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From: <HIDDEN>
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Subject: Re: My files vanished
Date: Thu, 23 Oct 2008 06:55:03 +0000 (UTC)
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Rune Allnor <allnor@tele.ntnu.no> wrote in message <7ff82278-f89d-4bf4-a7c6-ccbfefa4c171@k16g2000hsf.googlegroups.com>...
> On 22 Okt, 10:03, "Gema Abrajano" <gdabraj...@yahoo.com> wrote:
> > Rune Allnor <all...@tele.ntnu.no> wrote in message <fe804dd8-ddcb-4ae8-b949-2d37bad0c...@h60g2000hsg.googlegroups.com>...
> > > On 17 Okt, 08:58, "Florent Heidet" <flo...@hotmail.com> wrote:
> > > > "Bruno Luong" <b.lu...@fogale.findmycountry> wrote in message <gd6jkh$24...@fred.mathworks.com>...
> > > > > "Florent Heidet" <flo...@hotmail.com> wrote in message <gd5f0m$ok...@fred.mathworks.com>...
> >
> > > > > > Any idea...?
> >
> > > > > Check Windows "Control Panel -> Folder Options -> View" (or something like this) and make sure your files are not hidden by one of the checked configuration.
> >
> > > > > This is more likely OS.
> >
> > > > > Bruno
> >
> > > > I also checked that...unsuccessfully...
> >
> > > > :-(
> >
> > > Did you try to store the files somewhere else and only have
> > > the startup.m I showed you in the work directory?
> >
> > > Rune
> >
> > i did what you advised - creating a new folder and then just leaving the startup.m in the work directory.. then i changed my current directory in matlab from work to the new folder that i created.. it's working and everything seems to be fine now since i can access the new files generated by matlab, so thank you for this..
> >
> > but i have a newb question to ask.. isn't the work folder some sort of the default folder for matlab, therefore would i be having problems in the future for some other files going into the work directory?
> 
> MATLABROOT/work is the default directrory and where users are
> supposed
> to store their files, but there are two problems with it (as it
> appeared
> on R2006a and before):
> 
> - On the window platform it resides in the C:\Program files folder,
>   which is a place where users should not need to mess around
> - There are (was) different work directores for different versions
>   of matlab, so you will have (had) to move all your files to
>   the new work directory every time you update matlab.
> 
> > or is it that since my current directory is already the new directory that i created, then i wouldn't have to worry about the old work directory anymore?
> 
> What you want as a user is to update your matlab lisences with
> at little fuzz as possible. In principle this should be as
> easy as
> 
> 1) Uninstall the present matlab version
> 2) Install the new matlab version
> 
> and everything should remain the same way it was the
> last time you shut down the old version when you start
> the new version for the first time.
> 
> In practice, you have to (at least up to and including
> R2006a) move the work directory into a new place and
> maybe also the preferences directory. Not a big deal,
> but lots of users don't know how to do that. And there
> is no reason they should need to, as matlab should be
> able to use old setup-files when a noew version is
> installed. It'a a trivial thing to do for the programmers,
> but it has to be done.
> 
> So you as user wants to minimize the hazzle. One way of
> doing that is to make a folder e.g. under 'My Documents'
> where you store your matlab-related stuff. Since it is
> not in the standard matlab hierarchy, matlab doesn't
> know about this folder, and thus can't mess with it
> when you uninstall matlab.
> 
> > and what's the use of the startup.m file left there?
> 
> The matlab looks for a startup.m file in the work
> directory every time it starts up. So any instructions
> inside that file are executed automatically.
> 
> Since you have stored all your files in a place
> matlab doesn't know about, you need to let matlab
> know where to look for files and set the working
> directory (note the difference between 'work
> directory' and 'working directory'). The CD command
> makes matlab set your local directory as the
> working directory.
> 
> Rune

thanks for these! everything seems to be working fine now. hope florent will be able to solve the problems also. thanks!