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Types and generics: difference between `[X <: Int]` and `{type X <: Int }`

score 122 · Answer 1 · 2015-06-22 16:53:55

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Types and generics: difference between `[X <: Int]` and `{type X <: Int }`

122 views Asked by Eugene Loy At 22 June 2015 at 16:53

score 241 · Answer 2 · 2016-12-18 22:48:16

Why can't the compiler figure out (_ >: T) => (_ <: V[_ <: U]) <: T => V[U] for V[+_]?

241 views Asked by HTNW At 18 December 2016 at 22:48

score 407 · Answer 3 · 2017-01-05 19:05:15

Could not deduce KnownNat in two existentials with respect to the singletons library

407 views Asked by David McHealy At 05 January 2017 at 19:05

score 251 · Answer 4 · 2014-11-22 09:33:47

General 'typeless' STack in Haskell

251 views Asked by shivanker.goel At 22 November 2014 at 09:33

score 273 · Answer 5 · 2013-12-05 09:41:03

How to construct wildcard type in Scala macro?

273 views Asked by ghik At 05 December 2013 at 09:41

score 3065 · Answer 6 · 2013-12-20 19:51:35

Where is the scaladoc for scala.language.existentials?

3k views Asked by Lai Yu-Hsuan At 20 December 2013 at 19:51

score 220 · Answer 7 · 2017-09-03 08:54:04

Existentials vs Covariance in Scala

220 views Asked by jhegedus At 03 September 2017 at 08:54

score 328 · Answer 8 · 2013-09-01 14:43:19

Existentially quantified types Could not deduce in the typeclass context

328 views Asked by highfly22 At 01 September 2013 at 14:43

score 2677 · Answer 9 · 2013-09-13 17:10:24

How to describe and fix this Scala type mismatch error?

2.6k views Asked by Rob N At 13 September 2013 at 17:10

score 142 · Answer 10 · 2020-10-02 08:51:00

Is there a way to bind the supressed type variable of an existential data type during pattern matching?

142 views Asked by Dufaer At 02 October 2020 at 08:51

TechQA.

List Question

Types and generics: difference between `[X <: Int]` and `{type X <: Int }`

Why can't the compiler figure out (_ >: T) => (_ <: V[_ <: U]) <: T => V[U] for V[+_]?

Could not deduce KnownNat in two existentials with respect to the singletons library

General 'typeless' STack in Haskell

How to construct wildcard type in Scala macro?

Where is the scaladoc for scala.language.existentials?

Existentials vs Covariance in Scala

Existentially quantified types Could not deduce in the typeclass context

How to describe and fix this Scala type mismatch error?

Is there a way to bind the supressed type variable of an existential data type during pattern matching?

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