operator-overloading
Haskell - add typeclass?
Consider the following example: data Dot = Dot Double Double data Vector = Vector Double Double First, i would like to overload + operator for Vector addit开发者_运维技巧ion. If i wanted to overloa[详细]
2023-03-24 04:17 分类:问答Overloading operator==
Guys I have some silly struct let\'s call it X and I also have a fnc (not a member of it) returning a pointer to this struct so it looks like so:[详细]
2023-03-23 23:42 分类:问答Why typecasting operator doesn't work with inherited class?
I ha开发者_JAVA技巧ve two classes: struct B {}; struct D { operator B& (); }; When I do; b = d; // B b; ... D d;[详细]
2023-03-23 00:07 分类:问答Ways for custom logging in C++
I am in progress of refactoring a C++ application of mine. Before I used a macro like LOG(\"something interesting\") // 1[详细]
2023-03-22 21:05 分类:问答Overloaded operator delete in dylib replaces system operator in OSX
I have a dylib written in C开发者_运维问答++ which has an overloaded operator new and delete. When a link my cocoa application with my dylib I have a BAD_ACCESS_ERROR because Cocoa tries to free memo[详细]
2023-03-22 09:17 分类:问答Add operator to third-party type?
I have a third-party library (Mogre), in which is a struct (Vector3)开发者_JAVA百科. I would like to add an overload for the \'+\' operator (no override needed) for this type but am not sure how.[详细]
2023-03-22 06:08 分类:问答How to assign value to left side using Overload operator[]?
I have made the following code:- class A{ bool bFlag[2]; public: A(){ for(inti = 0; i < 2; i++) bFlag[i] = false;[详细]
2023-03-20 12:07 分类:问答Why myClassObj++++ doesn't incur a compile error : '++' needs l-value just as buildin type do?
Why myint++++ compiles fine with VS2008 compiler and gcc 3.42 compiler ?? I was expecting compiler say need lvalue, example see below.[详细]
2023-03-20 01:42 分类:问答Overload resolution failure when streaming object via implicit conversion to string
Disclaimer: I know that implicit conversion to string should be avoided, and that the proper approach would be an op<< overload for Person.[详细]
2023-03-19 18:31 分类:问答How to implement an operator usable before an instance (pre position)
I have a class with the operator* taking a scalar as argument, that allow me to perform the multiplication of an instance of my class with a scalar. I\'d like to be able to multiply a scalar by an ins[详细]
2023-03-19 03:46 分类:问答