On 2011-02-09, Poul-Henning Kamp wrote:
In Denmark the law used to say that you have to suffix the
timestamp with 'A' and 'B' during these two hours.
Interesting. That notation still seems to be legal, see
[http://www.retsinformation.dk/Forms/R0710.aspx?id=22064].
In Germany,
In message 4d544a0e.4020...@yahoo.com, Michael Deckers writes:
In Denmark the law used to say that you have to suffix the
timestamp with 'A' and 'B' during these two hours.
Interesting. That notation still seems to be legal, see
On 2011-02-10 20:42, Poul-Henning Kamp wrote about
the Danish summer time law:
Yes, one interesting detail here is the use of the word klokketiden
which literally means (Church-)Bell-Time, but which most people
would understand as clock-time
This word first appears in 1946 in the first
Mark Calabretta said:
Not if the timestamps are properly labelled with the timezone,
preferably specified as an offset, which distinguishes between
DST and non-DST.
falls about laughing
I was involved in a murder case where the police investigated the wrong
person because they hadn't realized
Ian Batten said:
Microsoft Exchange meeting invitations say things like GMT: London,
Edinburgh, Lisbon, and then contain local timestamps corrected for daylight
savings.
[...]
Yes, I'd forgotten that one.
Given that half of my team are now based in Bangalore and the other half in
Cambridge,
On Wed, 9 Feb 2011, Ian Batten wrote:
It also opens the interesting question of what timestamps mean in a
non-monotonic timescale: during the autumn change, a hour is repeated.
So as far as a clock ticking civil time is concerned, you have 0100
through 0200 twice, once a year. Events stamped
On Wed, 9 Feb 2011, Ian Batten wrote:
Extra fun will ensue if England moves to full-time daylight saving or to
WET, both of which have a non-zero chance of happening, while Scotland
remain on their existing arrangements, which also has a non-zero chance.
You mean CET. (We are currently on
Tony Finch said:
As far as I can tell from a brief look at the document, the accurate
timestamp requirement applies to trading data, and they don't trade when
there is a DST change or when leap seconds occur.
Does it say that, or are you guessing?
DST changes tend to be outside trading hours,
As far as I can tell from a brief look at the document, the accurate
timestamp requirement applies to trading data, and they don't trade when
there is a DST change or when leap seconds occur.
Does it say that, or are you guessing?
DST changes tend to be outside trading hours, but leap
Clive D.W. Feather wrote:
Tony Finch said:
As far as I can tell from a brief look at the document, the accurate
timestamp requirement applies to trading data, and they don't trade when
there is a DST change or when leap seconds occur.
Does it say that, or are you guessing?
DST
On 02/08/2011 23:54, Mark Calabretta wrote:
On Wed 2011/02/09 06:25:25 -, Ian Batten wrote
in a message to: Tom Van Baakt...@leapsecond.com,
Leap Second Discussion Listleapsecs@leapsecond.com
Although that mandates access to a continuously reliable source of DST
changeover dates and
On Wed 2011/02/09 08:40:42 -, Clive D.W. Feather wrote
in a message to: Leap Second Discussion List leapsecs@leapsecond.com
Not if the timestamps are properly labelled with the timezone,
preferably specified as an offset, which distinguishes between
DST and non-DST.
falls about laughing
On Wed 2011/02/09 08:48:28 -, Poul-Henning Kamp wrote
in a message to: Leap Second Discussion List leapsecs@leapsecond.com
during the autumn
change, a hour is repeated. So as far as a clock ticking civil time is
concerned, you have 0100 through 0200 twice, once a year. Events
stamped
On Wed 2011/02/09 08:56:21 -, Ian Batten wrote
in a message to: Leap Second Discussion List leapsecs@leapsecond.com
Microsoft Exchange meeting invitations say things like
GMT: London, Edinburgh, Lisbon, and then contain local timestamps
corrected for daylight savings. They do that all year
The US financial industry regulations are changing to require
one second accuracy in the timestamps instead of 3 seconds.
http://www1.finra.org/web/groups/industry/@ip/@comp/@regis/documents/appsupportdocs/p122784.pdf
Chapter 2 is all about clock synchronization.
Note that they require Eastern
On Wed 2011/02/09 06:25:25 -, Ian Batten wrote
in a message to: Tom Van Baak t...@leapsecond.com,
Leap Second Discussion List leapsecs@leapsecond.com
Although that mandates access to a continuously reliable source of DST
changeover dates and offsets. It also opens the interesting
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