🔥 How to Sort HashMap in Java | Before & After Java 8 Explained with Code
📌 In this video, we’ll learn *how to sort a HashMap in Java* — using both *pre-Java 8 techniques* and the **Java 8 Stream API**.
We’ll go step-by-step with full code, explanation, and a clear voiceover so you can *understand not just the how, but the why* behind each step.
👨💻 Topics Covered:
Sorting HashMap by values (Before Java 8)
Using `Collections.sort()` and custom `Comparator`
Sorting HashMap with Java 8 Stream API
`Map.Entry.comparingByValue()` explained
Why we use `LinkedHashMap` for preserving order
✅ Whether you're a beginner or brushing up for interviews, this video is for you!
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