Mario Galic

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Mario Galic has asked 48 questions and find answers to 274 problems.

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Mario Galic questions

Pattern for mapping with identity and applying a side-effect
Implementing value equality of functions
Initialisation order throws null pointer on lazy val access
Why is import cats.implicits._ no longer necessary for importing type class instances?
Composing PartialFunctions with orElse when there is a wildcard case
ConcurrentHashMap[String, AtomicInteger] or ConcurrentHashMap[String, Int] for thread-safe counters?
Quickly switching Scala versions from CLI
Replace scalaz ListT with semantically equivalent cats functionality
Structural equality affected by location of case class definition after deserialisation
Type inference changes in Scala 3

Mario Galic answers

sbt equivalent of gradle's JavaExec
Why scala Try-match matches Throwable as success
isEmpty returning false for empty set
Convert Scala condition to Java predicate
Functor for scala.collection.Map[Int, T]
What is the meaning of "val Class.Something(2,_) = doSomething()"?
How to get, during test, file generated by sbt (resourceGenerators)?
How to flatMap cats Applicatives
How to setup different Scala versions on the same machine?
How to execute a Scala3 script when system has both Scala2 and Scala3 installed?