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I Don't Trust My Own Code
(lackofimagination.org)
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this post was submitted on 28 May 2024
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Programming
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I had a client whose clock was just a few milliseconds behind the server's, but due to timezone crap one hour in the past. And the signature was valid for one hour.
If the network just happened to be too congested, the validation failed. The next request went through just fine. Took us forever to find out.
Epochs aren't that simple either.
First of all, local time can be relevant, so you have to store timezone information somewhere anyway.
Epochs are also somewhat iffy in regards to leap years or seconds.
And finally: write me an SQL to retrieve all entries submitted in 2022 using just epochs.
Timezones are annoying as fuck, don't get me wrong, but simply ignoring them isn't a solution either.
I sure do hate time zones.
So say we all