[R] Help function "?" in R 2.10.1

Uwe Ligges ligges at statistik.tu-dortmund.de
Thu Mar 11 16:03:23 CET 2010



On 11.03.2010 15:58, S Ellison wrote:
> R starts its own mini web server which parses the raw text pages

No, actually it uses the parsed form of the Rd files anmd renders them 
in either html or other formats...

> and serves them as HTML. It does so using a particular randomly chosen port number on 127.0.0.1 (localhost). The port number is listed in the message 'if nothing happens, you should open ....'
>
> followed by a url to paste into your browser.
>
> Paste the url into your browser.
>
> If that message isn;t appearing, something more complicated is wrong!



Maybe one of your packages is installed with R < 2.10.0 ? In that case 
it is not aware of the new help system and you get a cooresponding 
message when loading the package.

Uwe Ligges


>
>
>>>> Ivan Calandra<ivan.calandra at uni-hamburg.de>  11/03/2010 12:38:38>>>
> Well, when I try to access help files (not all of them actually) without
> internet connection, I don't get anything.
> What is it related to then?
>
> Le 3/11/2010 13:06, Duncan Murdoch a écrit :
>> Ivan Calandra wrote:
>>> Hi,
>>>
>>> I think you do need an Internet connection to access the help files
>>> with R2.10.
>>
>> No, it's all local, but you do need a web browser if you want to view
>> the HTML help.  If you don't want the HTML help, you can set the help
>> type to "text" using
>>
>> options(help_type="text")
>>
>> Then ?help will show you more options.
>>
>> Duncan Murdoch
>>> There might be some way to access them off-line, though I have no
>>> idea how.
>>>
>>> Maybe someone here knows.
>>> Ivan
>>>
>>>
>>> Le 3/11/2010 09:42, Sergey Goriatchev a écrit :
>>>> Hello everyone,
>>>>
>>>> I have versions 2.7.2 and 2.10.1 installed on a machine that has no
>>>> access to internet.
>>>> In 2.7.2 I can use ? to get help on functions, which in 2.10.1 that
>>>> does not work, all I see is "starting httpd help server...done" and
>>>> then nothing.
>>>>
>>>> Have I downloaded 2.10.1 incorrectly (=forgot to tick some box for
>>>> local help file repository) or is the internet help now the standard
>>>> way to search help on functions?
>>>>
>>>> Thank you in advance for help.
>>>>
>>>> Sergey
>>>>
>>>> ______________________________________________
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>>>> PLEASE do read the posting guide
>>>> http://www.R-project.org/posting-guide.html
>>>> and provide commented, minimal, self-contained, reproducible code.
>>>>
>>>
>>
>>
>



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