1.2.4 Node.js

5 entries match these filters

• 0021 Read and write files in Node.js with fs/promises A complete Node script that walks a folder, reads text files, and writes a JSON report safely, showing the everyday fs/promises calls… Beginner · How-to · Any system Script Node.js 15 Oct 2026
• 0022 Build a small Node.js CLI with util.parseArgs A complete, dependency-free command-line tool in Node: options and flags with parseArgs, input from files or a pipe, help text, and meaningful… Intermediate · How-to · Any system Script Node.js 15 Oct 2026
• 0027 Fix: SyntaxError: Cannot use import statement outside a module The file uses ES module import syntax, but Node or the browser is loading it as a classic script or CommonJS. Tell… Intermediate · Fix · Any system Article Common errors · Node.js 15 Oct 2026
• 0097 Express (expressjs/express) A minimal and flexible web framework for Node.js, built around routes and middleware, and the foundation of countless APIs and other frameworks. Any system Repo Node.js · Web frameworks 15 Oct 2026
• 0263 Build a notes REST API with plain Node.js: CRUD, validation, status codes and CORS Write a small JSON API for notes using only Node.js built-ins: create, read, update and delete, input validation, correct HTTP status codes,… Intermediate · Tutorial · Any system Article Making requests · Node.js · Status codes 15 Oct 2026