12 Smart & Best Web App Ideas for Startups in 2025
Innovative concepts that developers can actually build and scale Summary: This blog has twelve scalable web app ideas you can use to start a business that is relevant in a…
Master the Variable-Size Sliding Window Algorithm: 5 LeetCode Solutions
The variable-size sliding window algorithm is one of the most efficient techniques for solving problems involving subarrays or substrings that must satisfy certain conditions. Unlike a fixed-size window, the variable-size…
What is Gamification in Education and How It Works
Imagine you are in a classroom, but instead of boring lectures and long notes, you are earning points for completing assignments. You unlock levels for learning new chapters. You even…
Heap Sort Algorithm Explained: A Beginner Friendly Guide with Leetcode Solutions In Java
When it comes to sorting algorithms, heap sort is one of the most efficient and reliable options. In this article, we'll take a deep dive into heap sort, explaining every…
Median of Two Sorted Arrays Leetcode Problem – 5 Solutions in Java: Naive, Intermediate, Optimal, and More
The median of two sorted arrays problem is a foundational question that showcases your grasp of searching algorithms, edge-case handling, and performance tuning. It often appears in technical interviews because…
Role of AI in Helping You Ace Your Tech Interview and Succeed on the Job
In today’s highly competitive tech industry, preparing for and excelling in job interviews can be daunting. Fortunately, Artificial Intelligence (AI) has emerged as a powerful ally for candidates aiming to…
DFS vs BFS: A Comprehensive Guide with Problems and Solutions in Java
Graph traversal algorithms are essential in many domains of computer science, ranging from network routing to game development. Among the most fundamental graph traversal techniques, Depth First Search (DFS) and…
Palindrome Number Leetcode Problem – 5 Solutions in Java: Naive, Intermediate, Optimal, and More
When working with numbers in programming, one of the interesting problems that often comes up is checking if a number is a palindrome. A palindrome number is a number that…
Master Dynamic Programming and Its 2 Techniques: Memoization and Tabulation
Dynamic Programming (DP) is a technique used to solve complex problems by breaking them down into simpler subproblems. Solving each subproblem once and storing the results can prevent redundant work…
Master Binary Search Recursive & Binary Search Iterative – 5 Leetcode Java Solutions
Binary Search is one of the most efficient searching algorithms widely used in computer science. Whether you are building applications, preparing for coding interviews, or solving algorithmic problems on platforms…