How do you declare an empty string?
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What are the uses of java?
What is the method to expand and collapse nodes in a jtree?
Does java support multi dimensional arrays ?
What is dynamic dispatch in java?
Which sort is best in java?
Difference between abstract and concrete class ?
How we can run a jar file through command prompt in java?
How we can make copy of a java object?
Difference between abtsract & final
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What is the differnence between String Buffer and String builder despite having knowledge that String builder is faster than String Buffer and last one is threadsafe.please tell another important difference.
What is flush () in java?