Optional in Java - Search Videos

Lesson 20 – Optional & Null Safety

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Lesson 20 – Optional & Null Safety

This lesson tackles one of Java’s biggest problems: NullPointerException. You’ll learn how Optional forces explicit handling of missing values, improves code readability, and eliminates entire classes of runtime crashes. What you will learn: • What null really means • Why null causes crashes • How Optional works • Safe value ...

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