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  • Hi, Recently I saw a couple of cases in which the package vignettes were somewhat complicated so that Stangle() (or knitr::purl() or other tangling functions) can fail to produce the exact R code ...
    Yihui XieYihui Xie
    May 30, 2014 at 5:04 am
    Jun 5, 2014 at 1:40 am
  • Can anyone tell me what the significance of 1954 is in R's NA? Thanks! Hadley -- http://had.co.nz/
    Hadley WickhamHadley Wickham
    May 3, 2014 at 4:39 pm
    May 6, 2014 at 8:57 pm
  • Hadley asked about the Blue book; my shelf still has the earlier brown book Becker and Chambers, 1984, S: An interactive environment for data analysis and graphics. The manual page for precedence is ...
    Therneau, Terry M., Ph.D.Therneau, Terry M., Ph.D.
    May 7, 2014 at 12:21 pm
    May 8, 2014 at 10:59 am
  • Greetings, When using a 'foreign' function (from another package, say function 'whatever' from package 'foo'), you can of course just require the package and then just have whatever(...) in your ...
    Ronald BarryRonald Barry
    May 28, 2014 at 8:46 pm
    May 30, 2014 at 9:40 pm
  • Hi, It may be my misunderstanding, but it seems that the "na.action" in the princomp() function for principal components analysis does not work. Please see this simple example: u <- matrix(rnorm(75), ...
    Ravi VaradhanRavi Varadhan
    May 29, 2014 at 8:10 pm
    Jun 3, 2014 at 7:20 pm
  • According to :https://stat.ethz.ch/R-manual/R-devel/library/base/html/environment.html "If |fun| is a function or a formula then |environment(fun)| returns the environment associated with that ...
    Mick JordanMick Jordan
    May 17, 2014 at 5:42 pm
    Jun 3, 2014 at 8:56 pm
  • I build a R package, however,when I run the" check("/home/conan/R/chinaWeather") ", it show me that : * checking PDF version of manual ... WARNING LaTeX errors when creating PDF version. This ...
    Khl0798Khl0798
    May 23, 2014 at 11:57 am
    May 25, 2014 at 4:31 am
  • Dear devels, I need to create a (short) vector in C, which contains potentially very large numbers, exponentially to the powers of 2. This is my test example: lgth = 35; int power[lgth]; power[lgth - ...
    Adrian DușaAdrian Dușa
    May 14, 2014 at 9:37 am
    May 14, 2014 at 9:37 pm
  • This may have been asked before, but is there an elegant way to check whether an variable/argument passed to a function is a "parse tree" for an (unevaluated) expression or not, *without* evaluating ...
    Henrik BengtssonHenrik Bengtsson
    May 1, 2014 at 8:39 pm
    May 2, 2014 at 4:54 pm
  • In fact my first vignette full stop. I am intending to use Sweave. I have read the Sweave documentation and section 1.4 of the extensions manual and apart from (a) do not use split = TRUE (b) and ...
    Michael DeweyMichael Dewey
    May 18, 2014 at 12:33 pm
    May 19, 2014 at 11:58 pm
  • Where does the value 2.2e-16 come from in p-values for chisq tests such as those reported below? Analysis of Deviance Table (Type II tests) Response: Freq LR Chisq Df Pr( Chisq) B 11026.2 1 < 2.2e-16 ...
    Michael FriendlyMichael Friendly
    May 7, 2014 at 2:02 pm
    May 8, 2014 at 7:35 am
  • The following citEntry includes a url with %3A and other encodings citEntry(entry="article", title = "Software for Computing and Annotating Genomic Ranges", author = personList( as.person("Michael ...
    Martin MorganMartin Morgan
    May 22, 2014 at 10:52 pm
    May 24, 2014 at 8:30 am
  • When dealing with object holding pointers that are only valid during a single session, it would be convenient to exclude them from being saved with the session image. (I am assuming that `quit` calls ...
    Tim KeittTim Keitt
    May 22, 2014 at 1:54 am
    May 22, 2014 at 4:30 pm
  • I am trying to update an unsupported package and got the warning: * checking dependencies in R code ... WARNING 'library' or 'require' calls not declared from: 'Hmisc' 'R2HTML' 'tcltk' Missing or ...
    Knut KruegerKnut Krueger
    May 8, 2014 at 6:15 am
    May 8, 2014 at 8:50 am
  • Regarding the following extract of ?options: ?editor?: a non-empty string, or a function that is called with a file path as argument. edit.default currently calls the function with three arguments ...
    Scott KostyshakScott Kostyshak
    May 20, 2014 at 9:55 am
    Sep 9, 2014 at 7:15 am
  • Hello, I have a minimal example that shows a problem I'm having with parallel processing. library(parallel) mcmapply(function(x, y) { print("Running") Sys.sleep(10) }, as.list(1:10), as.list(10:1), ...
