Tag: #datetime
Writing on GPUs, LLMs, MLOps, Kubernetes — and mindset · 3 posts
Timestamps and Time Zones, Done Right
Store UTC, display local. The epoch vs ISO 8601, the crucial difference between an offset and a time zone (the IANA tz database), the gaps and overlaps DST creates, leap seconds, why you must never trust the client clock
2026-06-14 · 12 min read #datetime#timezone#fundamentalsFalsehoods Programmers Believe About Time
A day has 24 hours, a minute has 60 seconds, the clock only moves forward, a time zone is a fixed offset. Every one of these propositions that programmers take for granted about time is false. We walk the famous "falseho
2026-06-12 · 9 min read #datetime#timezone#fundamentalsThe Technical Hell of Time and Date — TimeZone, DST, Leap Seconds, Temporal API, NTP Complete Guide (2025)
"I thought using UTC on the server would be enough…" — every developer gets bitten by time bugs at least once. From the real difference between Unix timestamp and ISO 8601, the subtle distinctions between UTC/GMT/TAI, th
2026-04-15 · 19 min read #datetime#timezone#temporal#ntp#dst