Java Null - Search Videos

37.If you add a null element to a List, Set, and Map – what will happen? #coding #javaee #java

YouTubeBackend Interview Tips

37.If you add a null element to a List, Set, and Map – what will happen? #coding #javaee #java

Can you add null in a List, Set, or Map? This short explains exactly how Java Collections handle null values — with real examples you’ll face in interviews! You’ll learn: Null behavior in List, Set, and Map Why Set allows only one null Which Map throws NullPointerException Real-time coding explanation Perfect for: Java Developers | Spring ...

2K views2 weeks ago

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