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In this video, you'll learn how to use HashSet in Java, a dynamic structure ideal for quick searches and avoiding duplicate ...

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 ...

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

HashSet,TreeSet and LinkedList in Java Collection with example.

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 HashSet from scratch! In this video, we explore the internal implementation of the HashSet data ...

In this video, I walk through a real coding interview question exactly the way interviewers expect you to think and communicate.

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

LeetCode 128 – Longest Conseive Sequence | Sorting & HashSet Approach Explained In this video, we solve one of the most ...

In this video of code decode we have explained most asked java tricky interview questions which developers fails to answers ...

Arrays and HashMaps are some of the most important topics in coding interviews — and once you understand them, many ...

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

Neetcode 150 | Contains Duplicate | Complete DSA Series In this video, we solve the LeetCode problem Contains Duplicate ...

Learn how to efficiently solve the 'Subarray with Zero Sum' problem using the Prefix Sum and Hashing technique! In this video ...

LeetCode 36 Valid Sudoku! Check rows/cols/3x3 boxes in O(1) genius Encoding: "rowrval", "colcval", "boxbval" → collision ...

In this video, we solve the LeetCode problem "Longest Substring Without Repeating Characters" using Java. ✓ Sliding Window ...

How to use Records in Java! We'll cover all the most important Java 17 Records features and show you all the rules about how ...

In Class 13, we focus on the Java Collections Framework, which is essential for data storage, manipulation, and real-world ...

Learn how to efficiently find all missing numbers in an array [1, n] using the Index Marking technique! In this video, we break ...

Learn how to solve the 'Contains Duplicate' coding interview problem efficiently using Hash Sets! In this video, we break down ...

In this coding tutorial, we dive deep into the 'Find the Duplicate Number' problem, a popular question in technical interviews at top ...

Learn how to solve the 'Number of Distinct Islands' problem efficiently! 🏝️ In this video, we break down a common coding ...

Learn how to solve the Happy Number problem (LeetCode 202) efficiently! In this video, we break down the mathematical ...

Learn how to find the intersection point of two Singly Linked Lists efficiently! In this video, we explore the 'Intersection of Two ...

Welcome to Lecture 29 of the DSA Series in Telugu! 💻🔥 In this video, we’ll solve one of the most interesting Sliding Window + ...