type-inference

相关标签：javascript jquery android 多少钱 iPhone

Why is Scala's type inference not as powerful as Haskell's?

The type inference engine of Haskell is much more powerful than Scala\'s. In Haskell I rarely have to explicitly write the types whereas in Scala the types can only be inferred in expressions but not[详细]

2023-04-01 02:06 分类：问答
Inferring type class from operator

If I use the + operator, Haskell automatically infers th开发者_Python百科e type class Num: > let add x y = x + y[详细]

2023-03-31 22:17 分类：问答
Lack of type inference results in failed compilation, no instance ambiguities

I am stumped as to why this code compiles with type hints, but does not compile without. There shouldn\'t be any instance ambiguities (there is one instance).[详细]

2023-03-31 03:43 分类：问答
Lookup on object of indeterminate type

I\'m trying to figure out why this doesn\'t compile. type A() = member __.M(f:DateTime -> seq<int>) 开发者_如何学Go= ()[详细]

2023-03-30 21:30 分类：问答
How to work-around the limitations of the type inference in generic methods

I\'m trying to implement the generic method which is intended for converting objects of Tuple<Descendant> type to objects of Tuple<Ancestor> type. I\'ve stuck with a problem which seems to[详细]

2023-03-29 21:08 分类：问答
scala 2.9: plans for type inference of function parameters with default arguments?

I\'m just getting started with Scala.I\'ve been using Python for research programming, and I\'m converting a fairly large (~ 4000 line) Python program.[详细]

2023-03-29 20:19 分类：问答
Have no idea about C++11 type inference

Have no idea about C++11 type inference As I known, there are at least 3 type inferences in C++11: template deduce[详细]

2023-03-29 05:03 分类：问答
Why do 3 and x (which was assigned 3) have different inferred types in Haskell? [duplicate]

This question already has an answer here: 开发者_Go百科What is the monomorphism restriction? (1 answer)[详细]

2023-03-28 04:09 分类：问答
F# and duck-typing

Let\'s say I defined in F# the following two types: type Dog = { DogName:string; Age:int } type Cat = { CatName:string; Age:int }[详细]

2023-03-27 23:56 分类：问答
template argument deduction for constructors [duplicate]

开发者_StackOverflow中文版This question already has answers here: Why not infer template parameter from constructor?[详细]

2023-03-26 05:36 分类：问答