[Rd] [External] Re: Help useRs to use R's own Time/Date objects more efficiently

[iuke-tier@ey m@iii@g oii uiow@@edu]

On Mon, 6 Apr 2020, Abby Spurdle wrote:

>> (1) Create a top-level help page with a title like "Date and Time
>> Classes" to give a brief but general overview. This would mean the
>> existing DateTimeClasses would need a new title.
>
> I wanted to modify my first suggestion.
> Perhaps a better idea would be to reference an external document
> giving an overview of the subject.
> I couldn't find a discussion of POSIXct/POSIXlt objects in the R
> manuals (unless I missed it somewhere), so perhaps "An Introduction to
> R" could be updated to include this subject, and then the help files
> could reference that?
>
> Mark Leeds has already mentioned one possible (unofficial) source.
> And I suspect that there are others.

Not entirely unofficial as it waw published in R News:

@article{grothendieck2004r,
   title={R help desk: Date and time classes in R},
   author={Grothendieck, Gabor and Petzoldt, Thomas},
   journal={R News},
   volume={4},
   number={1},
   pages={29--32},
   year={2004}
}

Best,

luke

>
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-- 
Luke Tierney
Ralph E. Wareham Professor of Mathematical Sciences
University of Iowa                  Phone:             319-335-3386
Department of Statistics and        Fax:               319-335-3017
    Actuarial Science
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