polymorphism Archives

Java, Programming

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What is the main difference between Inheritance and Polymorphism?

I was presented with this question in an end of module open book exam today and found myself lost. I was reading Head ...

June 1, 2022
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Why does an overridden function in the derived class hide other overloads of the base class?

Consider the code : #include <stdio.h> class Base { public: virtual void gogo(int a){ printf(" Base :: gogo (int) \n"); }; virtual void ...

May 23, 2022
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Polymorphism vs Overriding vs Overloading

In terms of Java, when someone asks: what is polymorphism? Would overloading or overriding be an acceptable answer? I think there is a ...

May 10, 2022
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What is polymorphism, what is it for, and how is it used?

What is polymorphism, what is it for, and how is it used? 28 s 28 If you think about the Greek roots of ...

April 29, 2022
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Is List a subclass of List? Why are Java generics not implicitly polymorphic?

I’m a bit confused about how Java generics handle inheritance / polymorphism. Assume the following hierarchy – Animal (Parent) Dog – Cat (Children) ...

April 20, 2022
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Why do we need virtual functions in C++?

I’m learning C++ and I’m just getting into virtual functions. From what I’ve read (in the book and online), virtual functions are functions ...

April 12, 2022
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When to use virtual destructors?

I have a solid understanding of most OOP theory but the one thing that confuses me a lot is virtual destructors. I thought ...

April 11, 2022
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Polymorphism vs Overriding vs Overloading

The clearest way to express polymorphism is via an abstract base class (or interface) public abstract class Human{ ... public abstract void goPee(); ...

April 6, 2022
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