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Beginner
Node.js foundations: how the single-threaded event-driven model works, the event loop phases, and essential built-in modules — path, os, process, and environment variables.
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Node.js Foundations
🌱Beginner
Single-Threaded Architecture
How Node.js runs JavaScript on one thread and why that is a feature, not a limitation
15 min
🌱Beginner
The Event Loop
How Node.js processes callbacks across six phases to enable non-blocking async code
18 min
🌱Beginner
The path Module
Cross-platform file path manipulation with Node's built-in path module
10 min
🌱Beginner
The os Module
Query operating system information like CPU count, memory, hostname, and temp directory
8 min
🌱Beginner
Environment Variables
Read and manage runtime configuration through process.env and .env files
12 min
🌱Beginner
The process Object
Control and inspect the running Node.js process with the global process object
12 min