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10 pages in this section.
Learn Node.js fundamentals with 10 examples, from checking versions to running scripts. Install Node.js 24.18.0 and configure ESM for new projects.
The V8 + libuv mental model behind Node's concurrency: how one JavaScript thread handles massive I/O concurrency, and where that model breaks down.
Manage Node.js versions consistently across development and production environments. Learn to use fnm, nvm, and Volta for version pinning.
Understand Node.js release cycles, including Current, Active LTS, and Maintenance LTS, to choose the right version for production environments.
Explore the Node.js REPL to interactively probe APIs, inspect objects, and validate assumptions before committing code to a file.
Learn to use Node.js official documentation and diagnostic flags to troubleshoot unexpected behavior, deprecation warnings, and module resolution issues.
Learn Node.js best practices for production, covering version discipline, environment hygiene, and module management for robust applications.
A single-page roundup of every highlight bullet from the 9 pages in the Fundamentals section, grouped by source page so you can scan all 36 takeaways without opening each article individually.