[R] Running R from a read-only CD
murdoch at stats.uwo.ca
Mon May 25 23:23:12 CEST 2009
On 25/05/2009 5:18 PM, Charles Annis, P.E. wrote:
> After reading your suggested page, it does appear that the problem is a
> security feature that I will have to live with since the CDs will be running
> on borrowed computers.
> BUT, if the same R-folder is loaded from a USB Flash Drive, rather than a
> CD, the help files work just fine. So perhaps there is another way.
> Any other ideas?
Don't use CHM help.
> Charles Annis, P.E.
> Charles.Annis at StatisticalEngineering.com
> phone: 561-352-9699
> eFax: 614-455-3265
> -----Original Message-----
> From: Duncan Murdoch [mailto:murdoch at stats.uwo.ca]
> Sent: Monday, May 25, 2009 4:57 PM
> To: Charles.Annis at StatisticalEngineering.com
> Cc: r-help at r-project.org
> Subject: Re: [R] Running R from a read-only CD
> On 25/05/2009 4:40 PM, Charles Annis, P.E. wrote:
>> Dear R-helpers:
>> I created a folder containing R on a read-only CD and use it by having the
>> R-icon, located on the Windows desktop, point to the CD
>> (R-2.8.1\bin\Rgui.exe) for the "Target," and to a Windows Desktop folder
>> "Start in."
>> This works nicely EXCEPT that the R help() function cannot display
>> and presents a screen message saying "This program cannot display
>> This is especially frustrating because on the left of what would be the
>> window is the exhaustive list of all the functions for which R can provide
>> help (but can't display anything).
>> Can anyone provide guidance?
>> Here is the obligatory session information:
>> R version 2.8.1 (2008-12-22)
>> LC_COLLATE=English_United States.1252;LC_CTYPE=English_United
>> States.1252;LC_NUMERIC=C;LC_TIME=English_United States.1252
>> attached base packages:
>>  splines tcltk stats graphics grDevices utils datasets
>> methods base
>> other attached packages:
>>  mh1823_18.104.22.168 survival_2.35-3 RColorBrewer_1.0-2 RODBC_1.2-5
> This sounds like a Windows security feature, because .CHM is a risky
> format. There's a page here
> that tells you how to turn it off. Alternatively, you can choose one of
> the other help formats in R besides CHM help.
> Duncan Murdoch
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