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Explain and rewrite the following Scala code:
/** * This file is part of the TA Buddy project. * Copyright (c) 2012-2014 Alexey Aksenov ezh@ezh.msk.ru * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU Affero General Global License version 3 * as published by the Free Software Foundation with the addition...
Explain and rewrite the following Scala code:
package fr.janalyse.ssh import com.jcraft.jsch.{UserInfo, UIKeyboardInteractive} /* Attention * - L'option PasswordAuthentication doit être à "yes" sinon impossible de s'authentifier * (Configuration au niveau du serveur SSH) SSI on n'implemente pas "promptKeyboardInteractive" * */ case class SSHUserInfo(passwo...
Explain and rewrite the following Scala code:
package skinny.controller import org.scalatra.test.scalatest._ import scalikejdbc._ import skinny.orm.SkinnyCRUDMapper import skinny.validator._ import skinny.ParamType class SkinnyApiResourceSpec extends ScalatraFlatSpec { behavior of "SkinnyApiResource" Class.forName("org.h2.Driver") GlobalSettings.loggingS...
Explain and rewrite the following Scala code:
package com.github.ligangty.scala.jsoup.nodes import com.github.ligangty.scala.jsoup.helper.Strings import com.github.ligangty.scala.jsoup.helper.Validator._ import com.github.ligangty.scala.jsoup.nodes.Element._ import com.github.ligangty.scala.jsoup.parser.{Parser, Tag} import com.github.ligangty.scala.jsoup.select....
Explain and rewrite the following Scala code:
package i.f.workshop.finch import com.twitter.finagle.Httpx import com.twitter.util.Await import io.finch.request._ import io.finch.route._ object Greetings extends App { // GET /hi/:name val hi: Router[String] = get("hi" / string) { name: String => s"Hi, $name!" } // GET /hello/:name?title=Mr....
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:
/* ## Project release process */ package ohnosequences.sbt.nice import sbt._, Keys._, complete._, DefaultParsers._ import ohnosequences.sbt.nice.release._ case object ReleasePlugin extends sbt.AutoPlugin { override def trigger = allRequirements // TODO: almost all other plugins: override def requires = pl...
Explain and rewrite the following Scala code:
package net.rrm.ehour.ui.admin.config.panel import net.rrm.ehour.appconfig.EhourSystemConfig import net.rrm.ehour.ui.admin.config.MainConfigBackingBean import net.rrm.ehour.ui.common.component.{AjaxFormComponentFeedbackIndicator, ValidatingFormComponentAjaxBehavior} import net.rrm.ehour.ui.common.panel.AbstractBasePan...
Explain and rewrite the following Scala code:
package datasource import akka.actor.{ActorRef, ActorSystem} import akka.kafka.scaladsl.Consumer import akka.kafka.{ConsumerSettings, Subscriptions} import akka.stream.ActorMaterializer import com.mongodb.BasicDBObject import com.mongodb.util.JSON import org.apache.kafka.common.serialization.StringDeserializer import ...
Explain and rewrite the following Scala code:
package endpoints.testsuite.client import com.github.tomakehurst.wiremock.client.WireMock._ import endpoints.algebra.BasicAuthentication import endpoints.testsuite.BasicAuthTestApi trait BasicAuthTestSuite[T <: BasicAuthTestApi] extends ClientTestBase[T] { def basicAuthSuite() = { "Client interpreter" should ...
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 models.db import honor.{Honors, HonorCategory} import models.join.HonorWithAdmiral import scalikejdbc._ case class Honor( id: Long, memberId: Long, category: Int, name: String, setBadge: Boolean, invisible: Boolean) { def save()(implicit session: DBSession = Honor.autoSession): Hono...
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:
object Logarithms { opaque type Logarithm = Double object Logarithm { // These are the ways to lift to the logarithm type def apply(d: Double): Logarithm = math.log(d) def safe(d: Double): Option[Logarithm] = if (d > 0.0) Some(math.log(d)) else None } // Extension methods define opaque ty...
