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Folks: Over the years, many people -- including some who I would consider real expeRts -- have criticized factors and advocated the use (sometimes exclusively) of character vectors instead. I would just like to point out that, for me, factors provide one feature that I find to be very convenient: ordering of levels. ** As an example, suppose one has a character vector of labels

On 05/10/16 12:07, Michael Rutter wrote: > Typo on my part. Try r-cran-rgdal. Thanks. OK, I have now done sudo apt-get install r-cran-rgdal successfully. But sad to say, it didn't help a bit. When I try install.packages("rgdal",lib="/home/rolf/Rlib") I get exactly the same error as before. I.e. > undefined symbol: CPLQuietErrorHandler Why do

When trying to delete or copy over certain files on my Samba server, Windows hangs for some time and then gives "access denied". I can delete these files directly from the server, so it's a Samba or Windows problem. There seems to be nothing special about these files, other than that Samba doesn't like touching them. Upon checking the Samba logs, I find this message or

I've been tweaking code for several days on and off in R, cut and pasting in from a text editor (I just leave them open all the time). I think I got something that was usable but then a powersurge tripped the fuses and unfortunately the machine I was working on doesn't have a UPS. Does R hold the command data in cache some place? I've purposefully not opened R since the crash so

I previously sent a cri de coeur about this problem to the r-help list but so far have not managed to extract a solution. So I am trying here. (Uh, Ubuntu *is* a "special instance" of Debian, isn't it?) The problem is that I cannot install rgdal, and I need it. Rather desperately. I do: install.packages("rgdal",lib="/home/rolf/Rlib") and get the error