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105 discussions - 353 posts

  • Hi This is for developers of extension packages that provide extra *graphics devices* for R. In the *development* version of R, support has been added to the graphics engine for sending raster images ...
    Paul MurrellPaul Murrell
    Dec 1, 2009 at 1:17 am
    Dec 14, 2009 at 3:09 pm
  • lgamma(x) and lfactorial(x) are defined to return ln|Gamma(x)| {= log(abs(gamma(x)))} or ln|Gamma(x+1)| respectively. Unfortunately, we haven't chosen the analogous definition for lchoose(). So, ...
    Martin MaechlerMartin Maechler
    Dec 15, 2009 at 8:49 am
    Feb 3, 2010 at 9:47 am
  • I wrote the Rcpp library and the RcppTemplate package to make it easier for developers to contribute packages to the R community. In addition to providing detailed documentation on package creation ...
    Dominick SamperiDominick Samperi
    Dec 22, 2009 at 6:14 pm
    Dec 24, 2009 at 5:59 am
  • Full_Name: George Russell Version: 2.10.0 OS: Windows XP Version 2002 SP 2 Submission from: (NULL) (217.111.3.131) The following typed into R --vanilla induces a crash: -- cut here -- gctorture() u ...
    G RussellG Russell
    Dec 7, 2009 at 11:15 am
    Dec 10, 2009 at 4:36 pm
  • Full_Name: Ross Boylan Version: 2.10.0 OS: Windows XP Submission from: (NULL) (198.144.201.14) Some of the help for setGeneric seems to have been garbled. In the section "Basic Use", 5th paragraph ...
    RossRoss
    Dec 17, 2009 at 1:15 am
    Dec 19, 2009 at 7:55 pm
  • I followed the suggestions at http://developer.r-project.org/SVNtips.html to check out an anonymous copy of the development branch of R, but so far I have been unable to figure out an analogous way ...
    Ben BolkerBen Bolker
    Dec 15, 2009 at 3:57 pm
    Dec 18, 2009 at 2:06 am
  • I'm making a package, Current, I put all R files in the R/ directory in the package (without using subdirectory). This will become a problem when there are many files in the directory. I'm wondering ...
    Peng YuPeng Yu
    Dec 10, 2009 at 9:56 pm
    Dec 12, 2009 at 5:33 pm
  • What is the 'idiomatic' way of writing a vectorized switch statement? That is, I would like to write, e.g., vswitch( c('a','x','b','a'), a= 1:4, b=11:14, 100 ) = c(1, 100, 13, 4 ) equivalent to ...
    Stavros MacrakisStavros Macrakis
    Dec 18, 2009 at 7:07 pm
    Dec 18, 2009 at 8:45 pm
  • For the package at http://www.cs.cas.cz/~savicky/R-devel/something_0.0.0.tar.gz which is a minor part of some other package only to demonstrate the problem, i get (under R version 2.11.0 Under ...
    Petr SavickyPetr Savicky
    Dec 13, 2009 at 10:44 am
    Dec 16, 2009 at 3:27 pm
  • Full_Name: Franc Brglez Version: R 2.9.1 GUI 1.28 Tiger build 32-bit (5444) OS: MacOSX -- 10.6.2 Submission from: (NULL) (24.148.163.114) I am demonstrating what may be a bug or my lack of ...
    BrglezBrglez
    Dec 9, 2009 at 4:35 am
    Dec 12, 2009 at 7:00 pm
  • Full_Name: Cornell Gonschior Version: 2.10.0 OS: Linux Submission from: (NULL) (212.201.28.40) Hi, in the introduction to R, you can find the following sentence in the par() chapter: "Use tck=0.01 ...
    Cornell P GonschiorCornell P Gonschior
    Dec 11, 2009 at 3:45 pm
    Dec 12, 2009 at 4:20 pm
  • Hi, I would have thought that these two constructions would produce the same result but they do not. Resp <- rbinom(10, 1, 0.5) Stim <- rep(0:1, 5) mm <- model.matrix(~ Stim) Xb <- mm %*% c(0, 1) ...
    Ken KnoblauchKen Knoblauch
    Dec 8, 2009 at 3:36 pm
    Dec 8, 2009 at 4:46 pm
  • Hi, does anybody know, how to enforce a certain encoding for readCitationFile()? Haven't found any usable documentation for this :( E.g.: basecit <- system.file("CITATION", package="base") ...
