[R] Is R portable?

Duncan Murdoch murdoch at stats.uwo.ca
Tue Dec 4 23:54:53 CET 2007

On 04/12/2007 5:25 PM, Tom Backer Johnsen wrote:
> Prof Brian Ripley wrote:
>> On Tue, 4 Dec 2007, John Kane wrote:
>>> I simply installed R onto a USB stick, downloaded my
>>> normal packages to it and it works fine under Windows.
>> Yes, on Windows, but
>> 1) There are other OSes,
>> 2) This didn't just happen: it needed some careful design, including 
>> some caching to make it run fast from a USB disk.
> Nice to discover good planning.  Am I then correct in my
> understanding: Installing R under Windows does not require any
> registry entries, the installation is essentially to unpack the
> necessary files in the correct directories?

Yes.  It does record some information in the registry, but that's purely 
optional.  The only problem you're likely to run into is using external 
software with R, that might look in the registry to find where R was 

Duncan Murdoch

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