Learn TypeScript - JavaScript with Superpowers

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Master TypeScript and write safer, more maintainable code. Add static typing to JavaScript and catch errors before they reach production.

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Topics You'll Master

types10 questions interfaces10 questions functions10 questions classes10 questions generics10 questions enums10 questions async10 questions utility types10 questions advanced types5 questions modules6 questions decorators5 questions type guards5 questions

What You'll Learn

Type annotations and type inference

Interfaces and type aliases

Generics for reusable code

Union and intersection types

Enums and literal types

Advanced types (mapped, conditional)

Type guards and type narrowing

Integration with modern frameworks

Career Paths with TypeScript

Frontend Developer

Build type-safe React/Angular/Vue applications

Full-Stack Developer

Create end-to-end typed applications

Enterprise Developer

Work on large-scale, maintainable codebases

Frequently Asked Questions

Should I learn JavaScript first?

Yes, TypeScript builds on JavaScript. Learn JS basics first, then add TypeScript.

Is TypeScript harder than JavaScript?

TypeScript adds complexity but also clarity. The learning curve is worth the benefits.

Do companies use TypeScript?

Yes! Microsoft, Google, Airbnb, Slack, and many others use TypeScript in production.

JavaScript

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