From mboxrd@z Thu Jan 1 00:00:00 1970 X-Spam-Checker-Version: SpamAssassin 3.4.4 (2020-01-24) on polar.synack.me X-Spam-Level: X-Spam-Status: No, score=-0.9 required=5.0 tests=BAYES_00,FORGED_GMAIL_RCVD, FREEMAIL_FROM autolearn=no autolearn_force=no version=3.4.4 Path: eternal-september.org!reader01.eternal-september.org!reader02.eternal-september.org!news.eternal-september.org!news.eternal-september.org!.POSTED!not-for-mail From: =?UTF-8?Q?Bj=c3=b6rn_Lundin?= Newsgroups: comp.lang.ada Subject: Re: 'Leap Second' to Be Added on New Year's Eve This Year Date: Fri, 13 Jan 2017 14:47:51 +0100 Organization: A noiseless patient Spider Message-ID: References: <5f5afd36-1ba2-f4e2-62ef-57a652f3170c@verizon.net> <5873c46b.1761953@news.xs4all.nl> Mime-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 8bit Injection-Date: Fri, 13 Jan 2017 13:46:13 -0000 (UTC) Injection-Info: mx02.eternal-september.org; posting-host="a346a2ef6621922f3d759ff3a22c0487"; logging-data="22118"; mail-complaints-to="abuse@eternal-september.org"; posting-account="U2FsdGVkX1+z62bAhaVs7ZSPj0g4f0/9" User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:45.0) Gecko/20100101 Icedove/45.5.1 In-Reply-To: Cancel-Lock: sha1:YfD6c44zaAM67AsKMrc93ds/V5M= Xref: news.eternal-september.org comp.lang.ada:33095 Date: 2017-01-13T14:47:51+01:00 List-Id: On 2017-01-13 13:51, Dennis Lee Bieber wrote: > On Fri, 13 Jan 2017 10:24:21 +0100, Björn Lundin > declaimed the following: > >> The bells should ring in the new year, but failed. >> This is the first time a computer controlled the ringing. >> >> Now- I think the program was polling the time, >> and when it polled 00:00:01 - and checked the date, >> it actually found 23:59:60 and concluded that this is the >> wrong day => do not start ringing. >> >> The day after - at 00:00:01 it did the same thing, and >> the bells started to ring in the new year - 24 hours too late... >> >> >> Yes - I speculate - but I don't think leap seconds only affect >> super-duper-time-sensitive calcuations. > > Could be something as simple as cycling from 23:59:59 to 24:00:00 > (still not the "new day") followed by 00:00:01 (new day, but not midnight) > Yes- but suspect that it only happened at leap-second day, and not any other day... -- -- Björn