[R] Platform of image

[Prof Brian Ripley]

On Fri, 2 Sep 2011, Jeff Newmiller wrote:

> You don't say how you re-open it, but I would guess you are 
> double-clicking the .RData file and letting Windows look up which 
> program to run. If so, you can either open the 64-bit GUI directly 
> and use File Open Data to open your data, or you can change which 
> version of the R GUI program is linked to .RData files in Windows.

See the rw-FAQ Q2.29 for why (and how to change it).

> Jeff Newmiller
>
> John Welsh <jwelsh at sdibr.org> wrote:
>
> Dear R users,
>
> When I Save Workspace... and then reopen it, my platform switches
> from 64-bit to 32-bit, i.e. the Gui switches between these:
>
> R version 2.13.1 (2011-07-08)
> Copyright (C) 2011 The R Foundation for Statistical Computing
> ISBN 3-900051-07-0
> Platform: x86_64-pc-mingw32/x64 (64-bit)
>
> R version 2.13.1 (2011-07-08)
> Copyright (C) 2011 The R Foundation for Statistical Computing
> ISBN 3-900051-07-0
> Platform: i386-pc-mingw32/i386 (32-bit)
>
> How come? This is a Windows x64 system.
>
> John Welsh, Ph.D.
> Associate Professor
> Molecular and Cancer Biology
> Vaccine Research Institute of San Diego
> 10835 Road to the Cure
> San Diego, CA 92121
> Phone: (858) 581-3960 ex.248
> Email: jwelsh at sdibr.org

-- 
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