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JavaScript

From fundamentals to practice: DOM, async, modules, patterns, testing, tooling.

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Language Core

0/5

Closures and scope ★ recommended
this, prototypes overview ★ recommended
Modules (ESM) basics ★ recommended
Error handling patterns ★ recommended
Data structures in JS (Map/Set) ★ recommended

Async

0/5

Promises patterns ★ recommended
async/await and error boundaries ★ recommended
Fetch + abort controller overview ★ recommended
Event loop overview ★ recommended
Concurrency patterns overview ★ recommended

DOM

0/5

Events and delegation ★ recommended
Forms handling patterns ★ recommended
Rendering performance basics ★ recommended
Web APIs overview ★ recommended
Security: XSS basics ★ recommended

Tooling

0/5

npm scripts ★ recommended
Bundlers overview (Vite/Webpack) ★ recommended
Lint/format basics ★ recommended
Env and build modes overview ★ recommended
Debugging with DevTools ★ recommended

Testing

0/5

Unit tests (Vitest/Jest) basics ★ recommended
Mocking and spies basics ★ recommended
Testing async code ★ recommended
E2E overview (Playwright/Cypress) ★ recommended
CI basics for JS tests ★ recommended

★ + ресурс ★ recommended ○ optional ✓ done

Клік по вузлу ↗ відкриває ресурс · прокрутка — масштаб

Table of contents

Language Core 0/5
Async 0/5
DOM 0/5
Tooling 0/5
Testing 0/5

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