Why set do not allow duplicates in java?
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How to stop a thread in java? Explain about sleep () method in a thread?
Assume a thread has lock on it, calling sleep() method on that thread will release the lock?
What is the dot operator?
What is Java Reflection API? Why it’s so important to have?
What is the purpose of return statement?
class test { private static void main(String []adsf) { } } explain me that the above code is error or exception
Is it possible to compare various strings with the help of == operator?
How do you use equal in java?
I have one POJO class(Java bean class), it has two variables for that it has setters and getters. Now i have created two objects for that class and i have set the data for those variables through this two objects. Now question is i want check whether those two objects have same data or not, for this write a program? Thanks, Bose.
Is math an abstract class in java?
Why is prepared Statement, Callable Statement used for? What is the need of Batch updates?
Differentiate between overriding and overloading cases?