Learn to Code, One Guide at a Time

🌐 Web Development

Build a strong foundation for the web — structure, logic and type safety.

HTML

Document structure, forms, tables, media, semantic HTML, accessibility, SEO and best practices — 25+ in-depth guides.

Start with HTML →

JavaScript

From variables and hoisting to closures, async and modern ES syntax — the complete 0 to 100 JavaScript journey.

Start with JavaScript →

TypeScript

Type annotations, interfaces, generics and how TypeScript works under the hood.

Start with TypeScript →

⚙️ Backend Development

Take JavaScript to the server and build real APIs and full-stack apps.

Node.js

Event loop, modules, streams, HTTP servers, worker threads, MVC architecture and GraphQL.

Start with Node.js →

Express.js

Routing, middleware, MongoDB and SQL integration, security and TypeScript setup.

Start with Express →

Next.js

App router, rendering strategies, optimizations, deployment and security best practices.

Start with Next.js →

💻 Programming Languages

Learn general-purpose languages used everywhere — from scripting to mobile apps.

Python

Data types, OOP, file handling, decorators, iterators, regex and virtual environments.

Start with Python →

Java

Core Java and OOP — classes, inheritance, polymorphism, encapsulation, abstraction, interfaces and exception handling.

Start with Java →

Swift & SwiftUI

Swift fundamentals plus SwiftUI layout, navigation, animations, gestures and data flow for iOS apps.

Start with Swift →

🗄️ Databases

Store, query and manage data with the world’s most popular databases.

MySQL

Understand what MySQL is and how relational databases work.

Start with MySQL →

PostgreSQL

Data types and core concepts of the most advanced open-source database.

Start with PostgreSQL →

🚀 DevOps & Deployment

Ship your code with confidence — version control, containers and cloud deployment.

Git & DevOps

Git from beginner to advanced, plus full Node.js deployment to AWS.

Start with Git →

Docker

Containers vs VMs, CLI commands, Dockerizing apps, networking and Docker Compose — a complete hands-on series.

Start with Docker →

🎯 Interview Preparation

Crack your next interview with focused question banks and DSA practice.

Interview Questions

Curated JavaScript and React interview questions, including 100 objective-based questions.

Start Preparing →

DSA with JavaScript

Stack, queue and linked list problems — sorted by Easy, Medium and Hard.

Start Solving →

Tips & Tools

Handy references like regular expressions and HTTP response status codes.

Explore Tips →

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Why Guide Docs?

Beginner Friendly

Every guide starts from zero — no prior experience assumed, with plenty of runnable examples.

Always Growing

New guides are added regularly across languages, frameworks and tools.

Open Source

Found a typo or want to add a guide? Contributions are always welcome on GitHub.