Datediff differences in US and Europe

william humphrey bill at bluewatermaritime.com
Sun Jul 1 15:58:36 CDT 2012


That's what I do. Except  I make YYYY-MM-DD be the date I use everywhere,
including what I store in database as it is a much easier number to work
with. It sorts correctly.



On Sun, Jul 1, 2012 at 3:13 PM, Ruslan Zasukhin <
ruslan_zasukhin at valentina-db.com> wrote:

> On 7/1/12 6:15 PM, "jda" <jda at his.com> wrote:
>
> HI
>
> > Ruslan,
> >
> > Please read my posts again, carefully.
> >
> > I do NOT use Valentina date and time fields,
> > I use my own fields (doubles)
>
> Ok, but why by the way?
> What reason was ?
>
> DOUBLE is 8 bytes,
> Our DATE field is 4 bytes ...
>
> > and save the Mac date and time data.
>
> You mean current date and time,
> Yes?
>
> > It works, and has for many years.
>
> ok
>
> > I've been using an SQL search that let's me get records entered after a
> > relative date:
> >
> > datediff( now(), '01/01/1904', 'seconds')
>
> > and it works for Engish! But the *stupid* function is language
> sensitive, so
> >
> >      '01.01.1904'
> >
> > is required if the language is German.
> >
> > And God knows what it is for Russian!
>
> Jon,
>
> So problem is that when your app runs on German OS
> your hard-coded   '01/01/1904'  value  becomes wrong?
>
> Well, fix is simple enough I think.
>
> You know that exists
>     Vdatabase.DateTimeFormat,
>     Vdatabase.DateSep
>     Vdatabase.TimeSep
>
> So you can on start of your app assign that
>
>     .format = kMDY
>     .DateSep = '/'
>     .TimeSep = ':'
>
> Now these settins will be used for any OS.
> And your hard-coded values will be valid
>
>
> > I want a simpler way to always get what I want without worrying about the
> > language.
> >
> > If Valentina can't do this, just tell me.
> >
> > Jon
> > Sonny Software
>
>
> --
> Best regards,
>
> Ruslan Zasukhin
> VP Engineering and New Technology
> Paradigma Software, Inc
>
> Valentina - Joining Worlds of Information
> http://www.paradigmasoft.com
>
> [I feel the need: the need for speed]
>
>
> _______________________________________________
> Valentina mailing list
> Valentina at lists.macserve.net
> http://lists.macserve.net/mailman/listinfo/valentina
>



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