#38.1 Java HashSet Explained with Internal Working & Code Examples | HashSet in Java

Описание: "Welcome to Tech-ಬಿಂಬ"

In this video, we explore HashSet in Java in-depth — from how it works internally to why it doesn't allow duplicate elements. You'll learn not just the theory but also real-world code examples and best practices for using HashSet, including with custom class objects.

Topics Covered.

1️⃣ What is HashSet in Java?
2️⃣ How does HashSet internally work?
3️⃣ How does HashSet ensure uniqueness of elements?
4️⃣ What happens when you try to insert a duplicate element?
5️⃣ Code Demo of how hashSet add() works
6️⃣ How to store Custom Class objects in HashSet
7️⃣ Why and how to override equals() and hashCode() when using custom classes

Tip: Watch till the end to see how equals() and hashCode() impact the behavior of HashSet with custom objects.

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