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You Compared the Two Files by Switching Windows and Missed the Change

By Serguey Asael Shinder · DEV Community · 10/30/2026

Staging worked. Production did not. Same service, same version, two config files that were supposed to be the same. You opened both, one in each window, and went through them line by line. Look at this one. Switch. Look at that one. Switch. Ninety lines. You found nothing, and said so in the…

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