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lbialy
/ gist:81459de956c20307ecf1
Last active
January 23, 2018 17:37
Laravel multiple implementations via IoC
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| ###################################### | |
| <?php | |
| // project_root/app/config/orderrepository.php | |
| return [ | |
| 'implementation' => 'Voipdeploy\Application\Database\Repositories\OrmOrderRepository' | |
| ]; | |
| ?> |
lbialy
/ FP-Implicits-Specification.scala
Last active
October 15, 2018 09:29
Scala - multiple approaches to Specification Pattern
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| object Specification { | |
| type Spec[-A] = A => Boolean | |
| implicit class SpecOps[A](_this: Spec[A]) { | |
| def and(that: Spec[A]) = (item: A) => _this(item) && that(item) | |
| def or(that: Spec[A]) = (item: A) => _this(item) || that(item) | |
| def not = (item: A) => !_this(item) | |
| } |
lbialy
/ patternmatching.ts
Created
November 5, 2015 08:19
Simplified tspatternmatching, updated from simplified form from Michał Załęcki: https://gist.github.com/MichalZalecki/e4119f95c0b7fba2d51c
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| class MatchError extends Error { | |
| } | |
| function match<T, S>(value:T) { | |
| let result:(_:T)=>S; | |
| const context = { | |
| caseOf(predicate:(value:T) => boolean, payload:(_:T)=>S) { | |
| if (!result && predicate(value)) result = payload; | |
| return context; | |
| }, |
lbialy
/ metrics_factorial.scala
Last active
July 24, 2016 21:03
Recursive factorial in scala with performance metrics
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| import org.scalameter._ | |
| object FactorialRunner { | |
| def fact(v: BigInt): BigInt = { | |
| def recFact(v: BigInt, acc: BigInt): BigInt = | |
| if (v == 1) acc else recFact(v - 1, acc * v) | |
| recFact(v, 1) | |
| } |
lbialy
/ conway.scala
Last active
August 2, 2016 06:33
Conway's Game of Life in functional Scala with lazy eval
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| type Position = (Int, Int) | |
| type State = Set[Position] | |
| def gameOfLife(state: State): Stream[State] = | |
| if (state.isEmpty) Stream.empty | |
| else state #:: gameOfLife(nextFrom(state)) | |
| def nextFrom(state: State) = { | |
| for { | |
| field <- getFieldsFromState(state) |
lbialy
/ SixteenElements.scala
Last active
October 21, 2018 01:56
Problem with AHC-based client in http4s
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| import cats.effect.{Effect, IO} | |
| import cats.syntax.flatMap.toFlatMapOps | |
| import cats.syntax.functor.toFunctorOps | |
| import fs2.StreamApp.ExitCode | |
| import fs2.{Pipe, Scheduler, Stream, StreamApp} | |
| import io.circe.Json | |
| import io.circe.jawn.CirceSupportParser | |
| import jawn.Facade | |
| import jawnfs2._ | |
| import org.http4s.client.Client |
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| [ | |
| { | |
| "name" : "com.sun.org.apache.xerces.internal.jaxp.SAXParserFactoryImpl", | |
| "allDeclaredConstructors" : true, | |
| "allPublicConstructors" : true, | |
| "allDeclaredMethods" : true, | |
| "allPublicMethods" : true, | |
| "allDeclaredClasses" : true, | |
| "allPublicClasses" : true | |
| } |
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| at com.oracle.svm.core.util.VMError.unsupportedFeature(VMError.java:102) | |
| at java.lang.ClassLoader.getClassLoader(Target_java_lang_ClassLoader.java:1510) | |
| at java.lang.Package.getPackage(Package.java:280) | |
| at scala.reflect.runtime.JavaMirrors$JavaMirror.packageNameToScala(JavaMirrors.scala:939) | |
| at scala.reflect.runtime.JavaMirrors$JavaMirror.$anonfun$scala$reflect$runtime$JavaMirrors$$makeScalaPackage$1(JavaMirrors.scala:951) | |
| at scala.reflect.runtime.JavaMirrors$JavaMirror.scala$reflect$runtime$JavaMirrors$$makeScalaPackage(JavaMirrors.scala:948) | |
| at scala.reflect.runtime.JavaMirrors.missingHook(JavaMirrors.scala:1355) | |
| at scala.reflect.runtime.JavaMirrors.missingHook$(JavaMirrors.scala:1348) | |
| at scala.reflect.runtime.JavaUniverse.missingHook(JavaUniverse.scala:18) | |
| at scala.reflect.internal.Mirrors$RootsBase.universeMissingHook(Mirrors.scala:82) |
lbialy
/ LazyTypeTagGuardTest.scala
Created
October 6, 2019 21:05
Checking whether native-image is fine with non-evaluated Lazy[TypeTag[A]] guards
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| import scala.reflect.runtime.universe.TypeTag | |
| import shapeless._ | |
| object LazyTypeTagGuardTest { | |
| case class Whatever() | |
| type X | |
| def f[A](xd: A)(implicit ev: Lazy[TypeTag[A]]) = ev.value.tpe.toString |
lbialy
/ ChartJs.scala
Created
December 31, 2021 11:17
GraalVM Polyglot-based Chart.js renderer for Scala + ZIO
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| package analytics | |
| import analytics.ChartJs.ChartJsConfig | |
| import logging.loggerStream | |
| import org.apache.batik.transcoder.{SVGAbstractTranscoder, TranscoderInput, TranscoderOutput} | |
| import org.apache.batik.transcoder.image.{ImageTranscoder, PNGTranscoder} | |
| import org.graalvm.polyglot.{Context, EnvironmentAccess, HostAccess, PolyglotAccess, Source, Value} | |
| import org.slf4j.LoggerFactory | |
| import zio.blocking.Blocking | |
| import zio.stream._ |
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