This question already has answers here: What is The Rule of Three? (8 answe开发者_开发百科rs) Closed 9 years ago.
I have a pointer to a map that I am trying to delete (this map was allocated with new). This map is valid I think, when I hover on it while debugging, it shows pMap: [0]() ..
I have one question about failed constructor and failed destruct开发者_如何学Cor in C++. I noticed that when the constructor failed, an exception will be thrown. But there is no exception thrown in
I have a Qt app that uses another library where the function output is std::string instead of a QString.
In Visual Studio 2008 (C++) I have a class destructor (Let\'s call this class \'A\') which deletes a pointer to a different class (Let\'s call this class \'B\').
I have observed that after an exception I have an object for which constructor is not called, which causes a lock to be held. What is the best way to improve the situation? Would calling del in an exc
Is this a valid LinkedList destructor? I\'m still sort of confused by them. I want to make sure I\'m understanding this correctly.
I create a window like this: if (someCondition开发者_开发知识库) { MyWindow wnd = new MyWindow();
C++ standard says that modifying an object originally declared const is undefined behavior. But then how do constructors and destructors op开发者_运维知识库erate?
#include <iostream> using namespace std; class B { public: B() { cout << \"Base B()\" << endl; }