docs/
└── tutorials/
└── typescript/
├── index.mdx
├── 01-introduction/
│ ├── what-is-typescript.mdx
│ ├── why-learn-typescript.mdx
│ ├── typescript-vs-javascript.mdx
│ ├── typescript-features.mdx
│ ├── typescript-use-cases.mdx
│ └── how-typescript-works.mdx
├── 02-environment-setup/
│ ├── install-nodejs.mdx
│ ├── install-typescript.mdx
│ ├── install-code-editor.mdx
│ ├── typescript-playground.mdx
│ ├── ts-node-and-tsx.mdx
│ └── verify-installation.mdx
├── 03-first-typescript-program/
│ ├── hello-typescript.mdx
│ ├── create-ts-file.mdx
│ ├── compile-typescript.mdx
│ ├── run-compiled-javascript.mdx
│ ├── compiler-errors.mdx
│ └── typescript-project-structure.mdx
├── 04-type-system-fundamentals/
│ ├── type-annotations.mdx
│ ├── type-inference.mdx
│ ├── primitive-types.mdx
│ ├── string-number-and-boolean.mdx
│ ├── null-and-undefined.mdx
│ ├── any-type.mdx
│ ├── unknown-type.mdx
│ ├── never-type.mdx
│ ├── void-type.mdx
│ └── literal-types.mdx
├── 05-arrays-and-tuples/
│ ├── array-types.mdx
│ ├── readonly-arrays.mdx
│ ├── tuple-types.mdx
│ ├── named-tuples.mdx
│ ├── multidimensional-arrays.mdx
│ └── array-methods-and-types.mdx
├── 06-objects-and-interfaces/
│ ├── object-types.mdx
│ ├── type-aliases.mdx
│ ├── interfaces.mdx
│ ├── optional-properties.mdx
│ ├── readonly-properties.mdx
│ ├── index-signatures.mdx
│ ├── excess-property-checks.mdx
│ ├── interface-extension.mdx
│ └── type-vs-interface.mdx
├── 07-functions/
│ ├── function-types.mdx
│ ├── parameter-types.mdx
│ ├── return-types.mdx
│ ├── optional-and-default-parameters.mdx
│ ├── rest-parameters.mdx
│ ├── function-overloads.mdx
│ ├── callback-types.mdx
│ ├── this-parameter.mdx
│ └── arrow-functions.mdx
├── 08-unions-and-narrowing/
│ ├── union-types.mdx
│ ├── intersection-types.mdx
│ ├── type-narrowing.mdx
│ ├── typeof-narrowing.mdx
│ ├── equality-narrowing.mdx
│ ├── in-operator-narrowing.mdx
│ ├── discriminated-unions.mdx
│ ├── custom-type-guards.mdx
│ └── exhaustiveness-checking.mdx
├── 09-classes-and-oop/
│ ├── class-fundamentals.mdx
│ ├── constructors-and-properties.mdx
│ ├── public-private-and-protected.mdx
│ ├── readonly-and-static-members.mdx
│ ├── inheritance.mdx
│ ├── abstract-classes.mdx
│ ├── implements-and-interfaces.mdx
│ ├── getters-and-setters.mdx
│ └── parameter-properties.mdx
├── 10-generics/
│ ├── generic-fundamentals.mdx
│ ├── generic-functions.mdx
│ ├── generic-interfaces.mdx
│ ├── generic-classes.mdx
│ ├── generic-constraints.mdx
│ ├── keyof-and-type-parameters.mdx
│ ├── generic-defaults.mdx
│ ├── generic-inference.mdx
│ └── reusable-generic-utilities.mdx
├── 11-advanced-types/
│ ├── conditional-types.mdx
│ ├── mapped-types.mdx
│ ├── template-literal-types.mdx
│ ├── indexed-access-types.mdx
│ ├── typeof-and-keyof-operators.mdx
│ ├── infer-keyword.mdx
│ ├── recursive-types.mdx
│ ├── distributive-conditional-types.mdx
│ └── branded-types.mdx
├── 12-utility-types/
│ ├── partial-and-required.mdx
│ ├── pick-and-omit.mdx
│ ├── record-type.mdx
│ ├── exclude-and-extract.mdx
│ ├── nonnullable.mdx
