#JavaScript

4 resources

IntermediateBookEnglish & French▲ 33 votes

From fundamentals to advanced topics like closures, prototypes and the event loop — the reference free JavaScript book, kept current.

IntermediateDocumentationEnglish & French▲ 28 votes

The official interactive introduction to React: components, state, effects and thinking in React, with editable examples.

IntermediateInteractiveEnglish▲ 24 votes

Practice 70+ programming languages with small exercises and free human mentoring from volunteers.

IntermediateDocumentationEnglish▲ 22 votes

The official guide to TypeScript's type system, from everyday types to generics and declaration files.