[DUG] Budget/Turbo editions of Delphi

Kyley Harris Kyley at harrissoftware.com
Tue Sep 22 13:10:47 NZST 2009


" Every compile takes 10cents of credit," I syntax check and compile about
every 5 minutes or less.. its the speed and power of delphi to do this that
is most valuable to me to make sure I don't ramble ahead with code that is
full of syntactical foobars..
I'd go broke very fast at 500 compiles a day. :)

On Tue, Sep 22, 2009 at 1:01 PM, John Bird <johnkbird at paradise.net.nz>wrote:

> If Turbo versions of Delphi are not available, it is a great idea to have
> them as PR to get students getting free versions to learn on.  Without
> Embarcadero losing money on commercial sales.
>
> Interested to hear others ideas how such editions could work.
>
> My ideas:
>
> -Preventing installation of components as in the past is simple - but some
> large scale commercial programs could still be made, so I think it needs
> more.
>
> -Either disabling printing if included (Rave reports) or all printing
> carries a water mark "Student Edition - not for commercial use".
>
> -All program windows contains some signature eg "Student edition" in the
> title bar
>
> -some smart restrictions on what can be produced.......eg cheap or free DB
> licences limit to often only 5 connections.   Maybe limit units to 4000
> lines of code, or forms to 30 components total, and listviews and grids to
> 200 lines,
>
> -Programs might only run for 1 hour maximum and exit with a reminder
> screen,
> or will not run at all after say 1-2 years.
>
> -Alternatively charge strictly on a usage basis - eg start with $20 free
> credit.  Every compile takes 10cents of credit, every debugger run takes 20
> cents off, editing takes off 1 cent per hour.  When credit is used up IDE
> stops working, and you have to uninstall and reinstall.   (Transaction
> based
> charging like this is a favourite of mine, incorporated into some of my
> programs).
>
> -Expiry date on IDE, have to uninstall and reinstall to get more.
>
> -Student edition could cost say $25 or be free, depending on how
> restricted.
>
> A combination of more than one of these would mean commercial developers
> would still get the real versions, and be not too mean on students.
>
> Choose what is good to limit, and let them otherwise have a fully
> functional
> version - in reality they won't be writing very large programs, so that is
> what to limit.
>
> Personally I would favour the combination of
> -Watermarks on printing
> -limits on grid size and number of components on a form
> -programs run for 1 hour maximum.
>
> John
>
>
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-- 
Kyley Harris
Harris Software
+64-21-671-821
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