    Jens ElknerJens Elkner
    Dec 31, 2009 at 6:33 am
    Jan 2, 2010 at 10:10 pm
  • I don't see where describes the implementation of '[]'. For example, if x is a matrix or a data.frame, how the lookup of 'colname1' is x[, 'colname1'] executed. Does R perform a lookup in the a hash ...
    Peng YuPeng Yu
    Dec 31, 2009 at 11:27 pm
    Jan 2, 2010 at 10:41 am
  • Dear all, I have written a small set of functions for drawing graphical representations of R objects and evaluations of R expressions. It is mainly intended for pedagogical purposes. Here are some ...
    Sylvain LoiseauSylvain Loiseau
    Dec 23, 2009 at 7:20 pm
    Dec 28, 2009 at 9:58 am
  • Hello, The package builds successfully on RHEL5 and OS X( 64 bit,32/64 respectively) but on FC4(32 bit) it fails with this error g++ -m32 -I/usr/include/R -I/usr/local/include -fpic -O2 -g -pipe ...
    Saptarshi GuhaSaptarshi Guha
    Dec 26, 2009 at 9:41 pm
    Dec 27, 2009 at 4:01 pm
  • If R-2.10.0 were the current version of R then by default there will be an R-2.10.0 directory on your machine and when R-2.10.1 comes along a new directory R-2-10.1 will be created if you use the ...
    Gabor GrothendieckGabor Grothendieck
    Dec 25, 2009 at 1:23 pm
    Dec 27, 2009 at 4:38 am
  • Full_Name: Jeffrey Sullivan Version: 2.10 OS: Mac Submission from: (NULL) (130.154.0.250) Sort produces different results when sorting strings with non-alphanumeric characters, depending on the ...
    JeffreysJeffreys
    Dec 21, 2009 at 7:40 pm
    Dec 22, 2009 at 7:55 pm
  • Dear R-ers, I am a gratuate student from South China University of Technology. I fond the function 'sprintf' in R2.10.1 have a little bug(?): When you type in the example codes: and R returns: [1] ...
    BaoliqinBaoliqin
    Dec 21, 2009 at 12:00 pm
    Dec 21, 2009 at 8:45 pm
  • Hello, I very much enjoy "with" and "subset" semantics for data frames and was wondering if we could have something similar with split, basically by evaluating the second argument "with" the data ...
    Romain FrancoisRomain Francois
    Dec 15, 2009 at 9:06 am
    Dec 17, 2009 at 12:39 pm
  • Please see the following code for the runtime comparison between split() and mysplit.data.frame() (they do the same thing semantically). mysplit.data.frame() is a fix of split() in term of ...
    Pengyu UtPengyu Ut
    Dec 9, 2009 at 10:10 pm
    Dec 10, 2009 at 3:30 am
  • This message is in MIME format. The first part should be readable text, while the remaining parts are likely unreadable without MIME-aware tools. --1132542651-1468968864-1260896436=:8788 ...
    AllwrighAllwrigh
    Dec 15, 2009 at 5:05 pm
    Jan 5, 2010 at 12:19 pm
  • Dear all, I am currently trying to create a package wrapping Fortran90 code, the RRTMG radiative transfer model( http://rtweb.aer.com/rrtm_frame.html). I am doing this on a Linux workstation, with ...
    Hartwig DenekeHartwig Deneke
    Dec 29, 2009 at 9:26 am
    Dec 29, 2009 at 3:51 pm
  • Working with a number of scripts (text files with R commands) that I "source" into R sessions from time to time. The source() command is most convenient (at least for me) if it only loads function ...
    GheineGheine
    Dec 24, 2009 at 12:04 am
    Dec 28, 2009 at 9:02 am
  • Full_Name: Joe Song Version: 2.10.0 OS: Windows 7 Submission from: (NULL) (97.123.159.234) Symptom: The following command in R would not redirect standard output to the file "run.log". This bug did ...
    JoemsongJoemsong
    Dec 15, 2009 at 8:20 pm
    Dec 16, 2009 at 12:17 pm
  • Hello, I'm trying to get S4 dispatch on S3 "connection" objects. So I do : setOldClass( "connection" ) and then : setGeneric( "bling", function(object) standardGeneric( "bling" ) ) setMethod( ...
