Dynamic Programming

How to deploy a React application to an Amazon EC2 instance (Amazon Linux instance) using Nginx to serve the build files. We will also set up Node Version Manager (NVM) to manage Node.js versions on the EC2 machine and ensure proper directory permissions for smooth deployment.

Low-Level Design Interview Preparation Guide

LLD interview preparation Guideline

Mastering the Template Design Pattern in C#

Mastering the Template Design Pattern in C#, Template Design Pattern in Depth: Structure, Use Cases and Best Practices

Java Interview Questions and Answers Set 1

Prepare for your next tech interview with these top Java interview questions and expert answers. Boost your confidence and crack Java interviews.

How to Create a Class Library in .NET Core

Class Library in .net core. how to create class library in .net core. A class library is a project that contains reusable code such as functions, methods, and classes that can be shared across multiple applications. Class libraries encapsulate logic, making your codebase modular, maintainable and easier to test. step by step guideline for creating .net core class library.

9 Clean Coding Principles Every Developer Should Follow

9 Clean Coding Principles To Keep In Mind, Mastering clean code is essential for building maintainable, scalable, and bug-free software.

Master the Top Design Patterns for Interviews

Master the Top Design Patterns for Interviews With Real-World Examples | preparing for system design or LLD interviews, learning Design Patterns is essential.

Top High-Level Design(HLD) Interview Questions 2025

Top High-Level Design(HLD) Interview Questions and answers, HLD QnA, HLD interview preparation

How to Approach HR Interview Questions

How to Approach HR Interview Questions , What to Keep in Mind While Answering HR Interview Questions, HR Interview Questions and Answers

Mastering React Hooks : The Complete Guide

Learn everything about React Hooks from useState and useEffect to custom hooks, performance optimization and real-world use cases. Ideal for beginners to advanced developers.

Most Popular Tools

Explore our top online tools including a blank page for notes, a QR code generator, word counter and collaborative editor. These free, easy-to-use utilities help you write, analyze, share and organize content faster. Perfect for developers, creators and students to streamline everyday digital tasks efficiently.

Blank Page

Create a blank canvas for your ideas, notes or sketches. Use this tool for rough work and jotting down your thoughts

QR Code Generator

A QR Code Generator is a tool that instantly converts text, URLs or other data into a scannable QR code. Users can create custom QR codes for websites, contact info or messages. It's commonly used for quick access, sharing and printing without needing a backend or complex setup.

Word Counter

Perform various string operations like counting characters, words or letters.

Collaborative Editor

Collab Editor is a powerful, free-to-use online platform that lets you collaborate in real-time. Whether you re working on documents, brainstorming idea, or discussing projects etc