higher-order-functions

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Does this higher order function have a name?

I see this pattern everywhere in my code, and in libraries, yet there appears to be no name or abstraction of it that I can find anywhere.[详细]

2023-01-25 02:14 分类：问答
Functional C# - using or returning Action's

Browsing the net for better fault handling in C#, I\'ve com across the following to implementation strategies. The first one is natural to me, while the other implementation I\'m not certain what its[详细]

2023-01-22 00:49 分类：问答
How do I define map and fold on search trees?

I have a search tree that开发者_如何学编程\'s defined as: data (Ord a) => Stree a = Null | Fork (Stree a) a (Stree a) deriving Show[详细]

2023-01-20 21:45 分类：问答
Rationale behind renaming of higher order list operations

What was the rationale behind renaming of higher order list operations in C#? (Examples: map -> Select, filter -> Where开发者_开发百科, fold -> Aggregate)LINQ tries to be roughly familiar to people kn[详细]

2023-01-17 11:41 分类：问答
What do we call this (new?) higher-order function?

I am trying to name what I开发者_运维百科 think is a new idea for a higher-order function. I want to call it a BinaryProjection, but my compatriot wants to call it the Plow. We tossed around the idea[详细]

2023-01-17 01:03 分类：问答
"filter" higher order function in C++

Does C++ standard library and/or Boost have anything similar to the filter function found in functional languages?[详细]

2023-01-14 13:42 分类：问答
Common recursion pattern

I\'m getting used to Haskell\'s higher-order functions. Usually I can replace explicit patterns of recursion with functions like map, fold, and scan. However, I often run into the following recursion[详细]

2023-01-09 13:19 分类：问答
Haskell FlatMap

I am a beginner interested in Haskell, and I have been trying to implement the flatmap (>>=) on my own to better understand it. Currently I have[详细]

2023-01-02 17:53 分类：问答
F# Higher-order property accessors

I just upgraded my prototyping tuple to a record. Someday it may become a real class. In the meantime, I want to translate code like this:[详细]

2023-01-02 09:58 分类：问答
Higher order function « filter » in C++

I wanted to write a higher order function filter with C++. The code I have come up with so far is as follows:[详细]

2022-12-29 12:03 分类：问答