[Rd] C or Java code generation

Simon Urbanek simon.urbanek at r-project.org
Fri Aug 20 20:13:37 CEST 2010


On Aug 20, 2010, at 1:15 PM, Paul Johnson wrote:

> On Thu, Aug 19, 2010 at 5:47 AM, Vyacheslav Karamov
> <ubuntulist at yandex.ru> wrote:
> x.ru>>>
>>> 
>>> 
>>>           Hi All!
>>> 
>>>           I'm new to R and I need to know is it possible for R to
>>>        generate
>>>           C/C++ source code, Java byte code or native Win32 DLL like
>>>        MatLab?
>> 
>> Is there any posibility to use R without installing?
>> I mean that I have my own application written in MS Visual C++ and I need to
>> use R script in this app. I can install R and use it via DCOM, but it's not
>> convenient for  the end users of my  program.
>> 
> 
> Do your users have Web access? If so, you can set up an Rweb (or
> similar) server that could run the jobs for those users. I have one
> set up like that. Users transmit their code via http and can get
> results back in web page.  I think you could probably program around
> the output management question, but I did not try to do it. I mean,
> something like "wget" could download the images directly, by-passing
> the http server.
> 
> Rweb has been abandoned by its original author, but it can be made to
> work, and there are other, newer http server programs to run R.  I
> have not tried them yet, mainly because my customers needed to run
> Rweb because their clients told them to use it.
> 

FWIW: FastRWeb uses Rserve as back-end and is in active development since we use it internally (it's wicked fast, scalable and supports data pre-loading and AJAX).

Cheers,
Simon



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