[R] Hidden Rhistory files

[Prof Brian Ripley]

It's nothing to do with R: there is no code looking at file attributes in R.

Perhaps you have set your OS to mark .* files as hidden somehow?
It does not happen for me or any of our users on XP.

On Thu, 20 Nov 2003, Duncan Mackay wrote:

> I've ecountered a problem in the last few days with my .Rhistory file
> not being able to be updated when I quit an R session because its file
> attributes under Windows have been set as "Hidden". Recently, I put the
> following line in my global Rprofile file:-
> 
> history(max.show=Inf)
> 
> so that I automatically open the entire history file for a project when
> I begin a session, but I don't see why that would cause a problem.
> 
> This problem has arisen several times in the last few days while working
> on different Rdata files in different folders. When I manually uncheck
> the "hidden" attribute of my Rhistory file, the problem goes away. But
> why did the files get that attribute in the first place? Is this
> something that R itself may have done? I'm running R Version 1.8.0
> (2003-10-08) under WinXP.

-- 
Brian D. Ripley,                  ripley at stats.ox.ac.uk
Professor of Applied Statistics,  http://www.stats.ox.ac.uk/~ripley/
University of Oxford,             Tel:  +44 1865 272861 (self)
1 South Parks Road,                     +44 1865 272866 (PA)
Oxford OX1 3TG, UK                Fax:  +44 1865 272595