    Romain FrancoisRomain Francois
    Dec 15, 2009 at 7:36 am
    Dec 16, 2009 at 7:12 am
  • Full_Name: Karl Ove Hufthammer Version: 2.10.0 OS: Windows XP Submission from: (NULL) (93.124.134.66) I have found a rather strange bug in R 2.10.0 on Windows, where the choice of characters used in ...
    KarlKarl
    Dec 10, 2009 at 9:20 am
    Dec 14, 2009 at 12:34 pm
  • I want to see some working examples on how to call C++ programs from R. Could somebody let me know which R packages mainly use C++ rather than C or Fortran?
    Peng YuPeng Yu
    Dec 10, 2009 at 9:02 pm
    Dec 11, 2009 at 1:06 pm
  • Dear Developers, I would like to use the svm function of the e1071 package for text classification tasks. Preprocessing can be carried out by using the excellent tm text mining package ...
    Jeszenszky PeterJeszenszky Peter
    Dec 4, 2009 at 12:24 pm
    Dec 9, 2009 at 8:40 am
  • Dear R-Devel, I am trying to create a boxplot for a large dataset (about 1500 entries) and was wondering if there was away to do auto sizing for the y-axis of a horizontal bar plot? I know I could ...
    Violet lockViolet lock
    Dec 1, 2009 at 7:34 pm
    Dec 4, 2009 at 5:31 pm
  • Hello, I notice in main/arithmetic.c, that NA and NaN are encoded differently(since every numeric NA comes from R_NaReal which is defined via ValueOfNA) . What is the benefit of treating these two ...
    Saptarshi GuhaSaptarshi Guha
    Dec 31, 2009 at 8:43 pm
    Dec 31, 2009 at 9:10 pm
  • Hi all Does anyone know if there are any R packages available for creating UML class and object diagrams in R (suitable for use with Latex)? I'm considering developing such a system... Note, I'm ...
    Charlotte MaiaCharlotte Maia
    Dec 30, 2009 at 9:05 am
    Dec 31, 2009 at 12:42 am
  • Full_Name: Qing Xia Version: 2.10.0 OS: Windows XP Submission from: (NULL) (213.71.23.233) I find, when I use "cut" function to cut date-time objects based on breaks "quarter", there exists a ...
    ShmundeShmunde
    Dec 21, 2009 at 12:45 pm
    Dec 23, 2009 at 10:23 am
  • Dear all I am getting this strange error when checking my package. Would you have an idea what causes it? Thank you Liviu * checking Rd cross-references ... WARNING Error in .find.package(package, ...
    Liviu AndronicLiviu Andronic
    Dec 21, 2009 at 12:23 pm
    Dec 21, 2009 at 1:24 pm
  • Full_Name: baptiste augui? Version: 2.10.1 RC (2009-12-06 r50690) OS: Mac OSX 10.5 Submission from: (NULL) (90.25.215.172) The following code, run with a vanilla R session, produces different visual ...
    Baptiste AuguieBaptiste Auguie
    Dec 11, 2009 at 2:15 pm
    Dec 19, 2009 at 9:12 am
  • Dear R developers, ?help.search ...opens a tab in my browser (Firefox 3.5.6, Win XP): http://127.0.0.1:31642/library/utils/html/help.search.html When I click on the link for "?", ...
    Henrik ParnHenrik Parn
    Dec 17, 2009 at 9:05 am
    Dec 17, 2009 at 3:04 pm
  • Bug summary: glm() causes a segfault if the argument 'data' is a data frame with more than 16384 rows. Bug demonstration: -------input --------------- N <- 16400 df <- data.frame(x=runif(N, ...
    AdrianAdrian
    Dec 17, 2009 at 7:35 am
    Dec 17, 2009 at 2:03 pm
  • Full_Name: Yan Alperovych Version: R 2.10.1, GUI 1.31 OS: Mac OS 10.6.2 Submission from: (NULL) (139.165.27.244) Hello everyone, I am not sure if I am at the right place to put this question, so ...
    Y_alperovychY_alperovych
    Dec 15, 2009 at 6:40 pm
    Dec 16, 2009 at 4:05 pm
  • Full_Name: Chris Hane Version: 2.10.1 OS: Windows Submission from: (NULL) (198.203.181.181) When using barchart in the flexcust package, setting mcol=NULL to avoid the lollipops causes an error. Each ...