│ ├── parameters-and-returntype.mdx
│ ├── readonly-and-awaited.mdx
│ └── custom-utility-types.mdx
├── 13-modules-and-project-organization/
│ ├── modules-overview.mdx
│ ├── named-exports-and-imports.mdx
│ ├── default-exports-and-imports.mdx
│ ├── type-only-imports.mdx
│ ├── module-resolution.mdx
│ ├── path-aliases.mdx
│ ├── declaration-files.mdx
│ ├── ambient-types.mdx
│ └── project-architecture.mdx
├── 14-compiler-and-configuration/
│ ├── tsconfig-introduction.mdx
│ ├── strict-mode.mdx
│ ├── target-and-module-options.mdx
│ ├── module-resolution-options.mdx
│ ├── source-map-and-output.mdx
│ ├── declaration-generation.mdx
│ ├── noemit-and-build-checks.mdx
│ ├── project-references.mdx
│ └── incremental-compilation.mdx
├── 15-asynchronous-typescript/
│ ├── promises.mdx
│ ├── async-and-await.mdx
│ ├── typing-promises.mdx
│ ├── error-handling.mdx
│ ├── promise-all-and-concurrency.mdx
│ ├── fetch-and-http-requests.mdx
│ ├── api-response-types.mdx
│ └── runtime-validation.mdx
├── 16-dom-and-browser-types/
│ ├── dom-type-definitions.mdx
│ ├── query-selectors-and-nullability.mdx
│ ├── events-and-event-types.mdx
│ ├── forms-and-inputs.mdx
│ ├── browser-storage.mdx
│ ├── browser-apis.mdx
│ ├── dom-manipulation.mdx
│ └── typescript-and-accessibility.mdx
├── 17-nodejs-and-backend/
│ ├── typescript-with-nodejs.mdx
│ ├── node-types-and-packages.mdx
│ ├── environment-variables.mdx
│ ├── filesystem-and-path.mdx
│ ├── express-with-typescript.mdx
│ ├── request-and-response-types.mdx
│ ├── middleware-types.mdx
│ ├── database-and-repository-types.mdx
│ └── backend-validation.mdx
├── 18-frameworks-and-integrations/
│ ├── typescript-with-react.mdx
│ ├── react-props-and-state.mdx
│ ├── react-events-and-forms.mdx
│ ├── typescript-with-nextjs.mdx
│ ├── typescript-with-vite.mdx
│ ├── typescript-with-nestjs.mdx
│ └── third-party-library-types.mdx
├── 19-testing-and-code-quality/
│ ├── testing-typescript-projects.mdx
│ ├── unit-testing-with-vitest.mdx
│ ├── unit-testing-with-jest.mdx
│ ├── mocking-and-test-doubles.mdx
│ ├── integration-testing.mdx
│ ├── eslint-and-typescript.mdx
│ ├── prettier-and-formatting.mdx
│ ├── type-tests.mdx
│ └── continuous-integration.mdx
├── 20-performance-and-best-practices/
│ ├── type-safety-best-practices.mdx
│ ├── avoid-any.mdx
│ ├── runtime-vs-compile-time.mdx
│ ├── large-project-organization.mdx
│ ├── compiler-performance.mdx
│ ├── dependency-and-version-management.mdx
│ ├── security-and-input-validation.mdx
│ └── migration-from-javascript.mdx
├── 21-projects/
│ ├── typed-calculator.mdx
│ ├── expense-tracker.mdx
│ ├── weather-dashboard.mdx
│ ├── task-management-app.mdx
│ ├── typed-rest-api.mdx
│ ├── npm-package-project.mdx
│ ├── react-dashboard.mdx
│ └── full-stack-capstone.mdx
├── reference/
│ ├── typescript-types-cheatsheet.mdx
│ ├── utility-types-reference.mdx
│ ├── compiler-options-reference.mdx
│ ├── common-errors-and-solutions.mdx
│ ├── javascript-to-typescript-guide.mdx
│ ├── glossary.mdx
│ └── official-resources.mdx
└── assets/
├── images/
├── diagrams/
└── examples/