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247 results for “from:Johannes Graumann”

"S3method" equivalent to "exportPattern"
Johannes Graumann · Jul 2, 2007 · r-help

Hi, I'm just trying to figure this out ... for any function I want my package to generally provide, I need to export it and define it as an "S3method" (?). "exportPattern" is really convenient. Is there a regex based analogon...

grid.table and expression in table body?
Johannes Graumann · Aug 3, 2010 · r-help

Hi, Is there any way to get an expression into a data.frame, such that "grid.table" from "gridExtra" will plot it evaluated in the table body? The docu does it for the header, but is the body possible? Thanks...

Package Directory Hierarchy: Recursive inclusion of *.R possible?
Johannes Graumann · Feb 3, 2010 · r-devel

Hello, I would like to organize the "R" directory in my home-grown package into sub-directories, but "R CMD --build" doesn't seem to find *.R files below the actual source directory. Is there any way around that? Thanks...

Plot definition for custom class
Johannes Graumann · Jan 24, 2008 · r-devel

Hi, Is there any way to trick R CMD check into not throwing this error after I created a dedicated "plot" incarnation for my custom function? * checking S3 generic/method consistency ... WARNING plot: function(x, ...) plot.MQUSpecMatch: function(x, mozlabel...

"rounding" to next lowest/highest 'x%%y' (mod) equals zero?
Johannes Graumann · Aug 24, 2007 · r-help

Richard M. Heiberger wrote: >> tmp <- c(0,.5,1.5,2.1,3.1,4) >> floor(tmp/2) > [1] 0 0 0 1 1 2 >> floor(tmp/2)*2 > [1] 0 0 0 2 2 4 Thanks so much! Joh

Math expressions in pie chart labels?
Johannes Graumann · May 2, 2006 · r-help

ronggui wrote: > I think you should use labels = c(">= 0.66", ">= 0.33", "<= -0.33", > "<= -0.66") . > Note the quote in each element of the vector. No. Am using that at the moment. Does not give me the nice plotmath...

How to document Reference Classes using Roxygen? Will Roxygen3 work for those?
Johannes Graumann · Nov 12, 2012 · r-help

Hi, Please see the subject line ;) Goolge only let me to people asking the same question, but no answers ... Am I out of luck with trying to in-line document Reference Classes? Thank you for your input. Sincerely, Joh

grep help (character ommission)
Johannes Graumann · May 1, 2013 · r-help

Hello, Banging my head against a wall here ... can anyone light the way to a pattern modification that would make the following TRUE? identical( grep( "^Intensity\\s[^HL]", c("Intensity","Intensity L", "Intensity H", "Intensity Rep1")), as.integer(c(1...

Function execution on package load?
Johannes Graumann · Oct 20, 2010 · r-help

Hi, Can anyone give me a pointer on howto make a package execute a function at loading? Following an older post (http://bit.ly/cS1Go4), I'd like to do something along the lines of > .localstuff <- new.env() > .localstuff$OftenUsedData...

heatmap on pre-established hclust output?
Johannes Graumann · May 16, 2008 · r-help

Hi, Can someone please guide me towards how to produce "heatmap" output from the output of "hclust" run prior to the actual "heatmap" call? I have some rather lengthy clustering going on and tweeking the visual output with "heatmap" recalculating...

Lattice: barchart, error bars and grouped data
Johannes Graumann · Mar 9, 2010 · r-help

Thanks. I switched to ggplot2 which offers error bars. Joh Dieter Menne wrote: > > > Johannes wrote: >> >> >> How can I, given the code snippet below, draw the error bars in the >> center of each grouped bar rather than in the center of...

Prevent 'R CMD check' from reporting "NA"/"NA_character_" missmatch?
Johannes Graumann · Jul 4, 2011 · r-help

Hello, I'm writing a package am running 'R CMD check' on it. Is there any way to make 'R CMD check' not warn about a missmatch between 'NA_character_' (in the function definition) and 'NA' (in the documentation)? Thanks...

Efficient way to find consecutive integers in vector?
Johannes Graumann · Dec 20, 2007 · r-help

Hi all, Does anybody have a magic trick handy to isolate directly consecutive integers from something like this: c(1,2,3,4,7,8,9,10,12,13) The result should be, that groups 1-4, 7-10 and...

How to make XML support Expat?
Johannes Graumann · Oct 24, 2009 · r-help

Hi, How can I make the result of the following lines "TRUE"? > install.packages("XML") > library(XML) > supportsExpat() [1] FALSE I'm on linux, looked into the actual package, but don't seem to be able to wrap my head...

Matrix conversion question
Johannes Graumann · Mar 9, 2007 · r-help

Hello, Please help - I'm blanking on this ... I have a matrix like this: [,1] [,2] [1,] 1 2 [2,] 1 3 [3,] 2 3 and would like to have a list of vectors, where a vector contains the entries...

R CMD check <PACKAGE> Error
Johannes Graumann · Apr 18, 2008 · r-help

Hi, Can anyone give me a hint on what's wrong if "R CMD check <PACKAGE>" gives me this error: Rd files with unknown encoding: <FILENAME>.Rd I have checked that file over and over and can't find any...

Class definition and "contains": No definition was found for superclass
Johannes Graumann · Dec 9, 2012 · r-help

Hi, What goes wrong when the following error shows up: > Error in reconcilePropertiesAndPrototype(name, slots, prototype, > superClasses, : > No definition was found for superclass ?sequencesuperclass? in the > specification of class ?sequences? Has this something to do with recursive class inheritance? "sequences...

readBin: read from defined offset TO defined offset?
Johannes Graumann · May 11, 2009 · r-help

Hello, With the help of "seek" I can start "readBin" from any byte offset within my file that I deem appropriate. What I would like to do is to be able to define the endpoint of that read as well...

Windows-GUI: "Install Packages from local zip files" and dependencies
Johannes Graumann · Feb 18, 2008 · r-help

Hi, When using the "Packages --> Install packages from local zip files" menu item in the windows-gui: 1) is that supposed to automatically pull in dependencies (in that case I have to fix something in my package). 2) If that...

Regex matching that gives byte offset?
Johannes Graumann · Oct 28, 2009 · r-help

Hi, Is there any way of doing 'grep' ore something like it on the content of a text file and extract the byte positioning of the match in the file? I'm facing the need to access rather largish (>600MB...

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