Re: Sequentially numbering invoices

From: Word Heretic (myfullname_at_tpg.com.au)
Date: 08/27/04 

Date: Fri, 27 Aug 2004 21:03:26 +1000

G'day Father Mal,

mate, do you have something in your code to stop me (an unfriendly
external) from saying "oooo, look, a web addy that returns a unique
number, let's use it for my own purposes"

Steve Hudson - Word Heretic
Want a hyperlinked index? S/W R&D? See WordHeretic.com

steve from wordheretic.com (Email replies require payment)

Malcolm Smith reckoned:

>Lee
>
>Do you have access to a web server somewhere which offers ASP? Because
>what I do in some of my web applications which I have to update from the
>desktop machine is to send to a hidden page a HTTP Request message with an
>XML string.
>
>The ASP page receives this request does what it needs to do, in this case
>gets the next invoice number and then returns it back to the waiting
>application which is waiting for a response.
>
>You could have on the web server a small Access database for example and
>then you could log who requested which invoice number (I expect you will
>want some audit trailing).
>
>It's rather easy to do and is actually quite fun to do. I do this sort of
>thing on my major racing site, www.ukhorseracing.co.uk, to update the
>results in the on-line database as well as on another site which is going
>to get the same treatment today.
>
>So, all you need is a web server which is running IIS rather than that
>Unix thing and then you're well away.
>
>- Malc
> www.dragondrop.com

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