Is arraylist ordered in java?
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is it mandatory to deaclare all variables public static fianl in interfaces?if i declare like in the below program, public interface A { public static final int I=0; int j=0; } in interface A,what is the difference between I,j?
What are memory tables?
Is heap stored in ram?
How long will it take to learn java?
What is nested top-level class?
What is ellipsis in java?
Can we access the non-final local variable, inside the local inner class?
How are observer and observable used in java programming?
What is jdbc api?
What is an anonymous class in java?
I want to persist data of objects for later use. What’s the best approach to do so?
different types of threads?