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MathGroup Archive 2007

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Re: Compatibility woes

  • To: mathgroup at smc.vnet.net
  • Subject: [mg76044] Re: [mg75986] Compatibility woes
  • From: DrMajorBob <drmajorbob at bigfoot.com>
  • Date: Tue, 15 May 2007 04:56:10 -0400 (EDT)
  • References: <845718.1179133087873.JavaMail.root@m35>
  • Reply-to: drmajorbob at bigfoot.com

ToPackedArray is available after:

<< Developer`

We're supposed to get the hint from the top-of-the-page heading that says  
"Developer Package Symbol".

Hopefully that works for EVERYTHING in help, if a Get or Needs statement  
isn't shown?

Bobby

On Mon, 14 May 2007 02:49:02 -0500, Mark Adler <madler at alumni.caltech.edu>  
wrote:

> I have been using Mathematica since 1.0.  For every new version or
> update, my previous notebooks have all worked without modification.
>
> Not so with Version 6.
>
> Of course, the first clue is that Mathematica offers to fix my old
> notebooks when I load them the first time.  Get rid of semicolons
> after Plot[] and Show[], change Random[] to the new versions, that
> sort of thing.  That's all somewhat annoying, but I suppose tolerable.
>
> Then it complains about old packages that, it says, will mess up the
> new graphics or other functions.  So it complains about loading, for
> example, Graphics`Colors`.  If I don't load it, I no longer have
> DeepSkyBlue, or PaleGreen used as plot line colors.  If I do load it,
> I am allegedly at risk that something else will be screwed up.
>
> It can't find Developer`, so how do I get ToPackedArray[]?
>
> All in all, I am disturbed that after loading only a few notebooks,
> I've run into so many incompatibilities.  I fear that I've only
> scratched the surface, and many more are laying in wait.
>
> What is the justification for this sudden and flagrant disregard for
> backward compatibility?
>
> Yes, I'm having fun playing with Manipulate[], but I'm wondering if I
> made a mistake to download the new version.
>
> Mark Adler
>
>
>



-- 
DrMajorBob at bigfoot.com


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