Is array size fixed in java?
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What is the file type?
Why should we create an object? what is a need of it? Apart from access members of a class i want what is a need of object what does it contain?? In normal class to access any member of thaht class we create object where as for static class we access its members using class name. what is a difference between them... thanks in advance.
Where to store local variables?
What is the difference between stringbuffer and stringbuilder class?
How do you make an arraylist empty in java?
how to write a server program and sending the mails to the server using smtp protocol please help me
What is number data type in java?
Explain OOPs concept.
Is simpledateformat safe to use in the multithreaded program?
when you will synchronize a piece of your code? : Java thread
java is fullu object oriented or pure? why?
What is java life cycle?