    Christopher A HaneChristopher A Hane
    Dec 16, 2009 at 6:05 am
    Dec 16, 2009 at 2:55 pm
  • Full_Name: Bernd Schuster Version: 2.10.0 OS: Windows Vista Submission from: (NULL) (91.115.36.35) [1] 0.913 rounding error?
    BerschBersch
    Dec 14, 2009 at 5:10 pm
    Dec 14, 2009 at 10:11 pm
  • I've noticed that the implementation of Kendall's Tau in R is O(N^2). The following reference describes how it can be done in O(N log N): A Computer Method for Calculating Kendall's Tau with ...
    David SimchaDavid Simcha
    Dec 13, 2009 at 5:38 am
    Dec 13, 2009 at 5:18 pm
  • Full_Name: Johann Kraus Version: 2.10.0 OS: Mac Submission from: (NULL) (134.60.236.10) I'm running R version 2.10.0 on a Mac. The "Package Manager" from the GUI does no more display html help files ...
    Johann KrausJohann Kraus
    Dec 12, 2009 at 12:20 pm
    Dec 12, 2009 at 10:20 pm
  • As some of you will be aware, TeXLive 2009 was released last month having blocked updates on earlier versions since May. This has lead to a flood of updates of LaTeX packages, as a result of which ...
    Prof Brian RipleyProf Brian Ripley
    Dec 9, 2009 at 1:42 pm
    Dec 10, 2009 at 5:56 pm
  • Hi, The following expression() is silently ignored in r-devel (r50697): plot(1:10) text(5, 5, expression(paste("foo ", alpha))) Am I the only one having this problem? example(plotmath) runs but all ...
    Hiroyuki KawakatsuHiroyuki Kawakatsu
    Dec 10, 2009 at 11:21 am
    Dec 10, 2009 at 1:31 pm
  • Full_Name: Alexander L. Belikoff Version: 2.8.1 OS: Ubuntu 9.04 (x86_64) Submission from: (NULL) (67.244.71.200) I'm trying to reshape the following data frame: ID DATE1 DATE2 VALUE_TYPE VALUE ...
    AbelikoffAbelikoff
    Dec 9, 2009 at 7:35 am
    Dec 10, 2009 at 12:10 am
  • Hi I was wondering if a task view for marketing would be a good idea???? I realise that it would have some overlap with other task views. Social science, cluster and multivariate are the most obvious ...
    Charlotte MaiaCharlotte Maia
    Dec 5, 2009 at 3:03 am
    Dec 6, 2009 at 10:14 am
  • Full_Name: George Russell Version: 2.10.0 OS: Microsoft Windows XP Service Pack 2 Submission from: (NULL) (217.111.3.131) The following code (typed into R --vanilla) testString <- '"B1\nB2"\n1\n' con ...
    G RussellG Russell
    Dec 2, 2009 at 9:55 am
    Dec 4, 2009 at 12:39 pm
  • Hi R-devel. I've noticed a couple of quirks in the current time/date axis functions (axis.Date, axis.POSIXct, and the equivalents in lattice). Looking at the code, it seems like a fairly ad-hoc ...
    Felix AndrewsFelix Andrews
    Dec 21, 2009 at 12:44 pm
    Feb 4, 2010 at 4:20 am
  • I'm seeing a probable error in the way R boot.ci calculates certain confidence intervals. Not sure where to submit it. Should this go to the package maintainer? If so, how would I identify that ...
    Edward GracelyEdward Gracely
    Dec 30, 2009 at 6:15 pm
    Dec 31, 2009 at 12:12 pm
  • Hi! I´m trying to create a new R package. I`ve already downloaded Rtools and latex and I've tried with two simple examples. But when i try to do "R CMD install mypkg" an error appears : "Can't open ...
    Karina lopezKarina lopez
    Dec 30, 2009 at 6:04 pm
    Dec 31, 2009 at 12:06 pm
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Ripley: 22 posts Martin Maechler: 16 posts Murdoch: 16 posts Pengyu Ut: 14 posts Peter Dalgaard: 14 posts Romain Francois: 14 posts Gabor Grothendieck: 12 posts Savicky: 11 posts Simon Urbanek: 11 posts Baptiste auguie: 10 posts Charlotte Maia: 8 posts G Russell: 8 posts Hadley wickham: 6 posts Stavros Macrakis: 6 posts Guillaume Yziquel: 5 posts Paul Murrell: 5 posts Ross Boylan: 5 posts Tlumley: 5 posts Tplate: 5 posts Ben Bolker: 4 posts
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