How the elements are organized in CardLayout?

5 Answers  

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Do you know why doesn't the java library use a randomized version of quicksort?

0 Answers  

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Is an object null?

0 Answers  

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Define interface?

3 Answers   MindCracker,

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In java, how we can disallow serialization of variables?

0 Answers  

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why string is not taking as primitive datatypes but we r taking it as a class? why explain it?

2 Answers   HP, SparkTG,

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Which is the class in java?

0 Answers  

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how exactly garbage collection take place?

4 Answers  

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interface X{ void m1(); void m2(); } class Child2 extends Object implements X { public void m1(){ System.out.println("Child2 M1"); } public void m2(){ System.out.println("Child2 M2"); } } public class ParentChildInfterfaceDemo { public static void main(String[] args){ X x = new Child2(); X x1 = new Child2(); x.m1(); x.m2(); x.equals(x1); } } Will the above code work? If yes? Can you please explain why the code x.equals(x1) will work as the equals method is called on interface reference vaiable?

2 Answers  

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what do you mean by marker interface in java?

0 Answers  

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what is a static block?

4 Answers  

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Can you use abstract and final both with a method?

0 Answers  

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