[RkWard-devel] Questions

steven.j.novick at gsk.com steven.j.novick at gsk.com
Tue Aug 3 13:07:51 UTC 2004


Hi all,

        I am both a Linux and Windows R user.  At work, I can only use 
Windows.  How much of RKWard is generalizable so that it can work on 
multiple platforms?  For example, if R is linked to an office suite for 
producing output, it might be wiser to link it to OpenOffice instead of 
KOffice.

Steve

Steven Novick, Ph.D.
Principal Statistician
GlaxoSmithKline
email:  steven.j.novick at gsk.com
telephone: 919-483-2702
MAI.T0201



"Thomas Friedrichsmeier" <thomas.friedrichsmeier at ruhr-uni-bochum.de> 
Sent by: rkward-devel-admin at lists.sourceforge.net
02-Aug-2004 15:41
 
To
rkward-devel at lists.sourceforge.net
cc

Subject
Re: [RkWard-devel] Questions






Hi!

> I just had a look at Rkward and it seems very promising.  I just have a
> couple of (probably very stupid) questions:
> 1) Why a php backend instead of a more "traditional" scripting language
> like python? There are a couple of python packages that can call R 
directly
> and manage R objects as if they were python objects. This question is 
not
> here to start a language war, but just out of curiosity.

Well, to a certain degree that decision is certainly related to my 
personal 
likes/dislikes. The reasons for using PHP are:
                 - fairly well known and stable (applies to python as 
well)
                 - lots of functionality esp. with respect to 
string-processing (probably 
applies to python as well)
                 - it's a templating language, i.e. you can write plain 
R-code (or HTML in the 
output section) and only fill in the code in the changing sections
In the current design, PHP does not interface with R directly. Rather, the 

RKWard application is in charge of both and manages requests from both 
backends (actually, the R-backend can not yet do any requests, but in the 
future it should be possible e.g. to start a plugin from the R-console). 
Hence it is not necessary for PHP to access R directly. In fact, it might 
even raise some problems regarding threading/the proper order of execution 
of 
R-commands.
Of course all this is open to discussion.

> 2) As to the syntax highlighting problem mentioned on the home page, 
what
> about katepart? I think it already has R syntax highlighting.

The homepage has not been updated for more than a year (I had not worked 
on 
RKWard during that time). But in fact, I simply had not yet thought of 
that. 
This way implementing syntax highlighting will in fact be about as easy as 
it 
gets. Thanks for the hint.

Thomas


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