[R] help uses only netscape?
Prof Brian Ripley
ripley at stats.ox.ac.uk
Tue Nov 13 08:51:48 CET 2001
On Mon, 12 Nov 2001, Thomas Lumley wrote:
> On Mon, 12 Nov 2001, Jeff D. Hamann wrote:
> > > I don't have netscape installed on my machine (FreeBSD 4.4) and when I
> > type
> > > the command help.start(), I get
> > >
> > > > netscape: not found
> > >
> > > error. I do have mozilla installed. Is this a defect? can I run any web
> > > browser?
> To paraphrase Henry Ford, you can run any browser as long as it's
> netscape (at the moment).
Not really. The current ?help.start in R-devel says
The `browser' needs to work with a `"-remote openURL(...)"' call.
Then, the hypertext R help interface is opened in any already
running browser or a new one if necessary. Browsers that support
this interface include Netscape 4.x, 6.2 (but not 6.0/1), Opera 5
and Mozilla 0.9.5.
Note that not even `netscape' suffices (and some versions of 4.7 fail
> The difficulty is that R needs to be able to tell the browser to load a
> new page (rather than starting a new instance with that new page) when you
> ask for help on a topic. Most browsers don't allow this. Apparently
> recent Mozillas do, and it's possible that Konqueror may have a way to do
> this, but we don't really know how.
> It does need fixing, at it would be Really Nice if someone were to work
> out how to support more browsers.
(On Unix-like operating systems, that is.)
> If you just want to browse through the help yourself, rather than
> directing help() output to the browser, you can point any browser at
> Thomas Lumley Asst. Professor, Biostatistics
> tlumley at u.washington.edu University of Washington, Seattle
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Brian D. Ripley, ripley at stats.ox.ac.uk
Professor of Applied Statistics, http://www.stats.ox.ac.uk/~ripley/
University of Oxford, Tel: +44 1865 272861 (self)
1 South Parks Road, +44 1865 272860 (secr)
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