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Constructor in Java is a special method used to initialize objects when they are created. It runs automatically and has the same ...

Explained Checked Exception and Unchecked Exception through code.

How can we create our own custom exception.

Create a custom immutable class in Java: If you're doing the same work every day… If your salary hasn't moved in years…

Object Cloning in Java- Object Cloning is the process of creating an exact copy of an existing object. It is done using the clone() ...

An interface sets the rules — no implementation, just pure behavior. An abstract class gives a foundation — rules + shared code.