tips: date.rst@6f835a47d0e0 (annotated)

734 384f90c63395 CR/LF ==> LF. Oleksandr Gavenko <gavenkoa@gmail.com> parents: 732 diff changeset	1	-- mode: outline; coding: utf-8; fill-column: 80 --
35 94dc90662ffe About date. "Oleksandr Gavenko <gavenkoa@gmail.com>" parents: diff changeset	2
106 7713baac72b5 System timer and system time. Oleksandr Gavenko <gavenkoa@gmail.com> parents: 74 diff changeset	3	* System timer and system time.
7713baac72b5 System timer and system time. Oleksandr Gavenko <gavenkoa@gmail.com> parents: 74 diff changeset	4
7713baac72b5 System timer and system time. Oleksandr Gavenko <gavenkoa@gmail.com> parents: 74 diff changeset	5	** Windows.
7713baac72b5 System timer and system time. Oleksandr Gavenko <gavenkoa@gmail.com> parents: 74 diff changeset	6
7713baac72b5 System timer and system time. Oleksandr Gavenko <gavenkoa@gmail.com> parents: 74 diff changeset	7	Windows assume that system timer display locale time.
7713baac72b5 System timer and system time. Oleksandr Gavenko <gavenkoa@gmail.com> parents: 74 diff changeset	8
7713baac72b5 System timer and system time. Oleksandr Gavenko <gavenkoa@gmail.com> parents: 74 diff changeset	9	** Debian.
7713baac72b5 System timer and system time. Oleksandr Gavenko <gavenkoa@gmail.com> parents: 74 diff changeset	10
7713baac72b5 System timer and system time. Oleksandr Gavenko <gavenkoa@gmail.com> parents: 74 diff changeset	11	UTC=no - system timer display locale time, UTC=yes - UTC time.
7713baac72b5 System timer and system time. Oleksandr Gavenko <gavenkoa@gmail.com> parents: 74 diff changeset	12
7713baac72b5 System timer and system time. Oleksandr Gavenko <gavenkoa@gmail.com> parents: 74 diff changeset	13	$ cat /etc/default/rcS
7713baac72b5 System timer and system time. Oleksandr Gavenko <gavenkoa@gmail.com> parents: 74 diff changeset	14	UTC=no
7713baac72b5 System timer and system time. Oleksandr Gavenko <gavenkoa@gmail.com> parents: 74 diff changeset	15	or
7713baac72b5 System timer and system time. Oleksandr Gavenko <gavenkoa@gmail.com> parents: 74 diff changeset	16	UTC=yes
7713baac72b5 System timer and system time. Oleksandr Gavenko <gavenkoa@gmail.com> parents: 74 diff changeset	17
7713baac72b5 System timer and system time. Oleksandr Gavenko <gavenkoa@gmail.com> parents: 74 diff changeset	18	If system dual boot with Windows you must set UTC=no.
7713baac72b5 System timer and system time. Oleksandr Gavenko <gavenkoa@gmail.com> parents: 74 diff changeset	19
35 94dc90662ffe About date. "Oleksandr Gavenko <gavenkoa@gmail.com>" parents: diff changeset	20	* Getting current date/time.
94dc90662ffe About date. "Oleksandr Gavenko <gavenkoa@gmail.com>" parents: diff changeset	21
94dc90662ffe About date. "Oleksandr Gavenko <gavenkoa@gmail.com>" parents: diff changeset	22	$ date +"%Y-%m-%d %H:%M:%S"
94dc90662ffe About date. "Oleksandr Gavenko <gavenkoa@gmail.com>" parents: diff changeset	23
94dc90662ffe About date. "Oleksandr Gavenko <gavenkoa@gmail.com>" parents: diff changeset	24	* Setting current date/time.
94dc90662ffe About date. "Oleksandr Gavenko <gavenkoa@gmail.com>" parents: diff changeset	25
94dc90662ffe About date. "Oleksandr Gavenko <gavenkoa@gmail.com>" parents: diff changeset	26	$ sudo date --set="2009-02-22 12:12:00" +"%Y-%m-%d %H:%M:%S"
94dc90662ffe About date. "Oleksandr Gavenko <gavenkoa@gmail.com>" parents: diff changeset	27
36 d9f385e0aa04 How setup timezone. "Oleksandr Gavenko <gavenkoa@gmail.com>" parents: 35 diff changeset	28	Or set utc time:
d9f385e0aa04 How setup timezone. "Oleksandr Gavenko <gavenkoa@gmail.com>" parents: 35 diff changeset	29
d9f385e0aa04 How setup timezone. "Oleksandr Gavenko <gavenkoa@gmail.com>" parents: 35 diff changeset	30	$ sudo date --utc --set="2009-02-22 12:12:00" +"%Y-%m-%d %H:%M:%S"
d9f385e0aa04 How setup timezone. "Oleksandr Gavenko <gavenkoa@gmail.com>" parents: 35 diff changeset	31
38 77d9646ec70b Explore timezone theme. Oleksandr Gavenko <gavenkoa@gmail.com> parents: 36 diff changeset	32	May be prefer use ntpdate(8) command.
