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In section 3.1.2 of R-admin https://cran.r-project.org/doc/manuals/r-release/R-admin.html#Getting-the-source-files the fille name local320.zip seems to be outdated and probably should be replaced with local323...
> Hadley Wickham <hadley <at> rice.edu> > > Where is %in% documented within R? I'm pretty sure it's a different > action to ?"%in%, and it's not mentioned in ?formula You find the documentation for operators like <-, %in%, if, etc...
Megh Dal <megh700004 <at> yahoo.com> writes: > > Hi, is there any way to say: "this class 'x' is a S3 class?" For example what > is the type of class "data.frame"? > Is it a S3 class or S4? > > How can...
Dear R-SIG-GUI list readers, If I have two canvas objects (canvas1 and canvas2), both containing items and event bindings: tt <- tktoplevel() canvas1 <- tkcanvas(tt, ...) canvas2 <- tkcanvas(tt, ...) ## ... tkcreate(...); tkitembind(...); ... and I'd like to display either one canvas...
Dear GUI list, Is it possible in R to check whether a certain key is pressed or not. For example if(isKeyPressed("a")) { cat("a is pressed\n") }else { cat("a is not pressed\n") } I would like to use...
Hello there, I define a accessor method for one of my classes, i.e. setMethod(f = "[", signature = "NG_data", definition = function(x,i,j,drop){ if(all(is.na(match(j,x at shortnames)) == FALSE)){ return(x[,match(j,x...
Dear R Community, I'm writing an R package with a lot of Tcl and Tk code. I use the Tcl wrapper functions provided by the tcltk package if possible. However I also define "pure" Tcl functions. I so far...
Dear R users, I have some troubles with dealing with tclObj objects. I try to explain it with a toy example: Say I define the following tcl procedure which just prints out each list element library(tcltk) .Tcl('proc test...
Dear R Community, I adapted the C-Code found at (http://wiki.tcl.tk/25685) implementing fast image resizing for Tk images for my R package. The C Code differs for tcl/tk version 8.4 and 8.5. I...
Hello all, I'm using tkcanvas in a similar way as shown in demo(tkcanvas). I would like to add a window resizing functionality where the canvas objects scale to the window (canvas) size. In order to make the resizing...
Paul: On 02/23/2011 02:49 PM, Roebuck,Paul L wrote: > <previously misfiled in r-devel...> > > How are % substitutions handled for callbacks in R? > Is there an 'event' parameter that can be requested > which would contain the rest of...
Dear R-Community, I need the Img tk extension for my R package. It all works on my Ubuntu machine (libtk-img). However I experience a great deal of trouble when I try to install the package on OSX 10...
Dear R Community, I'm working on an R package that needs resizing of images. I try to keep dependencies of Tcl packages as little as possible, so I implemented the Image Scaling procedure in C as a Tcl extension...
Hello all, The tcltk R package provides wrapper functions to tcl and the naive tk extension itself. So I suggest you read a tcl/tk book. I can recommend Practical Programming in Tcl and Tk by Brent Welch. I have...
On 08/10/2010 03:42 PM, Gabor Grothendieck wrote: > On Tue, Aug 10, 2010 at 3:33 PM, Adrian Waddell <adrian at waddell.ch> wrote: >> Dear R Community, >> >> I'm writing an R package with a lot of Tcl...
On 08/30/2010 03:01 AM, Prof Brian Ripley wrote: > On Mon, 30 Aug 2010, Adrian Waddell wrote: > >> Dear R Community, >> >> I adapted the C-Code found at (http://wiki.tcl.tk/25685) implementing >> fast image resizing for Tk...
Dear R developers, I plan to upload a first version of my R package RnavGraph to the R CRAN server in a week or two. However I'm still struggling with an image resizing function written in C as a...
Hi Seth, Have you installed XQuartz? See https://cran.r-project.org/bin/macosx/ <https://cran.r-project.org/bin/macosx/> Adrian > On 28 Oct 2015, at 16:41, Seth Frey <moctodliamg at gmail.com> wrote: > > Hello, > > I have a...
Hello there, I'm struggling with the base graphics system on different operating systems. I would like to get an animation effect by re-plotting with the plot function. See the attached code example: move the slider quick from one...
Hi, You can also use the 'maps' package for the map data and the 'scales' package for the color mapping. E.g. library(maps) library(scales) m <- map('state', fill=TRUE, plot=FALSE) s_data <- tolower(rownames(USArrests)) s_map...
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