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Re: switching between versions 7 and 8


But that just renames the executable? What about all the Library stuff? 
  There's a whole Mathematica folder tree there -- although it appears 
empty to me!

On 12/21/2010 12:19 AM, Vivek J. Joshi wrote:
> Hi,
>
> You could always rename Mathematica.app file for version 7 and 8
> respectively,
>
> Suggestions,
>
> Version 7.0
> Mathematica.app ->  Mathematica7.app
>
> Version 8.0
> Mathematica.app ->  Mathematica8.app
>
> You can put both the installations in Applications or create a sub
> directory "Applications/Mathematica/" and put everything in one place. I
> have all the Mathematica installs starting from version 5 in one
> directory.
>
>
> Another useful trick I use is to use version specific FE preferences.
> This way I can maintain multiple init.m files. Just incase of some weird
> version specific FE corruption of init.m file my other Mathematica
> installs are not affected and  specifically on Mac this was the only way
> I found I could run Mathematica version 5.
>
> In Version 8.0 you could goto,
>
> Mathematica>>  Preferences>>  System>>  (Check the box under "System
> Settings"->  Create and maintain version specific front end preferences.)
>
> Hope this helps,
>
> Vivek J. Joshi
>
>
>
> On Dec 19, 2010, at 11:39 PM, richard i pelletier wrote:
>
>> hi,
>>
>> i have seen, from a couple of posts over the years, that this is
> obvious
>> and elementary to many of you, but i could really use a little
>> hand-holding. (I have never seen an answer that i could put into
> action.)
>>
>> can someone please tell me _exactly_ how to set up two versions of
>> mathematica so that i can run either one -- not simultaneously --,
>> without having to go change the names of folders?
>>
>> i am running version 7 on mac OS 10.6.5 -- i.e. snow leopard. i have
>
>> downloaded version 8. all i want is to be able to run version 8, quit
>
>> it, and then run version 7, quit it, and then run version 8, etc.
>>
>> thanks,
>>
>> rip
>>
>> --
>> email address is r i p 1 AT c o m c a s t DOT n e t
>>
>
>

-- 
Murray Eisenberg                     murray at math.umass.edu
Mathematics & Statistics Dept.
Lederle Graduate Research Tower      phone 413 549-1020 (H)
University of Massachusetts                413 545-2859 (W)
710 North Pleasant Street            fax   413 545-1801
Amherst, MA 01003-9305


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