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Date: Mon, 4 Jun 2018 02:32:42 -0700 (PDT)
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Subject: Re: Using interfaces
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Xref: reader02.eternal-september.org comp.lang.ada:52918
Date: 2018-06-04T02:32:42-07:00
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Thanks for all those interesting answers!
Finally I've abstracted only the output device and things stay quite simple.
(for a glimpse: https://sourceforge.net/projects/ada-bar-codes/ :-) )