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2 topics
- 01
Topic sequence
BasicsFunctionsAsyncDOMModules+1CoreBeginner to AdvancedJavaScript
Structured notes and lessons
Language fundamentals, async, and modern ES patterns — written for depth, not cheat sheets.
- 25 free lessons
- Core
25 lessonsSelf-pacedOpen topic - 02
Topic sequence
TypesNarrowingGenericsConfigProductionCoreBeginner to AdvancedTypeScript
Structured notes and lessons
Static typing, narrowing, generics, and production patterns — after JavaScript foundations.
- 15 free lessons
- Core
15 lessonsSelf-pacedOpen topic