Explain and rewrite the following Scala code:
/* * Copyright (c) 2017 Magomed Abdurakhmanov, Hypertino * This Source Code Form is subject to the terms of the Mozilla Public * License, v. 2.0. If a copy of the MPL was not distributed with this * file, You can obtain one at http://mozilla.org/MPL/2.0/. * */ package com.hypertino.facade.filters.chain.after_rep...
Explain and rewrite the following Scala code:
package com.microsoft.awt.routes import com.microsoft.awt.data.SessionDAO import com.microsoft.awt.data.SessionDAO._ import com.microsoft.awt.forms.MaxResultsForm import com.microsoft.awt.models.Session import org.scalajs.nodejs.express.{Application, Request, Response} import org.scalajs.nodejs.mongodb._ import scala...
Explain and rewrite the following Scala code:
package io.druid.indexer import java.util.{Map => jMap} import io.druid.segment.ProgressIndicator import org.apache.spark.Logging import org.apache.spark.sql.Row import org.apache.spark.sql.types._ import org.joda.time.format.DateTimeFormatter package object spark2 { import scala.language.implicitConversions ty...
Explain and rewrite the following Scala code:
/* * Copyright 2016 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 applicable l...
Explain and rewrite the following Scala code:
package com.velankani.apps.connectxml import org.apache.commons.cli.{Options, ParseException, PosixParser} import org.apache.spark.mllib.linalg.Vector import org.apache.spark.mllib.feature.HashingTF import twitter4j.auth.OAuthAuthorization import twitter4j.conf.ConfigurationBuilder object Utils { val CONSUMER_KEY ...
Explain and rewrite the following Scala code:
/* * Copyright 2014 The SIRIS Project * * 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:
/* * Copyright (C) 2015 Stratio (http://stratio.com) * * 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 com.verizon.bda.trapezium.dal.solr import java.io.File import com.typesafe.config.{Config, ConfigFactory} import org.apache.log4j.Logger import scopt.OptionParser object ClearSolrCluster { case class ClearSolrNodes(configDir: String = null, configFile: String = null, ...
Explain and rewrite the following Scala code:
/* sbt -- Simple Build Tool * Copyright 2010 Mark Harrah */ package sbt.internal.util import Types._ /** * A minimal heterogeneous list type. For background, see * http://apocalisp.wordpress.com/2010/07/06/type-level-programming-in-scala-part-6a-heterogeneous-list basics/ */ sealed trait HList { type Wrap[M[_...
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:
package com.twitter.finagle import com.twitter.conversions.storage._ import com.twitter.finagle.client._ import com.twitter.finagle.dispatch.SerialServerDispatcher import com.twitter.finagle.http.codec.{HttpClientDispatcher, HttpServerDispatcher} import com.twitter.finagle.http.filter.DtabFilter import com.twitter.fin...
Explain and rewrite the following Scala code:
package net.scalytica.symbiotic.core.session import japgolly.scalajs.react.Callback import japgolly.scalajs.react.ScalazReact._ import japgolly.scalajs.react.extra.router._ import net.scalytica.symbiotic.models.AuthToken import net.scalytica.symbiotic.models.party.User import net.scalytica.symbiotic.routing.SymbioticR...
Explain and rewrite the following Scala code:
package de.hska.wifl1011.ws1314.projektarbeit class Auctioneer(auctionhouse: Auctionhouse, auctionsCount: Int) { var auctions: Int = auctionsCount while (auctions > 0) { auctionhouse ! AddAuction(new Auction(scala.util.Random.nextInt())) auctions -= 1 } override def toString(): String = { "Auc...
Explain and rewrite the following Scala code:
package scorex.account import scorex.crypto.EllipticCurveImpl @SerialVersionUID(8568952246932352318L) case class PrivateKeyAccount(seed: Array[Byte], privateKey: Array[Byte], override val publicKey: Array[Byte]) extends PublicKeyAccount(publicKey) { def this(seed: Array[Byte], keyPair: (Array[Byte], Array[Byte])...