77d9646ec70b Explore timezone theme. Oleksandr Gavenko <gavenkoa@gmail.com> parents: 36 diff changeset	33
77d9646ec70b Explore timezone theme. Oleksandr Gavenko <gavenkoa@gmail.com> parents: 36 diff changeset	34	* Get timezone.
77d9646ec70b Explore timezone theme. Oleksandr Gavenko <gavenkoa@gmail.com> parents: 36 diff changeset	35
77d9646ec70b Explore timezone theme. Oleksandr Gavenko <gavenkoa@gmail.com> parents: 36 diff changeset	36	System wide configuration:
77d9646ec70b Explore timezone theme. Oleksandr Gavenko <gavenkoa@gmail.com> parents: 36 diff changeset	37
77d9646ec70b Explore timezone theme. Oleksandr Gavenko <gavenkoa@gmail.com> parents: 36 diff changeset	38	$ cat /etc/timezone
77d9646ec70b Explore timezone theme. Oleksandr Gavenko <gavenkoa@gmail.com> parents: 36 diff changeset	39
106 7713baac72b5 System timer and system time. Oleksandr Gavenko <gavenkoa@gmail.com> parents: 74 diff changeset	40	* Get list of supported timezone.
38 77d9646ec70b Explore timezone theme. Oleksandr Gavenko <gavenkoa@gmail.com> parents: 36 diff changeset	41
77d9646ec70b Explore timezone theme. Oleksandr Gavenko <gavenkoa@gmail.com> parents: 36 diff changeset	42	$ tzselect
77d9646ec70b Explore timezone theme. Oleksandr Gavenko <gavenkoa@gmail.com> parents: 36 diff changeset	43
77d9646ec70b Explore timezone theme. Oleksandr Gavenko <gavenkoa@gmail.com> parents: 36 diff changeset	44	* Set timezone.
36 d9f385e0aa04 How setup timezone. "Oleksandr Gavenko <gavenkoa@gmail.com>" parents: 35 diff changeset	45
d9f385e0aa04 How setup timezone. "Oleksandr Gavenko <gavenkoa@gmail.com>" parents: 35 diff changeset	46	$ sudo tzconfig
731 58920092b506 Removed noise text. Oleksandr Gavenko <gavenkoa@gmail.com> parents: 108 diff changeset	47	...
74 a228e365a16b Up. Oleksandr Gavenko <gavenkoa@gmail.com> parents: 38 diff changeset	48
a228e365a16b Up. Oleksandr Gavenko <gavenkoa@gmail.com> parents: 38 diff changeset	49	Or using tzselect:
a228e365a16b Up. Oleksandr Gavenko <gavenkoa@gmail.com> parents: 38 diff changeset	50
a228e365a16b Up. Oleksandr Gavenko <gavenkoa@gmail.com> parents: 38 diff changeset	51	$ sudo tzselect
731 58920092b506 Removed noise text. Oleksandr Gavenko <gavenkoa@gmail.com> parents: 108 diff changeset	52	...
101 551a197b656b Set timezone on Lenny. Oleksandr Gavenko <gavenkoa@gmail.com> parents: 74 diff changeset	53
551a197b656b Set timezone on Lenny. Oleksandr Gavenko <gavenkoa@gmail.com> parents: 74 diff changeset	54	** Debian Lenny.
551a197b656b Set timezone on Lenny. Oleksandr Gavenko <gavenkoa@gmail.com> parents: 74 diff changeset	55
551a197b656b Set timezone on Lenny. Oleksandr Gavenko <gavenkoa@gmail.com> parents: 74 diff changeset	56	$ sudo dpkg-reconfigure tzdata
732 93b95dfbdac1 About timestamp. Get timestamp. Convert unix timestamp to date. Oleksandr Gavenko <gavenkoa@gmail.com> parents: 731 diff changeset	57
93b95dfbdac1 About timestamp. Get timestamp. Convert unix timestamp to date. Oleksandr Gavenko <gavenkoa@gmail.com> parents: 731 diff changeset	58	* About timestamp.
