[R] Web-application using R

[Hoeven, Maarten van der]

This is something I'm looking for too :)

Did someone test this? Is it quick? Is there a website that features a real online demo?

Thanks,



> -----Original Message-----
> From: r-help-bounces at stat.math.ethz.ch
> [mailto:r-help-bounces at stat.math.ethz.ch]On Behalf Of Don MacQueen
> Sent: Wednesday, May 19, 2004 4:37 PM
> To: Tae-Hoon Chung; R-help at stat.math.ethz.ch
> Subject: Re: [R] Web-application using R
> 
> 
> See the following email, which was sent to r-help 2004-02-21
> -Don
> 
> 
> From: "Graciliano M. P." <gmpowers at terra.com.br>
> To: "Module Authors" <module-authors at perl.org>
> Cc: r-help at stat.math.ethz.ch
> Subject: [R] New Perl module Statistics::R
> 
> I have released the new module Statistics::R and need some 
> feedback of it's
> status.
> This will permit the control of the the R (R-project) 
> interpreter through
> Perl in different architectures and OS.
> 
> You can for example, start only one instance of the R 
> interpreter and have
> different Perl process accessing it. What will save the 
> initiation time of R
> and memory.
> 
> Soo, I will appreciate if some one can test it in different 
> OS. Tested with
> Win32 and Linux.
> 
> http://search.cpan.org/~gmpassos/Statistics-R-0.01/
> 
> Thanks in advance.
> 
> Regards,
> Graciliano M. P.
> 
> 
> At 6:59 PM -0700 5/18/04, Tae-Hoon Chung wrote:
> >Hi, all;
> >
> >Our group is planning to develop a web-based analysis package with 
> >R. I have some questions.
> >(1) Can we use R as a daemon-like way such that, after invoking R 
> >and making it run in a kind of background mode, just put some R 
> >script into R using some pipe-like mechanism and retrieve the result 
> >out of it?
> >(2) If this is possible, then how can we do it? If this is not 
> >possible, then what is the best way to accomplish this thing? Should 
> >we just use "R BATCH ..." thing all the time? The concern is that, 
> >in this case, we have to invoke R every time we want to use it, 
> >which will cause some time delay for loading R programs every time 
> >and may cause some system overhead when multiple users try to use R 
> >at the same time.
> >(3) I have a package developed in R with GUI in tcltk and want to 
> >port it in Java (because there are some other functionalities that 
> >have already been developed in Java and want to extend existing 
> >functionalities). The problem is that there does not seem to be an 
> >easy way to invoke R inside a Java program. I know there is a 
> >library called RSJava that is supposed to help this kind of 
> >situation but what I found was that it seemed to work only in Unix 
> >environment and it seemed to focus mainly users that try to use Java 
> >in R not users try to use R in Java. What will be the best solution?
> >
> >Thanks in advance,
> >Tae-Hoon Chung, Ph.D
> >
> >Post-doctoral Research Fellow
> >Molecular Diagnostics and Target Validation Division
> >Translational Genomics Research Institute
> >1275 W Washington St, Tempe AZ 85281 USA
> >Phone: 602-343-8724
> >
> >______________________________________________
> >R-help at stat.math.ethz.ch mailing list
> >https://www.stat.math.ethz.ch/mailman/listinfo/r-help
> >PLEASE do read the posting guide! 
http://www.R-project.org/posting-guide.html


-- 
--------------------------------------
Don MacQueen
Environmental Protection Department
Lawrence Livermore National Laboratory
Livermore, CA, USA

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