Re: [Rd] Numerical instability in new R Windows development version

2012-01-27 Thread Stephen Weston
On Fri, Jan 27, 2012 at 1:40 PM, Duncan Murdoch wrote: > On 27/01/2012 12:32 PM, Prof Brian Ripley wrote: >> >> On 27/01/2012 13:26, Duncan Murdoch wrote: >> >  On 12-01-27 7:23 AM, Hans W Borchers wrote: >> >>  I have a question concerning the new Windows toolchain for R>= 2.14.2. >> >>  When try

Re: [Rd] rmpi vs snow - which one is better from communication overhead point of view

2012-01-04 Thread Stephen Weston
On Wed, Jan 4, 2012 at 4:57 AM, rdxcheena wrote: > Hi, > > I need to understand when is it best to use /rmpi/ and when is it best to > use /snow/ for parallel programming in R? I understand snow can be used for > a group of non-clustered work stations also. But I wish to understand from > the poin

Re: [Rd] Revision of shell.exec?

2011-09-15 Thread Stephen Weston
2011/9/14 Uwe Ligges : > > > On 14.09.2011 12:27, Brian Oney wrote: >> >> Hi List, >> I hope this is correct list to propose function extensions, sorry if not. >> I am preparing for a (hopefully painless) migration to linux. As far as >> I am aware of, the function "shell.exec" only comes with the