[R] Hunting for snow...
ligges at statistik.uni-dortmund.de
Sun Jul 9 14:24:40 CEST 2006
Brian Lunergan wrote:
> Prof Brian Ripley wrote:
>> On Sat, 8 Jul 2006, Brian Lunergan wrote:
>>> Evening folks:
>>> I did an install.views of finance and econometrics and between the two of
>>> them R reported 'FracSim', 'RDCOMClient', 'snow', 'VGAM', and 'segmented'
>>> as missing dependencies. Now, I've managed to hunt down what appear to be
>>> current zip file copies of all of the packages but 'snow'. Is there a
>>> windows edition of the package out there someplace that will get along
>>> R v2.3.1 and if so, how do I find it?
>>> Please and thanks...
>> PLEASE read the README:
>> and see the check summary at
>> snow runs distributed R tasks across hosts: it has three modes and
>> prefers PVM and MPI if packages rpvm or Rmpi are available (which they
>> are not for Windows). As a result only some of its functionality can be
>> used on Windows, and anyone who is going to get involved at that level
>> of programming will very easily install the package from the sources.
> Let me see if I understand this correctly. Something in the finance task
> view would seem to consider snow a dependency; however, the package in
> question has dragged it along for the ride into Windows, crippling its
> Problem and a question. Having checked the file on the UofT CRAN mirror
> that lists dependencies for the available files snow only appears attached
> to three of them, none of which are listed as part the finance view or
> anything I already have on my system. What is R seeing these as a
> dependency for then? Perhaps the view maintainers can suggest something? If
> it is not available for windows and is only partially functional there can
> it be safely ignored as a dependency?
> One other puzzle resulting from this. The check summary suggested problems
> with 'FracSim', 'RDCOMClient', 'VGAM', and 'segmented' as windows packages
> but yet the versions I found seemed to install without complaint onto my
Where did you find them? At least not in their current versions on the
official repository on CRAN master for R-2.3.x, I hope.
> system. Three gave back the successful unpack msg. VGAM did not, but
> several of the demo scripts ran without complaint so I am assuming it is
> comfortable with v2.3.1 on a windows system. Later versions of the four
> than were tested in the check summary, perhaps?
The check summary is recent. I can only imagine that you found earlier
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