thanks for the good advice.<br><br><div class="gmail_quote">On Fri, Nov 21, 2008 at 12:15 PM, Noel Welsh <span dir="ltr"><<a href="mailto:noelwelsh@gmail.com">noelwelsh@gmail.com</a>></span> wrote:<br><blockquote class="gmail_quote" style="border-left: 1px solid rgb(204, 204, 204); margin: 0pt 0pt 0pt 0.8ex; padding-left: 1ex;"> Use structures and/or pattern matching (see match-lambda in<br> particular).  Using lists as structures is, I think, quite bad<br> practice.  You can get away with it for limited cases but it will bite<br> you in the arse if you change the data format</blockquote><div><br>tell me about it!<br> </div><blockquote class="gmail_quote" style="border-left: 1px solid rgb(204, 204, 204); margin: 0pt 0pt 0pt 0.8ex; padding-left: 1ex;"> N.<br> <br> On Fri, Nov 21, 2008 at 12:07 PM, Stephen De Gabrielle<br> <<a href="mailto:spdegabrielle@gmail.com">spdegabrielle@gmail.com</a>> wrote:<br> ...<br> <div class="Ih2E3d">> something I seem to often do is use list as structures, (and have lists of<br> > these)<br> </div>...<br> </blockquote></div><br><br clear="all"><br>-- <br>Cheers,<br><br>Stephen<br><br>--<br>