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In this video, we learn how to reverse an array using the two pointer technique in Java, a very important DSA concept frequently ...

Day 12/150 – LeetCode 150 Interview Questions Series (Java) In this video, we solve the “Trapping Rain Water” problem — one ...

Java uses references which are similar to pointers but it cannot perform arithmetic operations that is we cannot move to previous ...

Welcome to another episode of our DSA Series in Telugu! 💻🔥 In this video, we’ll master one of the most powerful techniques in ...

You declared your variables, you allocated your array with new, you called a method that returned an object -- why are you getting ...

Day 11/150 – LeetCode 150 Interview Questions Series (Java) In this video, we solve the “Container With Most Water” problem ...

Day 8/150 – LeetCode 150 Interview Questions Series (Java) In this video, we solve the “Valid Palindrome” problem — a very ...

Day-64 | #100dayslearningchallenge Pointers are one of the most misunderstood yet foundational concepts in programming. In ...

Te voy a enseñar una forma en la que puedes evitar null pointers exception en Java y además puedes simplificar bastante tu ...

In this video, I explain how to check whether a string is a palindrome using the Two Pointer technique in Java. We use two ...

Day 10/150 – LeetCode 150 Interview Questions Series (Java) In this video, we solve the “3Sum” problem — one of the most ...

The "Arrow Code" of nested null checks is hard to read. Java Optional makes handling null values fluent and safe.

In this video, we break down one of the most confusing topics in Java: null and NullPointerException (NPE). You'll learn: ✓ What ...

In this video, we solve LeetCode Problem 344 – Reverse String, a classic and frequently asked coding interview question. You'll ...

In this video, we solve LeetCode Problem 27: Remove Element using an in-place Two Pointer technique. You'll learn how to ...

Source Code : https://github.com/guptakaran-01/DSA-Codes/blob/main/leetcode-977 #LeetCode #Java #DSA #Algorithms ...

In this video, we solve LeetCode Problem 27: Remove Element using an in-place Two Pointer technique. You'll learn how to ...

Stack vs heap explained simply. In this video, you'll learn the difference between stack and heap memory, how stack memory ...

In this video, we solve the popular coding interview problem “Remove Nth Node From the End of the List” using a simple and ...