Medley Web

How formats work — and how to convert between them fast.

Metric & Imperial Cheat Sheet How-To Units Binary & Hex Temperature Explainer Contrast Colour Picking HSL Hex & RGB Rounding Number Formatting Roman Numerals Cooking Measures All Categories View All Tags All series
Date & Time Tools Timezones, Unix Timestamps, and Date Math: How Computers Count Time
How timezones, UTC offsets, Unix timestamps, and date arithmetic really work — with worked examples that compute, and the gotchas (DST windows, ms vs s, date fo...

Timezones, Unix Timestamps, and Date Math: How Computers Count Time

How timezones, UTC offsets, Unix timestamps, and date arithmetic really work — with worked examples that compu...

Jul 06, 2026