Java HashMap Explained in 60 Seconds ⚡ | Crack Coding Interviews
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YouTubeNexTech
Java HashMap Explained in 60 Seconds ⚡ | Crack Coding Interviews
What is a HashMap in Java? 🤔 In this short video, I’ll explain HashMap in the simplest way with a real-world analogy and Java code. We’ll cover how to add, get, remove, and check elements in a HashMap — all in under 60 seconds! 🚀 Real-life example: Just like a dictionary stores words and their meanings, a HashMap stores key–value ...
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