[R] Newbie R question PART2

[Martin Morgan]

Tena Sakai wrote:
> Hi,
> 
> The example given:
>   library(hwriter)
>   htmlFile = tempfile()
>   hwrite("Hello World", htmlFile)
>   browseURL(htmlFile)
> 
> worked.  Including the line:
>   example(hwrite)
> which is very nice.
> 
> But I am a bit confused.  Am I using elements
> of Rpad package?  Or is this strictly to do
> with hwriter package?

sorry, it is me that needs to be clued in. I misread your email; the
example above has nothing to do with Rpad.

And for windows users, satisfying R and firefox (for instance) seems to
require

  htmlFile = file.path(tempdir(), "tmp.html")

and

  browseURL(paste("file://", htmlFile, sep=""))

Martin

> 
> Please clue me in.
> 
> Regards,
> 
> Tena Sakai
> tsakai at gallo.ucsf.edu
> 
> 
> -----Original Message-----
> From: Martin Morgan [mailto:mtmorgan at fhcrc.org]
> Sent: Wed 4/29/2009 10:32 AM
> To: Tena Sakai
> Cc: ted.harding at manchester.ac.uk; r-help at r-project.org
> Subject: Re: [R] Newbie R question  PART2
> 
> Tena Sakai wrote:
>> Hi,
>>
>> Many thanks to Wacek Kusnierczyk and Ted Harding.
>>
>> I learned 3 new tricks.  (Not bad for a newbie?)
>>
>>   $ R --silent --no-save < barebone.R
>>   $ R --quiet --no-save < barebone.R
>>   $ R --slave < barebone.R
>>
>> With slight differences, they all do what I wanted.
>>
>> Moving right along my tiny agenda...
>>
>> Given the same one-liner,
>>   cat ('Hello World!\n')
>> would someone please show me how to turn this one liner
>> into a web page with Rpad? 
> 
> For the basic 'put text in an html page'
> 
>   library(hwriter)
>   htmlFile = tempfile()
>   hwrite("Hello World", htmlFile)
>   browseURL(htmlFile)
> 
> for more advanced static pages
> 
>   example(hwrite)
> 
> Martin
> 
>> Obviously, What I want to build is a web page, where it
>> say "click <here>" and when it is clicked the screen
>> blanks out and give a line:
>>   Hello World!
>>
>> I have looked at an example or two of Rpad, but it was
>> overly complicated for simpleminded newbie.
>>
>> Regards,
>>
>> Tena Sakai
>> tsakai at gallo.ucsf.edu
>>
>>
>> -----Original Message-----
>> From: Ted.Harding at manchester.ac.uk [mailto:Ted.Harding at manchester.ac.uk]
>> Sent: Tue 4/28/2009 2:11 PM
>> To: r-help at r-project.org
>> Cc: Tena Sakai
>> Subject: RE: [R] Newbie R question
>> 
>> On 28-Apr-09 20:42:45, Tena Sakai wrote:
>>> Hi,
>>>
>>> I am a newbie with R.  My environment is linux and
>>> I have a file.  I call it barebone.R, which has one
>>> line:
>>>
>>>  cat ('Hello World!\n')
>>>
>>> I execute this file as:
>>>
>>>  R --no-save < barebone.R
>>>
>>> And it does what I expect.  What I get is 20+/- lines
>>> of text, one of which is 'Hello World!'.
>>>
>>> How would I go about getting rid of all but the line I
>>> am after, 'Hello World!'?
>>>
>>> Regards,
>>>
>>> Tena Sakai
>>> tsakai at gallo.ucsf.edu
>>
>> An unusual request! I had to browse 'man R' a bit before getting
>> a hint.
>>
>>   R --silent --nosave < barebone.R
>>
>> should do it!
>> Ted.
>>
>> --------------------------------------------------------------------
>> E-Mail: (Ted Harding) <Ted.Harding at manchester.ac.uk>
>> Fax-to-email: +44 (0)870 094 0861
>> Date: 28-Apr-09                                       Time: 22:11:23
>> ------------------------------ XFMail ------------------------------
>>
>>
>>       [[alternative HTML version deleted]]
>>
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> 
>