Can an unreferenced object be referenced again?
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Explain creating threads by extending thread class ?
What is preflight request?
What is the difference between numeric and integer?
Can you add null to a list java?
Is there a case when finally will not execute?
What is skeleton and stub?
What is the difference between equals() and?
Is empty string in java?
How to perform linear search in java?
A non-static inner class may have object instances that are associated with instances of the class’s outer class. A static inner class does not have any object instances.
What is r in java?
Marker interface means , interface which has no methods.Then what is the necessity of its usage.I read "it tells the compiler that it should be treated differently ". "It is used to store state of an object". But still am not clear.Please explain clearly.