs.concurrent.Execution.Implicits.defaultContext import services.database.Database import services.email.EmailService import services.u...
Explain and rewrite the following Scala code:
/** * Copyright (C) 2016 Jonathan Passerat-Palmbach * * This program is free software: you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation, either version 3 of the License, or * (at your option) any later version. * * This p...
Explain and rewrite the following Scala code:
package orientdb.stream.shared.local import orientdb.stream.shared.InMemoryTckTest import orientdb.stream.{NonBlockingQueryBuffering, NonBlockingQuery, OverflowStrategy} import OverflowStrategy.Fail import scala.reflect.ClassTag class TckTestLocalBuffering extends InMemoryTckTest { def NonBlockingQuery[A: ClassTag...
Explain and rewrite the following Scala code:
package org.nexbook.testutils import java.util.concurrent.atomic.AtomicLong import org.nexbook.domain._ import org.nexbook.fix.FixOrderConverter import org.nexbook.utils.DefaultClock import quickfix.Message import quickfix.field.MsgType import quickfix.fix44.{NewOrderSingle, OrderCancelRequest} /** * Created by m...
Explain and rewrite the following Scala code:
package com.atlassian.svn2git import org.specs2.mutable import org.apache.commons.io.FileUtils import java.io.File class CleanTest extends mutable.Specification { def writeSVNRemoteConfig(dir: File, extra: String = "") = { FileUtils.writeStringToFile(new File(dir, ".git/config"), """ |[svn-remote...
Explain and rewrite the following Scala code:
package org.scalacheck.derive import org.scalacheck.{Arbitrary, Cogen, Gen, Shrink} import shapeless.{Coproduct, HList, LowPriority, Strict, Witness} import shapeless.labelled._ trait SingletonInstances { implicit def arbitrarySingletonType[S] (implicit w: Witness.Aux[S] ): Arbitrary[S] = Arbitrary(...
Explain and rewrite the following Scala code:
package com.github.j5ik2o.dddbase.skinny import cats.data.ReaderT import com.github.j5ik2o.dddbase.AggregateMultiWriter import monix.eval.Task import scalikejdbc.DBSession trait AggregateMultiWriteFeature extends AggregateMultiWriter[ReaderT[Task, DBSession, ?]] with AggregateBaseWriteFeature { override de...
Explain and rewrite the following Scala code:
package com.expedia.gps.geo.reactive101.server import com.typesafe.scalalogging.StrictLogging import org.eclipse.jetty.server.Server import org.eclipse.jetty.servlet.DefaultServlet import org.eclipse.jetty.webapp.WebAppContext import org.scalatra.servlet.ScalatraListener import org.slf4j.LoggerFactory /** * Launch ...
Explain and rewrite the following Scala code:
package fpinscala.monoids trait Monoid[A] { def op(a1: A, a2: A): A def zero: A } object Monoid { val stringMonoid = new Monoid[String] { def op(a1: String, a2: String) = a1 + a2 val zero = "" } def listMonoid[A] = new Monoid[List[A]] { def op(a1: List[A], a2: List[A]) = a1 ++ a2 val zero ...
Explain and rewrite the following Scala code:
trait T[A, B] { def f(a: A): B def g(a: A, b: B): Unit } class C[X, Y] extends T[X, Y] {} // error
Explain and rewrite the following Scala code:
/* * Copyright © 2014 TU Berlin (emma@dima.tu-berlin.de) * * 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 app...
Explain and rewrite the following Scala code:
/* * Copyright 2015 herd contributors * * 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:
package org.openurp.edu.eams.teach.grade.lesson.service.impl import org.beangle.commons.collection.Collections import org.beangle.commons.dao.impl.BaseServiceImpl import org.beangle.data.jpa.dao.OqlBuilder import org.beangle.commons.lang.Strings import org.openurp.base.Semester import org.openurp.edu.base.Teacher i...
Explain and rewrite the following Scala code:
/* * Scala.js (https://www.scala-js.org/) * * Copyright EPFL. * * Licensed under Apache License 2.0 * (https://www.apache.org/licenses/LICENSE-2.0). * * See the NOTICE file distributed with this work for * additional information regarding copyright ownership. */ package org.scalajs.nscplugin.test import uti...
Explain and rewrite the following Scala code:
package mesosphere.marathon.state import scala.collection.immutable.Seq import scala.collection.JavaConverters._ import scala.util.Try import java.lang.{ Integer => JInt } import org.apache.mesos.{ Protos => mesos } import mesosphere.marathon.Protos case class Container( `type`: mesos.ContainerInfo.Type = mesos.C...
Explain and rewrite the following Scala code:
/* * Copyright 2014 Treode, 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 agreed to...
Explain and rewrite the following Scala code:
package com.transgee.ebook case class Toc(rootNode: TocNode) { def isEmpty() = rootNode.children.isEmpty } object Toc { val empty = new Toc(TocNode.root) }
Explain and rewrite the following Scala code:
/* * SPDX-License-Identifier: Apache-2.0 * * Copyright 2015-2021 Andre White. * * 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 * * https://www.apache.org/licenses/LICENSE...
Explain and rewrite the following Scala code:
/*-------------------------------------------------------------------------*\\ ** ScalaCheck ** ** Copyright (c) 2007-2014 Rickard Nilsson. All rights reserved. ** ** http://www.scalacheck.org ** ** ...
Explain and rewrite the following Scala code:
// code-examples/AdvOOP/objects/text-field-unapply-spec.scala package objects import org.specs._ object TextFieldUnapplySpec extends Specification { "TextField.unapply" should { "should match a TextField object" in { val tf = new TextField("hello world!") tf match { ...
Explain and rewrite the following Scala code:
/* * Copyright 2017 Max Meldrum * * 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 w...
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 2001-2008 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:
/* * Copyright 2015 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 agreed t...
Explain and rewrite the following Scala code:
package chapter6 import scala.annotation.tailrec trait RNG { def nextInt: (Int, RNG) } case class SimpleRNG(seed: Long) extends RNG { def nextInt: (Int, RNG) = { val newSeed = (seed * 0x5DEECE66DL + 0xBL) & 0xFFFFFFFFFFFFL val nextRNG = SimpleRNG(newSeed) val n = (newSeed >>> 16).toInt ...
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 not us...
Explain and rewrite the following Scala code:
import java.io.StringReader import au.com.bytecode.opencsv.CSVReader import com.fasterxml.jackson.annotation.{JsonCreator, JsonProperty} import com.fasterxml.jackson.databind.ObjectMapper import com.fasterxml.jackson.databind.jsonschema.JsonSerializableSchema import org.apache.spark.{SparkConf, SparkContext} case cla...
Explain and rewrite the following Scala code:
package org.scalawiki.dto.cmd.query.list import org.scalawiki.dto.cmd.Action import org.scalawiki.dto.cmd.query.Query import org.scalawiki.dto.cmd.query.list.cmprop.{Ids, Title} import org.specs2.mutable.Specification class CategoryMembersSpec extends Specification { val baseParams = Map( "action" -> "query", ...
Explain and rewrite the following Scala code:
package com.greencatsoft.angularjs.extensions.material import com.greencatsoft.angularjs.injectable import scala.scalajs.js /** @see https://material.angularjs.org/#/Theming/03_configuring_a_theme */ @js.native @injectable("$mdThemingProvider") trait ThemingProvider extends js.Object { def theme(name: String): ...