93b95dfbdac1 About timestamp. Get timestamp. Convert unix timestamp to date. Oleksandr Gavenko <gavenkoa@gmail.com> parents: 731 diff changeset	59
93b95dfbdac1 About timestamp. Get timestamp. Convert unix timestamp to date. Oleksandr Gavenko <gavenkoa@gmail.com> parents: 731 diff changeset	60	http://en.wikipedia.org/wiki/Timestamp
93b95dfbdac1 About timestamp. Get timestamp. Convert unix timestamp to date. Oleksandr Gavenko <gavenkoa@gmail.com> parents: 731 diff changeset	61	http://en.wikipedia.org/wiki/Unix_time
93b95dfbdac1 About timestamp. Get timestamp. Convert unix timestamp to date. Oleksandr Gavenko <gavenkoa@gmail.com> parents: 731 diff changeset	62	http://en.wikipedia.org/wiki/Leap_second
93b95dfbdac1 About timestamp. Get timestamp. Convert unix timestamp to date. Oleksandr Gavenko <gavenkoa@gmail.com> parents: 731 diff changeset	63
93b95dfbdac1 About timestamp. Get timestamp. Convert unix timestamp to date. Oleksandr Gavenko <gavenkoa@gmail.com> parents: 731 diff changeset	64	** Get timestamp.
93b95dfbdac1 About timestamp. Get timestamp. Convert unix timestamp to date. Oleksandr Gavenko <gavenkoa@gmail.com> parents: 731 diff changeset	65
93b95dfbdac1 About timestamp. Get timestamp. Convert unix timestamp to date. Oleksandr Gavenko <gavenkoa@gmail.com> parents: 731 diff changeset	66	Current timestamp:
93b95dfbdac1 About timestamp. Get timestamp. Convert unix timestamp to date. Oleksandr Gavenko <gavenkoa@gmail.com> parents: 731 diff changeset	67
93b95dfbdac1 About timestamp. Get timestamp. Convert unix timestamp to date. Oleksandr Gavenko <gavenkoa@gmail.com> parents: 731 diff changeset	68	$ date +%s
93b95dfbdac1 About timestamp. Get timestamp. Convert unix timestamp to date. Oleksandr Gavenko <gavenkoa@gmail.com> parents: 731 diff changeset	69
93b95dfbdac1 About timestamp. Get timestamp. Convert unix timestamp to date. Oleksandr Gavenko <gavenkoa@gmail.com> parents: 731 diff changeset	70	Timestamp for specific date/time:
93b95dfbdac1 About timestamp. Get timestamp. Convert unix timestamp to date. Oleksandr Gavenko <gavenkoa@gmail.com> parents: 731 diff changeset	71
93b95dfbdac1 About timestamp. Get timestamp. Convert unix timestamp to date. Oleksandr Gavenko <gavenkoa@gmail.com> parents: 731 diff changeset	72	$ date -d '2010-12-11' +%s
93b95dfbdac1 About timestamp. Get timestamp. Convert unix timestamp to date. Oleksandr Gavenko <gavenkoa@gmail.com> parents: 731 diff changeset	73	$ date -d '2010-12-11 23:59:59' +%s
93b95dfbdac1 About timestamp. Get timestamp. Convert unix timestamp to date. Oleksandr Gavenko <gavenkoa@gmail.com> parents: 731 diff changeset	74
93b95dfbdac1 About timestamp. Get timestamp. Convert unix timestamp to date. Oleksandr Gavenko <gavenkoa@gmail.com> parents: 731 diff changeset	75	** Convert unix timestamp to date.
93b95dfbdac1 About timestamp. Get timestamp. Convert unix timestamp to date. Oleksandr Gavenko <gavenkoa@gmail.com> parents: 731 diff changeset	76
93b95dfbdac1 About timestamp. Get timestamp. Convert unix timestamp to date. Oleksandr Gavenko <gavenkoa@gmail.com> parents: 731 diff changeset	77	$ date -d '1970-01-01 + 1234567890 seconds'
93b95dfbdac1 About timestamp. Get timestamp. Convert unix timestamp to date. Oleksandr Gavenko <gavenkoa@gmail.com> parents: 731 diff changeset	78

author	Oleksandr Gavenko <gavenkoa@gmail.com>
	Fri, 01 Jul 2011 21:56:16 +0300
changeset 890	6f835a47d0e0
parent 734	384f90c63395
child 899	7b4265c8d324
permissions	-rw-r--r--