Top "Virtual" questions

CRTP to avoid dynamic polymorphism

How can I use CRTP in C++ to avoid the overhead of virtual member functions?

c++ templates virtual crtp

How to find with javascript if element exists in DOM or it's virtual (has been just created by createElement)

I'm looking for a way to find if element referenced in javascript has been inserted in the document. Lets illustrate …

javascript virtual document element exists

Comparison : interface methods vs virtual methods vs abstract methods

What are the advantages and disadvantages of each of these? interface methods virtual methods abstract methods When one should choose …

c# interface virtual abstract

Virtual friend functions for a base class?

I'm in the proccess of learning the language and this is a noob doubt. Is it possible to use a …

c++ class function virtual friend

Calling the overridden method from the base class in C#

Given the following C# class definitions and code: public class BaseClass { public virtual void MyMethod() { ...do something... } } public class A : …

c# inheritance methods virtual overriding

sizeof class with int , function, virtual function in C++?

This is an online C++ test question, which has been done. #include<iostream> using namespace std; class A { }; …

c++ class object virtual sizeof

Unable to create Genymotion virtual devices:Connection timeout

I have successfully installed Genymotion and Virtualbox ,but not able to create virtual devices. The error message as Unable to …

connection timeout virtual device genymotion

Why doesn't polymorphism work without pointers/references?

I did find some questions already on SO with similar title- but when I read the answers they were focussing …

c++ pointers polymorphism virtual

Difference between target google APIs and target android

I'm developing android with SDK 2.3.3 using Eclipse IDE. As you all know to run my app, I should generate virtual …

android virtual device target avd

Why does a virtual function get hidden?

I have the following classes: class A { public: virtual void f() {} }; class B : public A{ public: void f(int x) {} }; …

c++ virtual hide