Re: OT: Recurring Event library?
This is not a complete solution, but the Date::Manip module in perl has
some of this in it - you can get, for example, "today - four weeks".
ap
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Andrew J Perrin - http://www.unc.edu/~aperrin
Assistant Professor of Sociology, U of North Carolina, Chapel Hill
clists@perrin.socsci.unc.edu * andrew_perrin (at) unc.edu
On Sun, 20 Oct 2002, Josh Rehman wrote:
> This is certainly off topic, but I don't really know where else to turn.
>
> Is there an open source library, perhaps in Perl or Java, that supports
> the representation and manipulation of date recurrence patterns? We are
> looking to describe patterns like "every Thursday" or "every Tue-Thurs"
> or even "on the first Monday of February". Ideally such a library would
> provide us with a variety of views, including natural language. Anyone
> who has used a PIM knows the thing I am speaking of (Evolution, Outlook,
> etc).
>
> The brute force approach for this problem is straight-forward and would
> not require a third party library. However, we are looking for an
> efficient implementation that can tell us, for example, whether or not a
> given date satisfies a given pattern. (The brute force approach expands
> the pattern and checks each element for equality with a given date: good
> for patterns that describe small sets, bad for ones that describe larger
> sets).
>
> Thanks for helping,
> Josh Rehman
>
>
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