cran Questions
2
Solved
From the Writing R Extensions Manual, I read that
As from R 2.14.0 the preferred location for the Sweave sources is the
subdirectory vignettes of the source packages, but for compatibility
wit...
Perkoff asked 7/9, 2012 at 20:51
1
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I'm creating a custom R package repository and would like to replicate the CRAN archive structure whereby old versions of packages are stored in the src/contrib/Archive/packageName/directory. I'd l...
Doehne asked 27/8, 2012 at 17:49
2
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Related to this question, but slightly different and hopefully more clear.
I am looking for a clean way to formally register methods for both S4 and S3 classes, but without relying on the terrible...
1
Solved
What is a good way of defining a general purpose function which should have implementations for both S3 and S4 classes? I have been using something like this:
setGeneric("myfun", function(x, ...){...
2
Solved
Not sure I am using the right terminology here, but I need the print or deparse methods use C notation (e.g. "\x05" instead of "\005" ) when escaping bytes out of the regular character set.
x <...
2
Solved
There's the available.packages() function to list all packages available on CRAN. Is there a similar function to find all available vignettes? If not how would I get a list of all vignettes and the...
Brattice asked 31/5, 2012 at 0:17
1
Solved
I have always assumed that having a package in the 'Depends' field would automatically also import the namespace. However, it seems that in R 2.15, dependencies do not become available until the pa...
1
Solved
i'm trying to build a R package, but it seems that there are some problems with the package dependencies. If I run the code in R, I need the packages "rgdal" and "rgeos", so for creatng the package...
Aristotelianism asked 13/4, 2012 at 18:30
2
Solved
According to the release notes for 2.15:
There are new options for more rigorous testing by R CMD check
selected by environment variables – see the ‘Writing R Extensions’
manual.
Is "more r...
2
Solved
Is there a way to list the objects that a package exports, without actually attaching it? I tried
ls(loadNamespace("ggplot2"))
However this shows all of the defined and imported objects in this ...
1
Is there a standard R community resource for keeping up to date on known bugs or bug fixes for packages? My current approach is rather manual. (NB: I'm restricting this to CRAN - see Note 1.)
My u...
Onomastics asked 16/2, 2012 at 14:10
3
Solved
According to the R News for v2.14:
All packages must have a namespace, and one is created on
installation if not supplied in the sources. This means that any
package without a namespace must b...
2
Solved
Is there a nice way to extract get the R-help page from an installed package in the form of an R object (e.g a list). I would like to expose help pages in the form of standardized JSON or XML schem...
0
[ Edit: June 2013 ] A paper has appeared on ArXiv describing this issue in greater detail, and suggesting some solutions: http://arxiv.org/abs/1303.4808. It will appear in the Journal of Stat...
3
Solved
I am developing a framework for reproducible computing with R. One problem that I am struggling with is that some R code might run perfectly in version X.Y-Z of a package, but then why you try to r...
1
Solved
I'm trying to upload a package on CRAN for its first release, but I can't get past the FTP upload.
It seems I do not have write access to ftp://cran.r-project.org/incoming:
550 Access is denied.
...
5
Solved
Is it possible to get the publication date of CRAN packages from within R? I would like to get a list of the k most recently published CRAN packages, or alternatively all packages published after d...
3
Solved
What is supposed to happen if a package is installed in multiple libraries? For example, in Debian/Ubuntu one can install debianized packages through apt-get, and then also install a more recent ve...
2
I'm writing a R package (delftfews) here at office. we are using svUnit for unit testing.
our process for describing new functionality: we define new unit tests, initially marked as DEACTIVATED; ...
Misti asked 29/4, 2010 at 13:29
4
Solved
I'm eager to know,
how many package names on CRAN have two, three, N characters?
which combinations have not yet been used ("unpoppler")
how many package names use full-caps, or camelCase?
how ma...
1
Solved
Although tools like RUnit, svUnit, and testthat are good for package developers, I think it would be useful to have some means of uploading test scripts or even just usage examples for particular p...
Halves asked 25/8, 2011 at 3:2
1
R users are advised to download R and R packages from local CRAN mirrors. But some are outdated. Is there an easy way to check if a repository is outdated? Any function in R that does that?
2
Solved
When installing R packages (say mcmcpack in this example) under Ubuntu I have the choice between the following two methods of installation:
# Let the distribution's packaging system take care of i...
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