Q&A Discussões
Extends
0 Voto
3 Respostas
What is the difference between implement Runnable interface and extends the Thread?
3 Votos
7 Respostas
I do not understand the differences between inheritance, extends and interfaces in JAVA
1 Voto
4 Respostas
Inheritance in java
5 Votos
4 Respostas
what is the diffetence when we say an interface extends another interface and a class implements an interface?
1 Voto
11 Respostas
[Solved] Hello, can you tell me what is the difference between '' extends'' and "implements"in Java?
11 Votos
20 Respostas
import java.awt.DisplayMode;
class VariableType
{
int amount=20000;
int pin=472442;
}
public class DatyTypeNK extends Variable
0 Voto
4 Respostas
class Parent {
public static void show(){
System.out.println("parent class");
}
}
class Child extends Parent
{
0 Voto
2 Respostas
Why does this code only work if i invoke extends and create the subclass in main?
1 Voto
4 Respostas
Is it ok to use a super class as just a base class if it extends to sub classes?
8 Votos
4 Respostaswhy System.out.println("Grr..."); //"Grr..." is not printed ? // but the class dog is extends animal can anyone explain m
3 Votos
5 Respostas
Is writing subclass inside the parent class same as writing subclass and referencing it to parent class using extends ?
1 Voto
2 Respostas
Why java collection framework extends iterable interface even though it needs iterator object to go through the collection?
1 Voto
1 Resposta
How many times can a class extends and implements ? I mean like that : class A extenda()implements() ?
1 Voto
2 Respostas
Exented own classes
0 Voto
3 Respostas
I use all attribut and method Person in all the extends class Person. Can i do all attribut and methods private?
0 Voto
1 Resposta
void meth2 (){...} in classe c1 and void math2 (int a){...} in classe c2 extends c1 is it overloading or over riding??
0 Voto
2 Respostas
Constructor call that is used by the sub class to call a constructor of its superclass
A. new B. extends C. implements D. super
0 Voto
2 Respostas
Hi guys,i have a qus,what do the start do(obj.start())?
I will be grateful if you help me
class Loader extends Thread {
public void run() {
System.out.println("Hello");
}
}
class MyClass {
public static void main(String[ ] args) {
Loader obj = new Loader();
obj.start();
}
}
0 Voto
4 Respostas
Throw Course
0 Voto
1 Resposta
Quente hoje
Ошибка в приложении Sololearn
1 Votes
NEO V2.0
1 Votes
Hello guys,
1 Votes
Sololearn course
1 Votes
Payment by account
0 Votes