Sir Lady Java, a pioneering transgender performer and activist, died Saturday at 82 following a stroke, close friends said.

self written core java notes (topic wise). Contribute to TejasSurse/core-java-notes-Forked-Durga-sir-notes- development by creating an account on GitHub.

Get started with polymorphism in Java and how to do method invocation in polymorphic method calls.

Use Java's extends keyword to derive a child class from a parent class, invoke parent class constructors and methods, override methods, and more.

Sealed classes in Java let developers limit the creation and use of subclasses and preserve the class hierarchy. Here is how sealed classes in Java work.

Pull requests help you collaborate on code with other people. As pull requests are created, they’ll appear here in a searchable and filterable list. To get started, you should create a pull request ...