[R] problem with loadURL -- claims newer version used
Prof Brian Ripley
ripley at stats.ox.ac.uk
Mon May 10 19:20:46 CEST 2004
big5r.txt is delimited by CR not LF, and as R writes it as a binary file,
that's not the file that got saved.
Same problem with the header on big5r.
Try some octal dumps and find out which step is changing the file.
BTW, I would use load(url(someURL)) these days.
On Mon, 10 May 2004, William Revelle wrote:
> Dear list,
>
> I am trying to prepare a handout showing how to use R for factor
> analysis. As part of the exercise I want to save a correlation
> matrix on a tutorial web page. I can save with no problem (saving
> locally and then transferring to the web site). Although I can
> load() the local file, I am having problems getting loadURL to read
> the remote file. I have tried saving it as an ascii file or just
> using the default format.
>
> Using R 1.9.0 on a Mac with OS 10.3
>
>
> I first saved the file:
> save(big5r,file="big5r.txt",ascii=TRUE)
> and
> save(big5r,file="big5r")
> I can load either version from a local file using load().
>
> I then have moved these files to a webserver and tried to load them
> using the loadURL() command.
>
> Using loadURL() I get the following message
>
> >loadURL("http://personality-project.org/r/datasets/big5r")
> #the default format
> Error: restore file may be from a newer version of R -- no data loaded
> >loadURL("http://personality-project.org/r/datasets/big5r.txt") #ascii format
> Error: restore file may be from a newer version of R -- no data loaded
>
> I can list the second file using a web browser and I can move the
> first file back to my machine and load it locally.
> My problem seems to be with loadURL.
>
> Any help would be appreciated.
>
> Bill
>
>
>
--
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 272866 (PA)
Oxford OX1 3TG, UK Fax: +44 1865 272595
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