What is the difference between abstraction and encapsulation?
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How can you make sure that your singleton class will always return single instance in multi-threaded environment?
How does varargs work in java?
What is oops in java?
Are primitives objects?
Is set ordered in java?
Explain the pointers in Java?
This is related to threads. I have a class with synchronized method m1(). Can I create different instances of this class and execute the m1() for different threads?
What does a za z0 9 mean?
What is lazy activation?
Are arrays dynamic in java?
What is the different between get and post?
What are different types of inner classes ?