What is number data type in java?
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Can we have any code between try and catch blocks?
Can the garbage collection be forced by any means?
Explain restrictions on using enum?
How do generics work?
Hi i am creating desktop application in that i want calling to mobile number. i have java telephone api (JTAPI) but i dont understand how it configure & use plese help me
What is polymorphism and what are the types of it?
What is the += operator called?
Can you give names of Container classes?
What are the differences between the constructors and methods?
What is meant by design patterns?
Are floats faster than doubles?
How do you compare objects in java?