[DUG] Need help in format function
Vikas...
vikas.image at gmail.com
Thu Mar 4 19:03:12 NZDT 2010
well we are not using Multi threading in this case . This is a legacy system
and we have no plans to consider threading in it in future. Person who
programed it in 1997 dint considered any safe practices before, he just
worte in a fashion which serve the req of client.
Well intiitaly i was tying with fromat fuction but i dint served my purpose
then i moved to floattostrf this is not healthy functions in multi threaded
that i knew it.
But anyways like i said in previous mail my work arround made the bug to go
away and made my client stop complaing of the loses he occrured due to this
[?]
But yeah i will re change it soon to optimise the way u guys sugguesting
thanks
On Thu, Mar 4, 2010 at 3:20 AM, Jolyon Smith <jsmith at deltics.co.nz> wrote:
> Writing code that is thread-safe is still safe when there is only one
> thread, but it sure does make things easier if/when you want to introduce
> threads later on. The only time that it makes sense to write code that is
> knowingly not thread-safe is when you’ve made the conscious choice to write
> single threaded code, but if the code is single threaded only because
> threading has not even been considered (yet) …
>
>
>
> The original poster may also have been simply unaware of the threading
> issues with these functions. Making assumptions is **always** dangerous.
>
>
>
>
>
> *From:* delphi-bounces at delphi.org.nz [mailto:delphi-bounces at delphi.org.nz]
> *On Behalf Of *Colin Johnsun
> *Sent:* Thursday, 4 March 2010 10:35 a.m.
>
> *To:* NZ Borland Developers Group - Delphi List
> *Subject:* Re: [DUG] Need help in format function
>
>
>
> I don't remember reading in the original post that Vikas needed the
> function in a multi-threaded app?
> In fact, the original FloatToStrF that Vikas used in his original post is
> the non-threaded version, so I think it is reasonable to assume that he was
> using it in a single threaded fashion. But thanks for pointing out how
> useless *Format ( Const Formatting : string; Const Data : array of
> const) : string; *is for multi-threaded situations.
>
> Regards,
> Colin
>
> On 4 March 2010 08:07, Cameron Hart <Cameron.Hart at flowsoftware.co.nz>
> wrote:
>
> And completely useless when it comes to multiple threads...
>
> Atleast use the thread safe version
>
> function Format ( Const Formatting : string; Const Data : array of
> const; FormatSettings : TFormatSettings ) : string;
>
>
>
> Cameron Hart | Development Manager | Flow Software Limited
> P: +64 9 476 3579 | M: +64 21 222 3569 | E:
> cameron.hart at flowsoftware.co.nz
> PO Box 305-237, Triton Plaza, Auckland 0757, New Zealand |
> www.flowsoftware.co.nz
>
> This message is intended for the addressee named above. It may contain
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> Please consider the environment before printing this email
>
>
> -----Original Message-----
> From: delphi-bounces at delphi.org.nz [mailto:delphi-bounces at delphi.org.nz]
> On Behalf Of Colin Johnsun
> Sent: Thursday, 4 March 2010 9:44 a.m.
> To: NZ Borland Developers Group - Delphi List
> Subject: Re: [DUG] Need help in format function
>
> Hey Phil :)
>
> You beat me too it!
>
> It's clean, readable and concise.
> Plus there's no mucking around with strings!!
>
> +1 from me :)
>
> cheers, Colin
>
> On Thursday, March 4, 2010, Phil Scadden <p.scadden at gns.cri.nz> wrote:
> > I think it easier to do format( '%.2f', [trunc(value*100)/100]);
> >
> >
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--
vikas
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