lambda

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Can currying be used with lambda functions?

This piece o开发者_如何学Pythonf code fails to compile and I don\'t know if it is because it can not be done, lambdas do not inherit from binary_function, or it is just that I\'m getting the syntax wr[详细]

2023-03-30 16:32 分类：问答
Lambda Expression "Contains"

I use a dynamic filter, that filters a collection using object properties, operators and values. Now, if the property is a string, the operator is \"contains\" and the value is \"word\", the filtered[详细]

2023-03-30 15:09 分类：问答
Why can't I declare a struct variable inside a lambda in c++0x?

Here\'s the code. #include<struct.h> #include<iostream> #include<functional> using namespace std;[详细]

2023-03-30 12:10 分类：问答
LINQ to SQL lambda where [nullable object must have a value error]

I\'m getting the error [nullable object must have a value] And it\'s point at the following part of the code[详细]

2023-03-29 17:24 分类：问答
Prolog: iteration

Good evening, i have a simple problem, and i warn you that i am very new with prolog. Suppose to have three lists of the same size, each containing only 1s, 0s or -1s.[详细]

2023-03-29 17:07 分类：问答
C# Extension Methods

I\'m currently trying to write an extension method, but it doesn\'t seem to be operating as intended.Before we delve too much deeper, here\'s the code I have:[详细]

2023-03-29 16:29 分类：问答
Tailcall parameter in Expression.Lambda

What is the reason behind giving a parameter for tailcall optimization in Expression.Lambda(Expression body,bool tailcall,[详细]

2023-03-29 15:07 分类：问答
Lambda capture problem with iterators?

Apologies if this question has been asked already, but suppose we have this code (I\'ve run it with Mono 2.10.2 and compiled with gmcs 2.10.2.0):[详细]

2023-03-29 13:51 分类：问答
What are the advantages of proc functions to methods

I was solving some problems on Project Euler and I mentioned that I always wrap short methods in proc functions. I asked myself \"Why?\". The answer was \"I don\'t know. Maybe because it is short?\".[详细]

2023-03-28 19:15 分类：问答
How to call a closure that is a class variable?

class MyClass { var $开发者_运维知识库lambda; function __construct() { $this->lambda = function() {echo \'hello world\';};[详细]

2023-03-28 18:28 分类：问答