From mboxrd@z Thu Jan 1 00:00:00 1970 X-Spam-Checker-Version: SpamAssassin 3.4.4 (2020-01-24) on polar.synack.me X-Spam-Level: X-Spam-Status: No, score=-1.9 required=5.0 tests=BAYES_00 autolearn=ham autolearn_force=no version=3.4.4 X-Google-Language: ENGLISH,ASCII-7-bit X-Google-Thread: 103376,1dd28d5040ded1f8 X-Google-Attributes: gid103376,public X-Google-ArrivalTime: 2002-05-11 13:16:45 PST Path: archiver1.google.com!news1.google.com!newsfeed.stanford.edu!news-spur1.maxwell.syr.edu!news.maxwell.syr.edu!mango.news.easynet.net!easynet-melon!easynet.net!uio.no!ntnu.no!not-for-mail From: Preben Randhol Newsgroups: comp.lang.ada Subject: Re: Announce: Grace project site operational Date: Sat, 11 May 2002 20:16:44 +0000 (UTC) Organization: Norwegian university of science and technology Message-ID: References: <3CD88FBD.4070706@telepath.com> <3CD91E31.1060004@telepath.com> <3CDBD673.FF452A3D@otelco.net> <3CDD740C.43735333@acm.org> NNTP-Posting-Host: kiuk0156.chembio.ntnu.no X-Trace: tyfon.itea.ntnu.no 1021148204 9725 129.241.83.82 (11 May 2002 20:16:44 GMT) X-Complaints-To: usenet@itea.ntnu.no NNTP-Posting-Date: Sat, 11 May 2002 20:16:44 +0000 (UTC) User-Agent: slrn/0.9.7.4 (Linux) Xref: archiver1.google.com comp.lang.ada:23911 Date: 2002-05-11T20:16:44+00:00 List-Id: On Sat, 11 May 2002 19:42:09 GMT, Jeffrey Carter wrote: > Marin David Condic wrote: >> >> Been there. Done that. Got the t-shirt. The problem is coming up with a >> guideline or some other sort of rule of thumb that offers constructive >> advice (especially to the beginner) as to when creating more types isn't >> really helpful. It really is a kind of an "art". > > This is part of design, and design should not be performed by beginners. Oh, yes I know this. I have rewritten parts of my program several times as I learn more and more about Ada. But how much you learn by doing mistakes :-). At least one rule I have found very useful is to write the .ads files first as much as possible as this forces you to think through the specs. Of course this is quite obvious, but some much more motivating to do when one have learned the hard way. ;-) Preben --