Dyskusje Q&A
Did anybody implement Binary Search tree as map Abstract data type in c or is that on any book? Could you share on this post
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1 Odpowiedź
What is benefit of abstract class and interface in program ? Can i write a program without them ? Thanks
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what is the need of abstract classes/interfaces if they contain no information or any description of any methods?
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Why does this give error?
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What is the use of interface concept in oops ,what are the differences among interface,inheritance and abstract class in Java ?
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what is exact abstract class in php, and the difference between other declaration like static, protected and private?
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Although we have a default protected constructor in abstract class , why we can't create a new instance from it?
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17.1 why do we need a abstract void were you can call the and just make the void with the same names.
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Can you help me explain abstract for java in the simplest way? Until the moment I don't understand it, even though I tried.
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Polymorphism
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What's the point of having abstract class if anyway we have to declare and define the method again in the inheriting class ?
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How can the subclass override a
concrete method of the
superclass and declare it as
abstract?
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So the only difference between interface and an abstract class is that you can't encapsulate them and can't use properties in them?
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java terminology help: I was doing a java code in eclipse and it says to add keyword 'abstract' to base class
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We are told that an abstract method is a
method that is declared without an implementation. What is an implementation, and how does this method look like exactly ?
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Lets say i want to use methods of an abstract class, is there any way i can do it without overriding one of its methods ??
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Fill in the blanks that define an abstract Animal class and a dog class that inherits from it.
class Animal{
public:
virtual void bark()=___;
};
class Dog __ Animal{
public:
_____bark(){
cout<<"Woof!";
}
};
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