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:
import org.scalatest.FunSuite case class Foo() { } class UserTests extends FunSuite { test("a user should exist") { val f = Foo() assert(f != null) } }
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.ing.bakery.utils import cats.implicits._ import cats.effect.{ContextShift, Effect, IO, Resource, Sync, Timer} import org.scalactic.source import org.scalatest.compatible.Assertion import org.scalatest.funspec.FixtureAsyncFunSpecLike import org.scalatest.{ConfigMap, FutureOutcome, Tag} import scala.concurr...
Explain and rewrite the following Scala code:
/* * This is free and unencumbered software released into the public domain. * * Anyone is free to copy, modify, publish, use, compile, sell, or * distribute this software, either in source code form or as a compiled * binary, for any purpose, commercial or non-commercial, and by any * means. * * In jurisdictio...
Explain and rewrite the following Scala code:
package home import PortScanner.Scanner._ object Entry { val usage: String = """ SKandy: Usage Guide <run SKandy> -scanLocalForPort <port> : Scans a local network for a particular port on all IPs Prints all the found IPs <run SKandy> -scanIPForPorts <IP> : Scans a particular IP f...
Explain and rewrite the following Scala code:
package nicol import org.lwjgl.opengl.{GL11, DisplayMode, Display} /** * A Scene is an object that has a state and is a master to many other object. There may not be more than one Scene active * at the same time. */ trait Scene extends (() => Unit) with Mutable { def >>(that: Scene) = Scene { this.apply ...
Explain and rewrite the following Scala code:
package gitbucket.core.api import gitbucket.core.model.CommitState /** * https://developer.github.com/v3/repos/statuses/#create-a-status * api form */ case class CreateAStatus( /* state is Required. The state of the status. Can be one of pending, success, error, or failure. */ state: String, /* context is a ...
Explain and rewrite the following Scala code:
package com.arcusys.learn.scorm.tracking.states.impl.liferay import com.arcusys.learn.persistence.liferay.model.LFGlblObjectiveState import com.arcusys.learn.persistence.liferay.service.{ LFActivityStateTreeLocalServiceUtil, LFGlblObjectiveStateLocalServiceUtil } import com.arcusys.learn.storage.impl.liferay.LiferayCo...
Explain and rewrite the following Scala code:
package io.aigar.game import scala.math.round import com.typesafe.scalalogging.LazyLogging import com.github.jpbetz.subspace.Vector2 import io.aigar.score.ScoreModification import io.aigar.game.Vector2Utils.Vector2Addons object Virus { final val Min = 10 final val Mass = 100 final val RespawnRetryAttempts = 15 ...
Explain and rewrite the following Scala code:
package by.bsuir.mastering.pavelverk.serialization object StringUtil { def generateRandomString(length : Int, mode : Mode) : String = { val buffer = new StringBuffer() val chars = mode.value val charsLength = chars.length() for (i <- 0 until length) { val index : Int = (M...
Explain and rewrite the following Scala code:
package org.singingwizard.genetics.prographs import scala.runtime.ScalaRunTime trait PortTag { } case class Port[T](name: String, tpe: Type[T], tags: Set[PortTag] = Set()) { type ElementType = T } trait OperationBase { val inputs: IndexedSeq[AnyPort] val outputs: IndexedSeq[AnyPort] override def toString()...
Explain and rewrite the following Scala code:
// Jubatus: Online machine learning framework for distributed environment // Copyright (C) 2014-2015 Preferred Networks and Nippon Telegraph and Telephone Corporation. // // This library is free software; you can redistribute it and/or // modify it under the terms of the GNU Lesser General Public // License version 2.1...
