[R] generating a sequence of seconds

Erin Hodgess erinm.hodgess at gmail.com
Tue Aug 12 23:07:04 CEST 2014


Thank you!

I think the function with the C-like function should do the trick.

On Tue, Aug 12, 2014 at 4:31 PM, John McKown <john.archie.mckown at gmail.com>

> On Tue, Aug 12, 2014 at 3:23 PM, William Dunlap <wdunlap at tibco.com> wrote:
>> >  Again, in my opinion, all time date should be recorded in GMT.
>> It depends on context.  If you are studying traffic flow or
>> electricity usage, then you want local time with all its warts
>> (perhaps stated as time since 3am so any daylight savings time
>> problems are confined to a small portion of the data), perhaps along
>> with time since sunrise and time since sunset.
> I see your point. But if my data is in GMT, that is a unique timestamp
> value. And, given that, along with location information, I should then be
> able to generate a local time for "human activity". E.g. when do people go
> to lunch? Another plus of this is that there is no confusion during "fall
> back" whether this is the 1st or 2nd instance of something like 02:27:00.
> Long ago, I worked for a city government. The recorded everything on the
> machine in local time. Including police log entries. Always made me wonder
> why some lawyer didn't have a nice window of confusion if something
> allegedly happened on time change day and was logged as 02:30:00.
>> If you are studying astronomy, then UTC is appropropriate.
>> Bill Dunlap
>> TIBCO Software
>> wdunlap tibco.com
> --
> There is nothing more pleasant than traveling and meeting new people!
> Genghis Khan
> Maranatha! <><
> John McKown

Erin Hodgess
Associate Professor
Department of Mathematical and Statistics
University of Houston - Downtown
mailto: erinm.hodgess at gmail.com

	[[alternative HTML version deleted]]

More information about the R-help mailing list