[Scilab-users] Coexistence of different versions

[Federico Miyara]

Samuel,

Thank you very much vor this very complete answer!

Regards,

Federico


On 20/02/2019 08:56, Samuel Gougeon wrote:
> Hello Federico,
>
> Le 20/02/2019 à 03:46, Federico Miyara a écrit :
>>
>> Dear all,
>>
>> I'm currently using Scilab 6.0.1 on Windows 7 with several projects 
>> in progress that I don't want to put at risk. But I'm anxious to give 
>> 6.0.2 a try. Is it safe to install it in other folder? I mean, can 
>> both versions coexist or it is necessary to uninstall 6.0.1 to 
>> prevent trouble?
>
> Yes, as written by Eric, you can install as many versions as you want, 
> official ones and development ones as well (to give them a try and 
> contribute to prevent bugs before official releases) without  any issues.
> This is a strong -- too little known -- asset of Scilab.
>
> For all official releases, by default there is one specific SCIHOME 
> directory per version. This means that each version has its own 
> configuration and preferences files (for the desktop, scinotes, 
> general, etc), history of commands file, etc, stored in the related 
> SCIHOME directory.
> You can simultaneously run different versions as well. But then you 
> have the history of commands for each version, not mixed. You have to 
> copy your scilab.ini or .scilab user init file in each SCIHOME 
> directory ; etc.
>
> It is possible to share the same SCIHOME directory, but it might then 
> cause some troubles.
>
>   * Launching scilab with the -scihome option is possible since Scilab
>     6.0.1, to set SCIHOME by hand.
>
>   * Different development versions
>     <https://build.scilab.org/view/Scilab%20binaries/> of a given
>     branch (current, master,..) always share (by default) the same
>     SCIHOME directory. But this can be worked around by using the
>     -scihome option. Do not hesitate to use development versions. They
>     are often better (or even much better) than official releases. It
>     takes 3 to 5 mn to instal a version (and set its launching
>     shortcuts with -scihome if required, and its preferences). So it
>     is worth to do it. And if for 20% of dev versions temporarily it
>     does not work better, then you have lost only 5 mn... Not so much ;-)
>
> For "old versions", some incompatibilities may appear. For instance, i 
> can run all scilab versions from 5.3.3 to 6.0.2 without any issue. But 
> when i run 5.0.0 <= versions <= 5.3.0, making graphics always crash 
> the session (while it worked well before). It could be due to some 
> Java runtime library incompatibilities, not necessarily due to 
> recently Scilab installations, but possibly to automatic Java updates. 
> This is unclear. When i run Scilab 4.1.2, graphics are OK and stable.
>
> HTH
> Regards
> Samuel
>
>
>
>
>>
>> Regards,
>>
>> Federico Miyara
>>
>> <https://www.avast.com/sig-email?utm_medium=email&utm_source=link&utm_campaign=sig-email&utm_content=emailclient> 
>> 	Libre de virus. www.avast.com 
>> <https://www.avast.com/sig-email?utm_medium=email&utm_source=link&utm_campaign=sig-email&utm_content=emailclient> 
>>
>>
>> <#DAB4FAD8-2DD7-40BB-A1B8-4E2AA1F9FDF2>
>>
>>
>> _______________________________________________
>> users mailing list
>> users at lists.scilab.org
>> http://lists.scilab.org/mailman/listinfo/users
>
>
>
>
> _______________________________________________
> users mailing list
> users at lists.scilab.org
> http://lists.scilab.org/mailman/listinfo/users



---
El software de antivirus Avast ha analizado este correo electrónico en busca de virus.
https://www.avast.com/antivirus
-------------- next part --------------
An HTML attachment was scrubbed...
URL: <https://lists.scilab.org/pipermail/users/attachments/20190220/6f26a176/attachment.htm>