Linux support
Ruslan Zasukhin
sunshine at public.kherson.ua
Sat Jan 8 11:58:07 CST 2005
On 1/8/05 12:43 AM, "Ken Jordan" <jordan at digi-net.com> wrote:
Hi Ken,
I will answer self in few hours,
For now I resend your letter to Valentina list and Valentina beta list.
Ken, are you subscribed to these lists ?
If now, please subscribe. Here you can get many help.
Also if you just start develop new project I recommend you take a look on
Valentina 2.0 betas.
> Ruslan,
>
> Thank you for the reply - great to know that Linux will also be
> supported soon.
>
> Based on that, we have decided to go ahead with testing Valentina to see
> if it will meet our needs. I am using the evaluation version of
> Valentina for REALbasic 1.11, REALbasic 5 format. OS is Win XP. So far
> it seems to work very well, but I'm experiencing a couple of problems
> that I haven't been able to figure out - maybe you can help?
>
> 1) I am trying to use Valentina to store e-mail messages (broken down
> into parts). One of the fields stored is the Message-ID - a String that
> can be from 1 to 70 characters. I'm using VVarChar to store the string -
> created in the BaseObject subclass using
>
> Dim MessageID As VVarChar
> ...
> MessageID = new VVarChar("message_id", 70, "ASCII", kV_Indexed + kV_Unique)
>
> I create a VCursor using
> cursor = db.SQLselect("SELECT message_id, (...) FROM inbox") and display
> the results. When one of the messages is chosen I create another VCursor
> using
> cursor.CurrentPosition = (selected record)
> cursor2 = db.SQLselect("SELECT (...) FROM inbox WHERE message_id = " +
> cursor.VarCharField("message_id").Value)
>
> Sometimes I get the record requested, sometimes a null return. It is
> very consistent which will work and which will not. Investigation shows:
>
> these id strings will not be found -
> "<41C313E7.60203 at dummy.com>"
> "<e0mk8eft.yy3nizzrvfze at a31fa80>"
> "<110C77E416.290691699 at dummy.com>"
> "<B0039468203 at dummy.com>"
>
> these id strings will be found -
> "<41931397.60203 at dummy.com>"
> "<90328470.yy3nizzrvfze at a31fa80>"
> "<1108776416-290691699 at dummy.com>"
> "<110C77E416-290691699 at dummy.com>"
> "<80039468203 at dummy.com>"
>
> It appears that if any non-digits appear before the '.' or before the
> '@' if no '.' is present, the string (obtained FROM the db) is not found
> in the db, but if only digits are there then the string is found. It
> doesn't seem to matter if there are all non-digits before a '-'.
>
> The same thing happens if VString is used instead of VVarChar.
>
> Is this some strange behavior caused by the way Valentina handles
> strings, or is there something that I'm missing?
>
> 2) I can't seem to get data back from a VText. I've tried both
> VTextObject.WriteRawData("string") and VTextObject.Value = "string" - in
> both cases the data is in the VText object in the BaseObject before the
> AddRecord() call and table.Flush() call. However, neither
> cursor2.TextField("text_field").ReadRawData() nor
> cursor2.TextField("text_field").Value return the data - just an empty
> string. What might I be missing?
>
> Thank you for any help you can provide,
>
> Ken Jordan
--
Best regards,
Ruslan Zasukhin [ I feel the need...the need for speed ]
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e-mail: ruslan at paradigmasoft.com
web: http://www.paradigmasoft.com
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