Multithreading

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.

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

Top High-Level Design(HLD) Interview Questions 2025

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

Understanding Method Hiding and Overriding in C#

Understanding Method Hiding and Overriding in C# with new and override with example , Explore method behavior in inheritance, runtime vs. compile-time polymorphism, and the role of new and override in base and derived classes.

Amazon Transaction Logs

Amazon Transaction Logs (example question), Amazon Transaction Logs Interview question

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.

How to Deploy a React App on an Amazon EC2 Instance

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.

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