Article View: comp.lang.misc
Article #1744Re: C's sins of commission
From: Peter da Silva
Date: Wed, 17 Oct 1990 18:02
Date: Wed, 17 Oct 1990 18:02
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In article <1990Oct15.204343.2907@arnor.uucp> lowry@lusitania.watson.ibm.com (Andy Lowry) writes: > The Hermes programmer could represent a graph precisely in the > standard conceptual manner--as a collection of nodes and a collection > of arcs, where each arc is a record containing two node id's. ...each of which node-ids is a pointer, no? It's not a machine address, but its an identifier that can reference any arbitrary node... it's a pointer into a bounded collection of objects, but you still have to worry about aliasing within that collection. The problem of aliasing is alleviated, but not solved. (basically, you've switched from C to lisp) -- Peter da Silva. `-_-' +1 713 274 5180. 'U` peter@ferranti.com
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arc1-ca.pugleaf.net!utzoo!utgpu!news-server.csri.toronto.edu!cs.utexas.edu!sdd.hp.com!zaphod.mps.ohio-state.edu!lavaca.uh.edu!menudo.uh.edu!sugar!ficc!peterReferences:
<64618@lanl.gov) <2883@igloo.scum.com) <2171@enea.se> <1990Oct8.135551.21639@arnor.uucp> <1990Oct10.101527.2247@maths.nott.ac.uk> <1990Oct15.204343.2907@arnor.uucp>Show Full Headers
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Path: arc1-ca.pugleaf.net!utzoo!utgpu!news-server.csri.toronto.edu!cs.utexas.edu!sdd.hp.com!zaphod.mps.ohio-state.edu!lavaca.uh.edu!menudo.uh.edu!sugar!ficc!peter From: peter@ficc.ferranti.com (Peter da Silva) Newsgroups: comp.lang.misc Subject: Re: C's sins of commission Message-ID: <=GH6UHD@xds13.ferranti.com> Date: 17 Oct 90 18:02:03 GMT References: <64618@lanl.gov) <2883@igloo.scum.com) <2171@enea.se> <1990Oct8.135551.21639@arnor.uucp> <1990Oct10.101527.2247@maths.nott.ac.uk> <1990Oct15.204343.2907@arnor.uucp> Reply-To: peter@ficc.ferranti.com (Peter da Silva) Organization: Xenix Support, FICC Lines: 12