Explain and rewrite the following Scala code:
package com.fulldeep.evaluation; import com.fulldeep.indexation._ import com.fulldeep.modeles._ import scala.util.Random class EvalIRModele(val model:IRmodele.IRmodele, val measure:EvalMeasure,val queries: List[Query]){ var mean :Seq[Float]=Seq() var std :Seq[Float]=Seq() var evalValue:Float=0.0f...
Explain and rewrite the following Scala code:
object Settings { // when changing this, also look at 'scripts/gradingImpl' and the files in s3/settings // val courseId = "progfun-2012-001" def baseURL(courseId: String) = courseId match { case "progfun-003" | "reactive-001" => "https://class.coursera.org/" + courseId case "progfun-epfl...
Explain and rewrite the following Scala code:
/** * Copyright 2015 Mohiva Organisation (license at mohiva dot com) * * 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 req...
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:
/* * Copyright 2011-2021 Asakusa Framework Team. * * 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.eevolution.context.dictionary.domain.api.service import com.eevolution.context.dictionary.api import com.eevolution.context.dictionary.domain.model.Migration trait MigrationService extends api.Service[Migration, Int] { //Definition }
Explain and rewrite the following Scala code:
/* * Copyright 2019 CJWW Development * * 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 agree...
Explain and rewrite the following Scala code:
package skinny.controller.feature import skinny.Format import skinny.engine.context.SkinnyEngineContext import skinny.engine.json.EngineJSONStringOps import skinny.engine.response.ResponseStatus import skinny.logging.LoggerProvider import skinny.exception.ViewTemplateNotFoundException import skinny.json.JSONStringOpsC...
Explain and rewrite the following Scala code:
package napplelabs.swish.commands import napplelabs.swish.{ServerConfig, Swish} /** * Created by IntelliJ IDEA. * User: zkim * Date: Nov 30, 2009 * Time: 1:43:00 AM * To change this template use File | Settings | File Templates. */ object ScpPullFile { def apply(remoteFile: String, localPath: String, sc: S...
Explain and rewrite the following Scala code:
package me.shadaj.gcj.parser import java.io.PrintWriter import scala.io.Source import Timing._ class Problem[T <: TestCase: TestCaseSeqConverter] { def solve(in: String, out: String, unneededLines: Int) { val input = Source.fromFile(in) val output = new PrintWriter(out) input.getLines.drop(unneededLi...
Explain and rewrite the following Scala code:
package opennlp.scalabha.classify import opennlp.scalabha.util.LogNum import scala.io.Source /** * An application that reads in a standard format set of CSVs representing * instances, trains a Naive Bayes model, and then outputs the predictions * on a second set of instances (ignoring the labels). */ object Class...
Explain and rewrite the following Scala code:
package actors import akka.actor.Actor import play.api.libs.json.Json import models.Category class CategoriesActor extends Actor { def receive = { case ListCategories() => sender() ! Json.toJson(Category.list) } } case class ListCategories()
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:
/* * Copyright 2016 Frugal Mechanic (http://frugalmechanic.com) * * 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...
Explain and rewrite the following Scala code:
package jp.co.bizreach.play2stub import java.io.File import java.net.{URL, URI} import com.fasterxml.jackson.databind.node.ObjectNode import com.fasterxml.jackson.databind.{ObjectMapper, JsonNode} import jp.co.bizreach.play2stub.RoutesCompiler.Route import org.apache.commons.io.{FilenameUtils, FileUtils} import play....
Explain and rewrite the following Scala code:
package ee.cone.c4gate import ee.cone.c4actor._ import ee.cone.c4di.c4 trait ActorAccessAppBase trait ManagementAppBase extends ActorAccessApp /*with PrometheusApp*/ with SyncTxFactoryImplApp // trait PrometheusAppBase extends DefPublishFullCompressorApp trait AvailabilityAppBase trait DefPublishFullCompressorAppBa...
