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

In this video, I solve the LeetCode 3Sum Closest problem using Java. The solution uses sorting and the two-pointer technique to ...

Your stream pipeline fails with NullPointerException when processing a list containing null values. How do you handle this ...

In this video, we explain how to insert a node at the end of a Doubly Linked List step by step. You'll understand the node structure, ...

Struggling with array and string problems in coding interviews? The Two-Pointer Technique is one of the most powerful and ...

In this video, we explain how to insert a node at the beginning of a Doubly Linked List in a simple and structured way. You'll learn ...

Java intentionally eliminated user-level pointers during its design phase, a feature that distinguishes it from C/C++, where ...

In this video, we explain how to delete the first node of a linked list in a simple and structured way. Learn how the head pointer is ...

Learn LeetCode 2110 with a simple explanation, pointer walkthrough, and optimized Java solution. Understand smooth descent ...

In this video, we explain how to delete the first node of a Doubly Linked List step by step. You'll learn how to correctly update the ...

In this video, we explain how to traverse a linked list step by step to access and display all elements. Learn how pointers move ...

Learn practical, interview-ready Java techniques for reliable automation in CI/CD. This short 6-minute guide covers why Java ...

Rotate Linked List Clockwise by K Nodes | Quick Algorithm Learn to rotate a linked list clockwise by K positions! ✓ Calculate ...

Memory management is one of the most misunderstood topics in software engineering. In this video, I explain how memory ...

In this video, I explain how to solve LeetCode 2110: Number of Smooth Descent Periods of a Stock using an optimized Sliding ...

norton #ibm #1980s Peter Norton's “Inside The IBM PC” was essential reading for anyone who wanted to understabd how the PC ...

BINARY SEARCH IN JAVA (DSA Tutorial): Ready to level up your Data Structures and Algorithms game? This video breaks down ...

Object Oriented Programming (Source Code): https://github.com/sosumit001/OOP_IN_C OOP in C by implementing real Abstract ...

In this video, we explain how to delete the last node of a Doubly Linked List step by step. You'll learn how to safely update the ...

In this video, I solve the LeetCode 3Sum problem using Java. The goal is to find all unique triplets in an array whose sum is zero.