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screenfetch — System Information & ASCII Art Tool

Complete beginner guide to screenfetch, displaying Linux distribution ASCII logos, hardware specifications, uptime, and configuring SSH MOTD welcome banners.

JavaScript fetch() Basics — Asynchronous HTTP, JSON, and Error Handling

Complete beginner guide to the modern JavaScript fetch API, handling HTTP errors with res.ok, POSTing JSON payloads, and request timeouts with AbortController.