Explain and rewrite the following Scala code:
package signal import collection.immutable._ object PSD { /** Estimates the power spectral density of a signal. * * === Algorithm === * The PSD is estimated using a Fast Fourier Transform. The sequence of * steps is as follows: * * 1. The signal is transformed using the FFT. * * ...
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:
package spark.storage package object Selector { type T = (Any) => Option[Any] }
Explain and rewrite the following Scala code:
package main.scala.overlapping.timeSeriesOld import breeze.linalg.DenseVector import main.scala.overlapping.containers.TSInstant import scala.reflect.ClassTag /** * Created by Francois Belletti on 9/24/15. */ abstract class Predictor[IndexT : ClassTag] extends Serializable{ def selection: (TSInstant[IndexT],...
Explain and rewrite the following Scala code:
package temportalist.compression.main.client.model import java.util import com.google.common.base.Function import net.minecraft.client.Minecraft import net.minecraft.client.renderer.block.model.SimpleBakedModel.Builder import net.minecraft.client.renderer.block.model.{BuiltInModel, IBakedModel, SimpleBakedModel} impo...
Explain and rewrite the following Scala code:
package utils.pageobjects.s_about_you import utils.WithBrowser import utils.pageobjects._ /** * PageObject pattern associated to S7 about you EEA pension and insurance. */ final class GPaymentsFromAbroadPage(ctx:PageObjectsContext) extends ClaimPage(ctx, GPaymentsFromAbroadPage.url) { declareYesNo("#eeaGuardQuest...
Explain and rewrite the following Scala code:
import com.twitter.conversions.time._ import com.twitter.finagle.http.{HttpMuxer, Request, Response, Status} import com.twitter.finagle.Service import com.twitter.logging.Formatter import com.twitter.server.TwitterServer import com.twitter.util.{Await, Future, Time} import java.net.InetSocketAddress object AdvancedSer...
Explain and rewrite the following Scala code:
/* * @author Genc Mazlami * * Copyright 2013 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 * * U...
Explain and rewrite the following Scala code:
import scala.quoted._ class Foo { def f[T2: Type](e: Expr[T2])(using QuoteContext) = e match { case '{ $x: *:[Int, $t] } => '[ *:[Int, $t] ] } }
Explain and rewrite the following Scala code:
package jadeutils.xmpp.utils import java.io.BufferedReader import java.io.BufferedWriter import java.io.Reader import java.io.Writer import java.io.InputStream import java.io.InputStreamReader import java.io.IOException import java.io.OutputStream import java.io.OutputStreamWriter import java.net.Socket import java.n...
Explain and rewrite the following Scala code:
package com.github.andr83.parsek.formatter import java.util.Locale import com.github.andr83.parsek._ import com.github.nscala_time.time.Imports._ import org.joda.time.format.{DateTimeFormat, DateTimeFormatter} /** * @author andr83 */ @SerialVersionUID(1L) trait DateFormatter extends Serializable { def format(dat...
Explain and rewrite the following Scala code:
package sri.web.examples.styles import sri.web.styles.WebStyleSheet object Theme extends WebStyleSheet { val flexOneAndCenter = style(flex := 1, alignItems.center, justifyContent.center) val flexOneAndDirectionRow = style(flex := 1, flexDirection.row) val bigText = style(fontWeight := "500", font...
Explain and rewrite the following Scala code:
/* * Copyright 2012-2014 Comcast Cable Communications Management, LLC * * 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 * * Unl...
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 scala.compiletime.ops.double.* object Test { summon[2.0 + 3.0 =:= 6.0 - 1.0] summon[1763.0 =:= 41.0 * 43.0] summon[2.0 + 2.0 =:= 3.0] // error summon[29.0 * 31.0 =:= 900.0] // error summon[Double <:< Double + 1.0] // error summon[1.0 + Double <:< Double] val t0: 2.0 + 3.0 = 5.0 val t1: 2.0 + 2....
