michaelahlers

import scalaz.PLens._
import scalaz.Lens._
import scalaz._

case class Name(given: Option[String] = None, family: Option[String] = None)

val givenL: Name @> Option[String] = lensg(a => v => a.copy(given = v), _.given)
val familyL: Name @> Option[String] = lensg(a => v => a.copy(family = v), _.family)

case class Contact(name: Option[Name] = None)

michaelahlers

Scala should have a shot at this classic nerd fight.

Concise version:

(1 to 5).map("*"*).foreach(println)

michaelahlers

Keybase

I hereby claim:

• I am michaelahlers on github.
• I am michaelahlers (https://keybase.io/michaelahlers) on keybase.
• I have a public key ASDxnGn9BcucjilpJv6GW8GVTmYa1Tb7dPtHwA6fsGymMwo

Proof

michaelahlers

# See https://intellij-support.jetbrains.com/hc/en-us/articles/206544859-Mac-OS-specific-configuration-of-the-JVM-options for detials.

-server
-Xms2g
-Xmx2g
-XX:NewRatio=3
-Xss16m
-XX:+UseConcMarkSweepGC
-XX:+CMSParallelRemarkEnabled
-XX:ConcGCThreads=4

michaelahlers

import org.neo4j.driver.v1._
import org.neo4j.graphdb.factory.GraphDatabaseSettings
import org.neo4j.helpers.ListenSocketAddress._
import org.neo4j.kernel.configuration.BoltConnector.EncryptionLevel._
import org.neo4j.kernel.configuration.Connector.ConnectorType._
import org.neo4j.kernel.configuration.Settings.{ FALSE, TRUE }
import org.neo4j.kernel.configuration._
import org.neo4j.test._
import org.scalatest._

michaelahlers

import org.scalamock.scalatest._
import org.scalatest._

import scala.language.implicitConversions

class EntityReferenceSpec extends WordSpec with MockFactory {

  "An entity" that {
    "is also a reference" when {

michaelahlers

#!/bin/bash

BUCKET_NAME="my-bucket"
KEY_PREFIX="my-key-prefix"
DAYS = "10"

aws s3 ls --recursive "s3://$BUCKET_NAME/$KEY_PREFIX" |\
  awk '{$1=$2=$3=""; print $0}' |\
  sed 's/^[[:space:]]*//g' |\
  tr '\n' '\0' |\

michaelahlers

#!/bin/bash

IN_FILE="*.mp4"
OUT_FILE="output.mp4"

ffmpeg \
  -safe 0 \
  -f concat \
  -i <(for file in $IN_FILE; do echo "file '$(pwd)/$file'"; done) \
  -c copy \

michaelahlers

version: '{build}'

skip_branch_with_pr: true

platform:
  - x64

image:
  - macOS
  - Ubuntu

michaelahlers

trait JavaApi {
  def isAuthenticated: Boolean
}

sealed trait IsAuthenticated
object IsAuthenticated {
  def unapply(x: JavaApi): Option[IsAuthenticated] =
    if (x.isAuthenticated) Some(Yes)
    else Some(No)
}