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From: Stefan Claas <pollux@tilde.club>
Newsgroups: sci.crypt
Subject: Re: [OT] Unix Time Stamp - Independence Day 2025 :-)
Date: Mon, 17 Jun 2024 12:45:31 +0200
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Cri-Cri wrote:

> On Sun, 16 Jun 2024 09:43:19 +0200, Stefan Claas wrote:
> 
> > I wonder what else can be done with the Linux 'date'
> > command. :-)
> 
> Well, I suppose only one's imagination puts any barriers on that. I'm sure 
> there are ways to, if not by date alone, so by combining date with other 
> commands to get what you want.
> 
> Any ideas how to solve calculating the difference between two dates and 
> report back years, months and days, like an age of some thing, or a 
> person?
> 
> Like I bought my car on 2015-07-23, how old is it today? And how old will 
> it be on 2026-07-23?
> 
> That type of thing.
> 
> Example:
> https://www.timeanddate.com/date/timeduration.html

Yes, something like that. Another thing might be to combine the date
output with graphics, or cryptographic related things. I have to think
about that.

> I have a Python gadget that follows how that site does it, by excluding 
> the end date:
> 
> $ sky -d2age "1970-01-01--2024-06-16"
> 54 years, 5 months and 15 days.
> 
> $ sky -d2age "1976-02-29--2024-06-16"
> 48 years, 3 months and 18 days. 
> (In reality, since start year is a leap year, age is 12.0 years.)
> 
> I should really clean that result up a bit. :)
> 

Nice.

-- 
Regards
Stefan