Explain and rewrite the following Scala code:
/** * This code is generated using [[https://www.scala-sbt.org/contraband/ sbt-contraband]]. */ // DO NOT EDIT MANUALLY package sbt.internal.bsp /** * @param options Additional arguments to the compiler. For example, -deprecation. * @param classpath The dependency classpath for this target, must ...
Explain and rewrite the following Scala code:
/* date: Dec 16, 2011 FILE PORT <was CMD LINE ARGUMENT> Provides the following services: Extract filename: PathFile.getFileName(s) Extract pathname: PathFile.getPathName(s) Stores pathname in Session provided current filename has path: Session.setPath(..) If current filename lacks a pathname...
Explain and rewrite the following Scala code:
trait Super[T] case class Sub[T](v: T) extends Super[T] def upgrade[I, O](f: I => Set[O]): I => Set[Super[O]] = f andThen (z => /*start*/z.map(Sub(_))/*end*/) //Set[Super[O]]
Explain and rewrite the following Scala code:
/** * Copyright (C) 2008 Scalable Solutions. */ package se.scalablesolutions.skalman import javax.persistence.{EntityManager, NoResultException} import java.util.{List => JList} import javax.ejb.{TransactionAttribute, TransactionAttributeType} import scala.collection.jcl.Conversions._ import ManagedComponentCont...
Explain and rewrite the following Scala code:
import scala.tools.partest._ object Test extends DirectTest { override def extraSettings: String = "-usejavacp -Vprint:patmat,posterasure -Ystop-after:posterasure" override def code = """object A { | def unapplySeq(a: Int) = new collection.SeqFactory.UnapplySeqWrapper(collection.mutable.ArrayBuffer(1,...
Explain and rewrite the following Scala code:
package scamr.io import org.apache.hadoop.io.{Writable, IntWritable, ArrayWritable} class IntArrayWritable(values: Array[IntWritable]) extends ArrayWritable(classOf[IntWritable]) { if (values != null) this.set(values.asInstanceOf[Array[Writable]]) def this() = this(null) }
Explain and rewrite the following Scala code:
/** * Licensed to Big Data Genomics (BDG) under one * or more contributor license agreements. See the NOTICE file * distributed with this work for additional information * regarding copyright ownership. The BDG licenses this file * to you under the Apache License, Version 2.0 (the * "License"); you may not use ...
Explain and rewrite the following Scala code:
package scalax.collection.constrained import collection.Set import org.scalatest.{Suite, Suites} import org.scalatest.Informer import org.scalatest.matchers.ShouldMatchers import org.scalatest.Ignore import scalax.collection.GraphPredef._ import scalax.collection.GraphEdge._ import generic.GraphFactory imp...
Explain and rewrite the following Scala code:
package com.earldouglas.xwp import sbt._ import sbt.Def.taskKey import sbt.Def.settingKey import sbt.Keys._ object WarPlugin extends AutoPlugin { import Keys.{`package` => pkg} override def requires = WebappPlugin object autoImport { val inheritJarManifest = settingKey[Boolean]("inherit .jar manifes...
Explain and rewrite the following Scala code:
package com.karasiq.shadowcloud.server.http.webzinc import java.net.{URI, URLDecoder} import scala.concurrent.Future import akka.NotUsed import akka.http.scaladsl.model.headers.`Content-Disposition` import akka.http.scaladsl.server.{Directives, Route} import akka.stream.scaladsl.Source import akka.util.ByteString i...
Explain and rewrite the following Scala code:
package coursier.bootstrap.launcher.credentials import utest._ import scala.compat.java8.OptionConverters._ object DirectCredentialsTests extends TestSuite { val tests = Tests { test("no password in toString") { val cred = new DirectCredentials("host", "alex", "1234") assert(cred.getUsernameOpt.as...
Explain and rewrite the following Scala code:
package edu.mit.csail.sdg.ormolu.form.ops import edu.mit.csail.sdg.ormolu.rel.Relation import edu.mit.csail.sdg.ormolu.form.Formula import edu.mit.csail.sdg.hsqldb.data.access.table.Values import edu.mit.csail.sdg.hsqldb.syntax.value.CaseSpec import edu.mit.csail.sdg.hsqldb.data.access.Subquery /** * A co...
