62 is the number of letters and digits in ASCII, so it's the most compact encodi...

		cuspycode on Jan 22, 2021 \| parent \| context \| favorite \| on: Show HN: 128-bit, roughly-ordered, URL-safe UUIDs 62 is the number of letters and digits in ASCII, so it's the most compact encoding that doesn't need special punctuation characters (which aren't always safe to use).

How many situations don't let you use _ and -? URLs certainly do.