What is the difference between comparison done by equals method and == operator?
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Can a method inside a interface be declared as final?
In method overloading ,if i change the return type to Long instead of INT,is the program execute
When throw keyword is used?
Is java an open source?
What do negative exponents mean?
Suppose if we have variable ' I ' in run method, if I can create one or more thread each thread will occupy a separate copy or same variable will be shared?
using equals method overriding which objects are compared?i.e same class objects or other class objects?Explain me.
Is class is a data type?
how to know the total memory occupied by the objects in the ArrayList(Array list may contain duplicate objects)
Differentiate between array list and vector in java.
What is Hash Code in Java?
What are invisible components?.