search for: ffload

I've noticed that ff uses the unzip utility available on it's host OS to load datasets via ffload. It seems to work fine in linux, but when I try to use the package in Windows (hence dling Windows unzip utils) I get 2 errors, one telling me that the options aren't being passed to unzip correctly and another indicating that my filename is incorrect. First, does anyone know of an unzip util...

...e and use the /ffsave/ command to archive my large data objects. Syntax is simple: > ffsave(file="~/path/archiveName", list="objectName") when I have multiple files to save, the list is expanded using c(). When I start a new R session, I load the ff-package again and use /ffload/ to retrieve my data. Syntax is simple: > ffload(file="~/path/archiveName", list="objectName") If my workspace is emply, I can see the object enter. However, when I wish to interrogate the object, it appears that I have no physical connection to the data: > objectName...

Hi all, I am having trouble loading a ff object previously saved in a different computer. I have both files .ffData and .RData, and the first of them is 13Mb large from which I know the data is therein. But when I try to ffload it, checkdir error: cannot create /home/_myUser_ Permission denied unable to process home/_myUser_/Rtempdir/ff1a831d500b8d.ff. and some warnings. In the original computer, this temporary file is deleted each time I exit R, and my expectation is that data is act...

Hi All, My script generates a mixture of normal and ff objects. I need to run the script for different parameter settings. Very often I would like to save the workspace for each parameter setting, so that I can get back to it later on. Is there an easy way to do this, instead of needing to save individual ff objects separately? I've tried the naive way of just saving the workspace, only to