scala Archives - Page 3 of 5

Are there any best-practice guidelines on when to use case classes (or case objects) vs extending Enumeration in Scala? They seem to offer ...

As I understand it, in Scala, a function may be called either by-value or by-name For example, given the following declarations, do we ...

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I noticed that Scala provide lazy vals. But I don’t get what they do. scala> val x = 15 x: Int = 15 ...

I’m trying to call a Shapeless macro from inside a quasiquote with Scala and I’m not getting what I would like to get. ...

In a simple way, what are context and view bounds and what is the difference between them? Some easy-to-follow examples would be great ...

How do I break out a loop? var largest=0 for(i<-999 to 1 by -1) { for (j<-i to 1 by -1) { val ...

You can find the following on the web: Higher kinded type == type constructor? class AClass[T]{...} // For example, class List...

Scala doesn’t have type-safe enums like Java has. Given a set of related constants, what would be the best way in Scala to ...

What is the difference between a var and val definition in Scala and why does the language need both? Why would you choose ...