Přestupná sekunda se vkládá o půlnoci UTC, takže v ČR to bude 0:59:60 1. 1. 2017. V ČR tedy bude o sekundu delší rok 2017 (pokud nebude potřeba v červnu sekundu ubrat, ale to je hodně nepravděpodobné). A šampaňské bych také bouchnul už o půlnoci :-)
Cihal jsem na ni, aby jsem ji ulovil, ale nebyla tam... I kdyz mozna, ta 59 sekunda byla trosku delsi...
while sleep 0.5; do date -u; done ... Sat Dec 31 23:59:56 UTC 2016 Sat Dec 31 23:59:56 UTC 2016 Sat Dec 31 23:59:57 UTC 2016 Sat Dec 31 23:59:57 UTC 2016 Sat Dec 31 23:59:58 UTC 2016 Sat Dec 31 23:59:58 UTC 2016 Sat Dec 31 23:59:59 UTC 2016 Sat Dec 31 23:59:59 UTC 2016 Sat Dec 31 23:59:59 UTC 2016 Sat Dec 31 23:59:59 UTC 2016 Sun Jan 1 00:00:00 UTC 2017 Sun Jan 1 00:00:00 UTC 2017 Sun Jan 1 00:00:01 UTC 2017 Sun Jan 1 00:00:01 UTC 2017 Sun Jan 1 00:00:02 UTC 2017 Sun Jan 1 00:00:02 UTC 2017 Sun Jan 1 00:00:03 UTC 2017 Sun Jan 1 00:00:03 UTC 2017
OK... Nevim proc se nejdriv ptam a pak teprve delam utfg...
Devices that set their times automatically — like phones and computers — will adjust on their own. And you really don't have to worry about your other clocks, because a one-second difference between their time and official time is probably too small for you to notice.