Re: [R] Is R portable?

From: Duncan Murdoch <murdoch_at_stats.uwo.ca>
Date: Tue, 04 Dec 2007 17:54:53 -0500

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 installed.

Duncan Murdoch



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