How would overload a function based on return type?
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What is hashing in java?
what is the role of xml in core java?? and how we can use it?? can somebody give a sample program with explanation and from where i can read more about xml?????
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What is a default method?
Can you extend singleton class?
What does it mean to be immutable?
Can we have return statement in finally clause? What will happen?
class A{ some variables; public void a()throws Excepion1,Exception2{....} } class B extends A{ variables... public void a()throws E2,E3{.....} } Qns: here override of methods occurs or not,ore else wil give any compilation error or run properly..plz tell me briefly whts happening with the above codes....
What are the drawbacks of reflection?
Can we execute a program without main() method?
How do you define a set in java?
How do you achieve polymorphism in java?
primitive data types in Java ?