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: fac41,15edb893ef79e231 X-Google-Attributes: gidfac41,public X-Google-Thread: f4fd2,23202754c9ce78dd X-Google-Attributes: gidf4fd2,public X-Google-Thread: 103376,15edb893ef79e231 X-Google-Attributes: gid103376,public X-Google-Thread: 114809,15edb893ef79e231 X-Google-Attributes: gid114809,public X-Google-ArrivalTime: 2002-01-26 09:57:36 PST Newsgroups: comp.lang.lisp,comp.lang.ada,comp.lang.eiffel,comp.lang.smalltalk Path: archiver1.google.com!news1.google.com!newsfeed.stanford.edu!news-spur1.maxwell.syr.edu!news.maxwell.syr.edu!newsfeed.cwix.com!torn!utnut!news.ecf!doylep From: doylep@eecg.toronto.edu (Patrick Doyle) Subject: Re: Copying semantics molehill (was Re: True faiths) Sender: news@ecf.utoronto.ca (news) Organization: Computer Group, Elec. Eng., University of Toronto Message-ID: References: <3C4D8AC7.37C31EEC@brising.com> X-Nntp-Posting-Host: wildcat.eecg Date: Sat, 26 Jan 2002 17:32:23 GMT Xref: archiver1.google.com comp.lang.lisp:25321 comp.lang.ada:19317 comp.lang.eiffel:5524 comp.lang.smalltalk:18722 Date: 2002-01-26T17:32:23+00:00 List-Id: In article <3C4D8AC7.37C31EEC@brising.com>, Steven T Abell wrote: >> Can anyone show an example of a situation where copying semantics really >> matter? > >Sure. >Imagine you have an object with some simple attributes, >ans some connections to other complex objects, >and you want to save this object to a file. Ok, I must admit, that's a good one. It's not really a copying issue per se, but a persistence issue, though they have a lot in common. I'm no expert on object persistence, so I'll have to leave it at that. :-) -- -- Patrick Doyle doylep@eecg.toronto.edu