Java Optional Class Explained in 1 Minute | Avoid NullPointerException

Описание: Learn Java Optional Class in just one minute!
In this quick video, you’ll understand:
✅ What is Optional in Java
✅ How to create Optional objects
✅ Useful methods like of(), ofNullable(), isPresent(), orElse()
✅ How Optional helps avoid NullPointerException

Perfect for Java beginners and interview preparation!

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