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From: Gib Bogle <g.bogle@auckland.no.spam.ac.nz>
Newsgroups: comp.lang.ada,comp.lang.fortran,comp.lang.pl1
Subject: Re: Why is Ada considered "too specialized" for scientific use
Date: Tue, 08 Jun 2010 09:04:52 +1200
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Date: 2010-06-08T09:04:52+12:00
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J. Clarke wrote:
> On 6/7/2010 8:35 AM, Yannick Duchêne (Hibou57) wrote:
>> Le Mon, 07 Jun 2010 12:40:07 +0200, Peter Flass <Peter_Flass@yahoo.com>
>> a écrit:
>>> If you want to talk *really* old assemblers, look at SOAP. The
>>> hardware had no core, only drum memory,
>> What is a “drum memory” ?
> 
> Are you serious?
> 
> You remember those old Edison phonographs that used a wax cylinder? Well 
> imagine that concept only with the cylinder coated with magnetic 
> material instead of wax, and with a row (or several rows) of heads along 
> its length.  Has most of the properties of a fixed-head disk except the 
> unequal track lengths.
> 
> 

You had drum memory?  You were lucky.  When I was young we had to tie knots in 
pieces of string, by hand.