8 courses match your filters.
Components, state and the rendering model behind React. Learn why a component is just a function, what a state snapshot really is, and how keys, effects and custom hooks fit together.
React · JSX · hooks · state
Output-based
Objects and references, the String and generics model, the collections framework, exceptions, the Stream API and the concurrency essentials.
Java · Collections · Streams · Concurrency
Output-based
Master the essentials of Python — the world's most approachable programming language. From print statements to classes, 24 hands-on lessons with a real inline editor.
Output-based
The Node runtime, its event loop, and building a JSON API with Express — pinned to Node 22 and Express 5.
Node.js · Express · Event Loop · REST API
Output-based
Design an HTTP API that survives contact with clients: resource-shaped URLs, methods that mean something, status codes a client can act on, versioning that does not break existing callers, and pagination that scales.
REST · API · HTTP · status-codes
Output-based
Routing, server components and rendering strategies in the Next.js App Router, pinned to Next.js 15.
Next.js · App Router · Server Components · Caching
Output-based
Window functions, CTEs, recursive queries and query tuning, taught as claims about rows rather than as syntax to memorise.
CTEs · Window Functions · Recursive Queries · Upserts
Output-based
The language behind a large share of the web: tags and types, PHP's one-array data structure, functions and scope, the request lifecycle, files and errors, and PDO.
PHP · Web · PDO · Sessions
Output-based