[R] help in a separate window under linux
Prof Brian Ripley
ripley at stats.ox.ac.uk
Thu Sep 20 17:34:49 CEST 2001
On Thu, 20 Sep 2001, Richard A. Bilonick wrote:
> None of these "pager" things work right. No matter what I set up, if I type
> > page(data.frame.name)
> a window opens and the object structure is shown. This can certainly be useful
> when transferring data, but it's not usually what I want. I would like to see
> the data in a table format, similar to what "print" does but in a separate,
> scrollable window, more like what S does.
Well, it works as documented and as its author intended, so in that sense
it `works right'. I really do want to look at dumps of e.g. data frames
to check that the internal structure is as I intended. If I wanted a
scrollable view I would use edit() in R and Edit.data() in S-PLUS on
Windows. functions for tasks ....
The difference is that S uses print, R uses dput. It would be easy to
add this as an option to page(), but I would want to preserve the current
> Rick Bilonick
> >I suspect that installing xless and use that as the pager might be easier...
> >> -----Original Message-----
> >> From: Peter Dalgaard BSA [mailto:p.dalgaard at biostat.ku.dk]
> >> Sent: Tuesday, September 18, 2001 8:34 AM
> >> To: baron at cattell.psych.upenn.edu
> >> Cc: r-help at stat.math.ethz.ch; stuart.leask at nottingham.ac.uk
> >> Subject: Re: [R] help in a separate window under linux
> >> baron at cattell.psych.upenn.edu (Jonathan Baron) writes:
> >> > >From owner-r-help at stat.math.ethz.ch Tue Sep 18 07:23:04 2001
> >> > >Is there a simple way of configuring R under linux to put
> >> its help messages
> >> > >into a separate, new console?
> >> >
> >> > 1. help.start() puts them in a browser.
> >> >
> >> > 2. You can make a bookmark or button on your browser for the R
> >> > documents in html on your disk, usually in /usr/lib/R/doc/html.
> >> >
> >> > 3. You can have R itself running twice in different windows, once
> >> > just for help. This is probably the most straightforward answer.
> >> > (In Gnome, you can put it in a different virtual desktop, and
> >> > switch back and forth with alt-shift-arrow - which is exceedingly
> >> > easy on a Kinesis keyboard. I do this because my monitor is only
> >> > 17 inches, which is about right for one window.)
> >> >
> >> > 4. You can use ESS, which uses the bottom half of the screen for
> >> > help. I usually find that I want the whole screen, though, so I
> >> > end up closing the help window.
> >> >
> >> > Perhaps there are other answers. Jon Baron
> >> 5. library(tcltk); options(pager=tkpager)
> >> 6. options(pager="./mypager") with mypager
> >> #!/bin/sh
> >> cat > /tmp/foo
> >> xterm -e less /tmp/foo &
> >> (getting a unique tempfile name and removing it when you're through
> >> reading is - um - an exercise for the reader)
> >> 7. options(pager=function(file, header, title, delete.file)
> >> system(paste("xterm", "-e less", file, "&")))
> >> (getting the title right is going to be tricky: it is generally
> >> something like "R Help on `ls'" and the quotes will confuse
> >> the shell)
> >> The latter two obviously only work when less is installed...
> >> --
> >> O__ ---- Peter Dalgaard Blegdamsvej 3
> >> c/ /'_ --- Dept. of Biostatistics 2200 Cph. N
> >> (*) \(*) -- University of Copenhagen Denmark Ph:
> >> (+45) 35327918
> >> ~~~~~~~~~~ - (p.dalgaard at biostat.ku.dk) FAX:
> >> (+45) 35327907
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> Rick Bilonick
> rab at nauticom.net
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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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