[Newbies] Quinto game in SBE
lists at dcorking.com
Mon Sep 24 17:10:50 UTC 2007
Bill Kerr wrote:
> 1) the final line of the SBECell initialize method:
> self turnOff
> triggers a MessageNotUnderstood error
> doesNotUnderstand: #turnOff
> turns out that my problem was that I was using an old 3.8 image
> I learnt from the book how to file out and file in - as soon as I tested my
> code in the 3.9 image it worked fine!
> A friend sent me some other information from the bugs site pointing out a
> bug in SimpleSwitchMorph in earlier versions:
> Summary: 0003530: SimpleSwitchMorph does not actually implement
> switch functionality
In 2007, many people's introduction to Squeak may be with an image
derived from 3.8 (*). So I wonder if the book should not mention this
patch prominently at the start of the First Application chapter.
By the way, I probably learned a lot about Squeak by wrestling with
this for a while this weekend without access to internet or a 3.9
(*) such as Croquet SDK, OLPC Etoys ...
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