From: Ken Thompson <kenbob@gmail.com>
To: The Unix Heritage Society mailing list <tuhs@tuhs.org>
Subject: [TUHS] Re: When did "man cal" lose the comment about 1752?
Date: Mon, 15 Jul 2024 12:04:40 -0700 [thread overview]
Message-ID: <CAMP=X_mOeTPPQLi61aEc2+kt=S2SFrD6CVfxGNH1uz6b3HTe4A@mail.gmail.com> (raw)
In-Reply-To: <CAMP=X_mSh7-E8QySEW96n-S6o_Hfd2bQDLOFe-oO7bQQeYgJbg@mail.gmail.com>
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it is worse than "per country",
alaska changed when the u.s.
bought it from russia.
On Mon, Jul 15, 2024 at 12:03 PM Ken Thompson <kenbob@gmail.com> wrote:
> it is worse than "per country",
> alaska changed when the u.s.
> bought it from russia.
>
>
> On Mon, Jul 15, 2024 at 10:45 AM Greg A. Woods <woods@robohack.ca> wrote:
>
>> At Sun, 14 Jul 2024 17:15:53 -0400, Marc Donner <marc.donner@gmail.com>
>> wrote:
>> Subject: [TUHS] Re: When did "man cal" lose the comment about 1752?
>> >
>> > My instance of cal (MacOS 14.5) has this in the man page:
>> >
>> > -s country_code
>> >
>> > Assume the switch from Julian to Gregorian Calendar at the
>> date
>> > associated with the country_code. If not specified, ncal
>> tries
>> > to guess the switch date from the local environment or
>> falls back
>> > to September 2, 1752. This was when Great Britain and her
>> > colonies switched to the Gregorian Calendar.
>>
>> That's 'ncal' from FreeBSD, which is an entirely "new" implementation
>> written by Wolfgang Helbig:
>>
>> commit 0cb2e609d9c2f0ceaf730a57ac5c11580058e7f4
>> Author: Wolfgang Helbig <helbig@FreeBSD.org>
>> Date: Mon Dec 15 20:35:22 1997 +0000
>>
>> Add new command ncal.
>>
>> > Note that the switch to the Gregorian calendar happened at different
>> times
>> > in different countries. In Catholic-dominated countries it happened in
>> > October of 1582. The English-speaking world, being
>> Protestant-dominated,
>> > waited until September of 1752 to adopt it.
>>
>> Indeed!
>>
>> --
>> Greg A. Woods <gwoods@acm.org>
>>
>> Kelowna, BC +1 250 762-7675 RoboHack <woods@robohack.ca>
>> Planix, Inc. <woods@planix.com> Avoncote Farms <woods@avoncote.ca>
>>
>
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next prev parent reply other threads:[~2024-07-15 19:05 UTC|newest]
Thread overview: 21+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-07-11 1:24 [TUHS] " Dave Horsfall
2024-07-11 1:44 ` [TUHS] " Greg 'groggy' Lehey
2024-07-11 3:10 ` Dave Horsfall
2024-07-11 19:31 ` Stuff Received
2024-07-11 1:53 ` Henry Bent
2024-07-11 3:29 ` Dave Horsfall
2024-07-14 19:04 ` Greg A. Woods
2024-07-14 21:15 ` Marc Donner
2024-07-15 14:00 ` Paul Winalski
2024-07-15 18:21 ` Marc Donner
2024-07-15 18:41 ` Phil Budne
2024-07-15 17:44 ` Greg A. Woods
2024-07-15 19:03 ` Ken Thompson
2024-07-15 19:04 ` Ken Thompson [this message]
2024-07-15 20:02 ` Jaap Akkerhuis via TUHS
2024-07-15 19:33 ` Marc Donner
2024-07-16 15:54 ` Paul Winalski
2024-07-11 4:20 Rudi Blom
2024-07-15 19:52 [TUHS] " Douglas McIlroy
2024-07-16 6:59 ` [TUHS] " markus schnalke
2024-07-16 20:22 ` Steffen Nurpmeso
2024-07-16 21:21 ` segaloco via TUHS
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