FYI, Here is a tip that Gabor Grothendieck sent to the r-com help-list.  Thought others might find it helpful.

http://mailman.csd.univie.ac.at/pipermail/rcom-l/2007-July/001717.html







Subject: Re: [Rcom-l] running Excel/Visual Basic macro from within R    [input]   [input]   [input]   [input]                                             


 " mailing list   Rcom-l@mailman.csd.univie.ac.at   http://mailman.csd.univie.ac.at/mailman/listinfo/rcom-l   More information (including a Wiki) at"}, "lw_1184777019_4": { "text": "http://rcom.univie.ac.at", "extended": 0, "startchar": 1766, "endchar": 1789, "start": 1766, "end": 1789, "extendedFrom": "", "weight": 1, "type": ["shortcuts:/us/instance/identifier/URL"], "category": ["IDENTIFIER"] ,"context": " More information (including a Wiki) at http://rcom.univie.ac.at   ______________________________________________"}, "lw_1184777019_5": { "text": "Rcom-l@mailman.csd.univie.ac.at", "extended": 0, "startchar": 1864, "endchar": 1894, "start": 1864, "end": 1894, "extendedFrom": "", "weight": 1, "type": ["shortcuts:/us/instance/identifier/email_address"], "category": ["IDENTIFIER"] ,"context": " mailing list Rcom-l@mailman.csd.univie.ac.at http://mailman.csd.univie.ac.at/mailman/listinfo"}, "lw_1184777019_6": { "text":
 "http://mailman.csd.univie.ac.at/mailman/listinfo/rcom-l", "extended": 0, "startchar": 1896, "endchar": 1950, "start": 1896, "end": 1950, "extendedFrom": "", "weight": 1, "type": ["shortcuts:/us/instance/identifier/URL"], "category": ["IDENTIFIER"] ,"context": " mailing list Rcom-l@mailman.csd.univie.ac.at http://mailman.csd.univie.ac.at/mailman/listinfo/rcom-l More information (including a Wiki) at"}, "lw_1184777019_7": { "text": "http://rcom.univie.ac.at", "extended": 0, "startchar": 1991, "endchar": 2014, "start": 1991, "end": 2014, "extendedFrom": "", "weight": 1, "type": ["shortcuts:/us/instance/identifier/URL"], "category": ["IDENTIFIER"] ,"context": " information (including a Wiki) at http://rcom.univie.ac.at"} };  YAHOO.Shortcuts.overlaySpaceId = "97546169";  YAHOO.Shortcuts.hostSpaceId = "97546168"; 
classExec is a powerful free Windows utility that allows you to do this
 (and
many other tasks) by giving you a general hook into Windows DDE in
batch, i.e at the Windows command line:

http://web.archive.org/web/20051218074743/http://home.wanadoo.nl/fvu/Projects/ClassExec/Web/classExec.htm

See the example on that page and also google for ddeexecute to find
relevant pages for the --command argument should you want to use it
for other applications as well.



       
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