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Hello, helpeRs, I've been trying, unsuccessfully, to change a dataframe from long to wide format using reshape (the original). I would appreciate it if someone could demonstrate the correct syntax. The script below will create a toy example. The...

Hello, helpeRs, I've been trying, unsuccessfully, to change a dataframe from long to wide format using reshape (the original). I would appreciate it if someone could demonstrate the correct syntax. The script below will create a toy example. The...

Dear helpeRs, I have a dataframe (14947 x 27) containing measurements collected every 5 seconds at several different sampling locations. If one measurement at a given location is less than zero on a given day, I would like to delete...

If you google "barplot with error bars" you immediately find http://svitsrv25.epfl.ch/R-doc/library/prada/html/barploterrbar.html . Toby. ________________________________________ From: r-help-bounces at r-project.org [r-help-bounces at r-project.org] On Behalf Of...

Hi all, I'm getting the following error from substring: > substr("<I>Jens Oehlschl\xe4gel-Akiyoshi", 1, 100) Error in substr("<I>Jens Oehlschl\xe4gel-Akiyoshi", 1, 100) : invalid multibyte string at '<e4>gel-A<6b>iyoshi' Is that normal...

>Hi, >I was wondering if anyone could tell me whether the SEM package can be >installed on MacOS 9. I downloaded the tar.gz files and extracted them >into the library directory but got the error "library contains no R...

All, I have some data of animal movements that I'm plotting using xyplot() from lattice. I want to have the date (class POSIXct object) on the Y-axis and the animals longitude on X-axis. Eg. xyplot(date ~ longitude...

All, When I try and compile a shared library (on WinXP) I get the following error: E:\data\proj>R CMD SHLIB toy_dll.c Makevars:1: *** missing separator. Stop. Has someone else had this error and fixed it? This...

It works perfectly now. Thank you all. Toby On 18 Aug 2010 at 15:04, Erik Iverson wrote: > > > Toby Gass wrote: > > Thank you for the suggestions for the more efficient code. The > > problem remains, however, that the final dataframe does...

I am the author of R package animint which uses testthat for unit tests. This means that there is a single test file (animint/tests/testthat.R) and during R CMD check we will see the following output * checking tests...

Hi the reference to R Internals https://cran.r-project.org/doc/manuals/r-release/R-ints.html#Tools in ?check (PkgUtils.Rd in utils package) is stale. Here is my proposed patch (use named reference rather than numeric reference...

Dear R-devel, I did a systematic comparison of write.csv with similar functions, and observed two asymptotic inefficiencies that could be improved. 1. write.csv is quadratic time (N^2) in the number of columns N. Can write.csv...

Hi R-core, I was wondering if somebody could please add jsslogo.jpg to the R sources? (as I reported yesterday in this bug) https://bugs.r-project.org/bugzilla/show_bug.cgi?id=17687 R already includes jss.cls...

Hi all, I'm having trouble connecting to an oracle database using RODBC under winXP. Unfortunately I can't really send a reproducable error as the initial call to odbcConnect seems to hangs R and I have to kill the...

Hello, Andreas I'm glad the previous replies helped you solve your problem. I think your original problem, though, was caused by a typo. Note the comma between the month and the year in your script and the period between...

Hi, can someone please tell me where the return types of wrap are documented? For context, I was looking at the Advanced R chapter on Rcpp http://adv-r.had.co.nz/Rcpp.html which shows an example of a...

I am using R 2.2.1 on a Windows 2000 PC. When I do a grid() after the boxplot it overprints the boxplot: > boxplot(count ~ spray, data = InsectSprays, col = "lightgray") > grid(nx=NA, ny=NULL) > if I try the...

Being similarly effected by emacs I find glimmer an OK text editor (linux version of textpad). I generally use the source() function to run scripts. -----Original Message----- From: Gindo Tampubolon [mailto:gindo.tampubolon at man.ac.uk] Sent: 30 November...

No - not from debug directly. You need to read "writing R extensions" in the help. Cheers T. -----Original Message----- From: r-help-bounces at stat.math.ethz.ch [mailto:r-help-bounces at stat.math.ethz.ch] On Behalf Of...

I meant via a function or something like: options( buffered.output = FALSE) Sorry, I should have made that clearer. Cheers Toby -----Original Message----- From: Roger D. Peng [mailto:rpeng at jhsph.edu] Sent: Friday, April 16, 2004 1:11 PM...