What does t in java mean?
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What is garbage collector?
what is synchronization and why is it important? : Java thread
I have a Arraylist object, it has duplecate values also. Now question is i want delete duplecate data in that objet with out using Set?
how system.out.println() works?
Is void a data type in java?
What is a functional interface?
How many types of variables are there?
What is object english?
What is widening and narrowing in java? Discuss with an example.
What is a default package ?
What is join () in java?
Explain the difference between abstract classes and interfaces in java?