What the fix proved, and what expired on its own
A ban that lifts itself while five changes are going in, the difference between a page that loads and a counter that moves, and the periodic fault only a night can prove fixed.
22 minutesTechnical content last reviewed on 14 Sept 2026
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What this lesson builds
- Narrowing an unknown failure to one component
- Saying what an output proves, and what it leaves open
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Docker: containers for hosting a Node application
What a container actually is, when to do without one, and how to put a Node application and its database behind a reverse proxy without exposing the machine.
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