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Choosing the wrong Map in Java can silently kill performance or break your multithreaded code ⚠️ In this video, we deep-dive ...

A high-level look at how HashMap stores data internally. Buckets, collisions, and storage and why HashMap is used instead of ...

In this video, I explain how Java HashSet works internally and why it is built on top of HashMap. You will learn: • What a HashSet ...

In this video, I solve the "Isomorphic Strings" LeetCode problem using Java. Problem link: ...

In this video, we solve the problem “Substrings with K Distinct” using an efficient Sliding Window technique. You are given a ...

00:00 - Step-by-Step Explanation Java Code ...

Built LeetCode 706 Design HashMap NO built-in Library! put/get/remove method Core: Buckets (lists) + hash % prime. Collisions?

n this video, we will deeply understand the Java Collection Framework Hierarchy in a very simple and beginner-friendly way.

क्लास कास्ट एक्सेप्शन ठीक है अ क्लास java डॉट lang डॉट इंटीजर कैन नॉट बी ...

Complete Java Collections Framework in 1 Video - Java Collections Framework | DSA in Java Full Course | Master Data ...

In this latest installment, I cover the Collections Framework. This framework is basically how Java deals with data structures.

LeetCode 49 Group Anagrams! Group strings with the same chars & freqs. Pro Tip: Sorted chars = anagram key! "eat","tea" both ...

Day 4 of 100 Days of Code – Solving Ransom Note Using HashMap in Java In this video, we solve the famous LeetCode 383 ...

In this video, we solve the problem “Subarrays With At Most K Distinct Integers” using an efficient Sliding Window technique ...

Two Sum Problem Explained | Java | DSA | LeetCode | From Naive to Optimized | Step by Step In this video, I solve and explain ...

Learn how to solve the "Subarray Sum Equals K" problem (LeetCode 560) using the optimized Prefix Sum and HashMap ...

Struggling with thread-safe Java Sets? Choosing the wrong Set implementation can lead to performance bottlenecks, race ...

This video gives a summary of common Java data structures such as the ArrayList, HashSet, and HashMap. It also gives a ...

Learn how to design a HashMap (Hash Table) from scratch! In this video, we break down one of the most common coding ...

Follow Me ------------------------------------------------------------------ Instagram - https://www.instagram.com/andythakar Links ...

Learn how to solve the Brick Wall problem (LeetCode 554) with a clear, visual step-by-step guide! In this video, we break down ...

Stop memorizing Data Structures and Algorithms — and start seeing how they actually work. In this video, we introduce ...

Array Data Structure Complete Tutorial with Animation & Coding Examples ...

Perfect the implementation is decent and we are so we have been able to demonstrate and implement hash table from scratch ...