📚 4 Languages Available
Programming Languages
Learn Java, Python, C++ and JavaScript from scratch to advanced. Structured tutorials with real code examples — pick any language and start today.
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Java
Beginner → AdvancedThe language of enterprise & backend
Best for backend development & high-paying product company roles.
OOP & Classes
Collections Framework
Multithreading
Exception Handling
File I/O
Java 8+ Features
Generics
Java Memory Model
12+modules
200+problems
All levelslevel
#1 Language
Start Java →🐍
Python
Beginner → AdvancedThe easiest language to start with
Perfect for beginners, automation, scripting and AI/ML foundations.
Syntax & Basics
Functions & OOP
File Handling
Libraries & Modules
List Comprehensions
Decorators
Automation Scripts
Data Science Basics
10+modules
180+problems
All levelslevel
#2 Language
Start Python →⚙️
C++
Beginner → AdvancedThe language of performance & competitive programming
Essential for system programming, competitive coding and CS fundamentals.
Pointers & Memory
STL Containers
OOP Concepts
Templates
Smart Pointers
Move Semantics
Competitive Programming
Memory Management
10+modules
200+problems
All levelslevel
#3 Language
Start C++ →🟡
JavaScript
Beginner → IntermediateThe language of the web
The only language that runs in the browser — core for any web developer.
ES6+ Syntax
DOM Manipulation
Async / Promises
Fetch API
Closures & Scope
Event Loop
Modern JS Patterns
Error Handling
8+modules
150+problems
Beginner–Intermediatelevel
#4 Language
Start JavaScript →Why learn here?
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Zero to Advanced
Every language starts from absolute basics and goes to interview-level advanced topics. No prior experience needed.
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Real Code Examples
Every concept is paired with a working code example — not pseudocode. Copy, run, modify, understand.
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Interview Aligned
Topics are selected based on what companies actually ask. No fluff, no irrelevant chapters.
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100% Free
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Comfortable with a language? Now practice DSA.
700+ problems with solutions in all 4 languages — Brute Force, Better and Optimal. The fastest way to interview readiness.