What is difference between pointer and reference?
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What is * argv?
What are variable arguments or varargs?
What do you mean by boolean?
What do you mean by exception handling in Java?
Why is singleton not thread safe?
Which package has light weight components?
Difference between prefix and postfix forms of the ++operator?
What is the use of static import ?
What is synchronization? How it can be achieved?
What is 16 bits called?
Why do we need wrapper classes?
What does isempty () do in java?