Explain and rewrite the following Scala code:
package scala.collection import scala.{collection => sc} import scala.collection.{mutable => scm, immutable => sci, concurrent => scc} import org.junit.runner.RunWith import org.junit.runners.JUnit4 import org.junit.Test import scala.reflect.ClassTag import org.junit.Assert._ /* Tests various maps by making sure the...
Explain and rewrite the following Scala code:
package equellatests.pages.moderate import com.tle.webtests.framework.PageContext import equellatests.browserpage.{CommonXPath, LoadablePage, TitledPage} import equellatests.sections.search._ import org.openqa.selenium.By case class ManageTasksPage(ctx: PageContext) extends TitledPage("Manage tasks", "access/mana...
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 mllib.perf.clustering import java.util.Random import breeze.linalg.{DenseMatrix => BDM, DenseVector => BDV} import org.json4s.JValue import org.json4s.JsonDSL._ import org.apache.spark.SparkContext import org.apache.spark.mllib.clustering.GaussianMixture import org.apache.spark.mllib.linalg.{Vector, Vectors}...
Explain and rewrite the following Scala code:
import sbt._ object Version { val hadoop = "2.6.0" val logback = "1.1.2" val mockito = "1.10.19" val scala = "2.11.7" val scalaTest = "2.2.4" val slf4j = "1.7.6" val spark = "1.6.0" } object Library { val hadoopClient = "org.apache.hadoop" % "hadoop-client" % Version.hadoop val logbackClassic = "ch....
Explain and rewrite the following Scala code:
package main.scala.dao; /** * @author terry */ object Scopus{ import main.scala.model.{Scopus=>ScopusObject} def create(p:ScopusObject){ // query='INSERT INTO '+cf+' (scopus_eid,scopus_pii,scopus_ait_sort_date,'+ // 'scopus_doi,scopus_pmid,scopus_title,scopus_volume...
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) 2015 Stratio (http://stratio.com) * * 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 2017 helloscala.com * * 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 ...
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:
/** * Copyright 2015, deepsense.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 applicable law or agreed ...
Explain and rewrite the following Scala code:
/** * Copyright (C) 2011 Orbeon, Inc. * * This program is free software; you can redistribute it and/or modify it under the terms of the * GNU Lesser General Public License as published by the Free Software Foundation; either version * 2.1 of the License, or (at your option) any later version. * * This program i...
Explain and rewrite the following Scala code:
package com.twitter.scalding import scala.collection.mutable.{Buffer, ListBuffer} import scala.annotation.tailrec import cascading.tuple.Tuple import cascading.tuple.TupleEntry import org.apache.hadoop.mapred.JobConf import org.apache.log4j.Logger import org.apache.log4j.varia.NullAppender object JobTest { def appl...
Explain and rewrite the following Scala code:
package net.sansa_stack.query.spark.datalake import net.sansa_stack.datalake.spark.{Run, SparkExecutor} import org.apache.spark.sql.{DataFrame, SparkSession} object DataLakeEngine { /** * Run the sparkAll query engine * @param queryFile the file containing queries or a single query * @param mappingsFile t...
Explain and rewrite the following Scala code:
package net.janvsmachine.fpinscala import org.scalacheck.Gen import org.scalacheck.Prop._ import org.scalatest.PropSpec import Stream._ import org.scalatestplus.scalacheck /** * Tests for the Stream methods re-implemented using unfold. * These should all behave as their explicitly implemented counterparts. */ clas...
Explain and rewrite the following Scala code:
class C { def foo: Int = 0 } class E extends C { override def foo: Int = { (None: Option[Int]).getOrElse { class C E.super.foo } } } object Test { def main(args: Array[String]) { new E().foo } }