    Dario StrbenacDario Strbenac
    May 29, 2014 at 6:00 am
    May 30, 2014 at 1:29 am
  • Hello If I have a function aFunction <- function(data, alpha, ...) { transform(alpha, ...) rowMeans(data) alpha } f <- function(data, selection, ...) { selected <- selection(data, ...) ...
    Dario StrbenacDario Strbenac
    May 28, 2014 at 6:00 am
    May 28, 2014 at 8:03 pm
  • Dear maintainers of the parallel package, I ran into an issue with the parallel package in R-3.1.0. The following code prints the message "NULL!" quite a lot. library(parallel) for (n in 1:1000) { p ...
    Josef LeydoldJosef Leydold
    May 21, 2014 at 5:17 pm
    May 22, 2014 at 4:18 am
  • Dear list, On a follow up from my previous email, I am now trying to allocate vectors of length larger than 32-bit in C. "The sxpinfo header is defined as a 32-bit C structure..." and "A SEXPREC is a ...
    Adrian DușaAdrian Dușa
    May 16, 2014 at 8:16 am
    May 17, 2014 at 9:47 am
  • It seems that when a vector has 10 elements, it prints out differently than one with 9 (extra space before the opening bracket). I can't see why this is happening. I am writing a manual containing ...
    Dominic ComtoisDominic Comtois
    May 16, 2014 at 8:41 pm
    May 16, 2014 at 9:16 pm
  • Dear list, When installing the latest version of Rtools (3.1.0.1942) into a path that contains more than 96 characters on Windows 7 64-bit, e.g. into ...
    Tobias VerbekeTobias Verbeke
    May 6, 2014 at 6:28 pm
    May 12, 2014 at 11:47 am
  • Have a class for which I would like to provide a "colnames<-.myclass" function so that colnames(myintsance) <- c("a","b","c") can be called. Witold -- Witold Eryk Wolski
    Witold E WolskiWitold E Wolski
    May 14, 2014 at 8:57 am
    May 14, 2014 at 3:42 pm
  • How can I access an object in an attached but deleted environment, when the object also exists in the .GolbalEnv? I hope the example below makes the question clear: --8<---------------cut ...
    Rainer M KrugRainer M Krug
    May 9, 2014 at 10:54 am
    May 9, 2014 at 12:07 pm
  • I am compiling the latest R-patched (Revision: 65533) Ubuntu Lucid (10.04). Building succeeds but make check stops with an error. The output in the terminal from make check: Testing examples for ...
    Berend HasselmanBerend Hasselman
    May 7, 2014 at 7:24 am
    May 7, 2014 at 11:20 am
  • Hi to all [email protected]: c(person("fooa","foob", role = c("aut","cre"), email = "<span class="m_body_email_addr" title="bb72ff23e1b81f42798bc6171b3684a3" [email protected]</span "), person("foo1","foo2", ...
    Knut KruegerKnut Krueger
    May 2, 2014 at 7:55 am
    May 2, 2014 at 6:41 pm
  • Record plot which stores a plot to an internal R data structure and Replay Plot which replays the plot enables one to keep plots around and use them accross sessions at least until version 3. If you ...
    Michael CohenMichael Cohen
    May 1, 2014 at 6:58 pm
    May 1, 2014 at 9:03 pm
  • Hello, I'm buiding a package and then checking for inconsistences, as recomended before submission. Everything works fine until, when it starts to verify the examples, it does not recognize the ...
    Frederico MestreFrederico Mestre
    May 28, 2014 at 1:07 pm
    May 28, 2014 at 1:27 pm
  • Is there a pretty-printer for R data (and code for that matter), similar to Lisp's prettyprint/grind? I've looked in CRAN, and couldn't find anything. For example, I'd like to have ...
    Stavros Macrakis (Σταῦρος Μακράκης)Stavros Macrakis (Σταῦρος Μακράκης)
    May 27, 2014 at 5:10 pm
    May 27, 2014 at 5:24 pm
  • Is there some way to control the line width that dput uses? options(width=...) does not affect dput. For example, currently c(2, 4, 6, 8, 10, 12, 14, 16, 18, 20, 22, 24, 26, 28, 30, 32, *line break ...
    Stavros Macrakis (Σταῦρος Μακράκης)Stavros Macrakis (Σταῦρος Μακράκης)
    May 27, 2014 at 3:15 pm
    May 27, 2014 at 3:57 pm
  • I am trying to install R-Package RPostgreSQL, but getting the following error, Error in dyn.load(file, DLLpath = DLLpath, ...) : unable to load shared object ...
    Manoj GManoj G
    May 23, 2014 at 8:42 am
    May 23, 2014 at 8:44 am
  • Version 3.1.0 of R has imposed a very small data limit on writing to fifos on Linux. Consider the following R code (Assumes that "ff" is a fifo in the R process's current directory): con <- ...
    James SmithJames Smith
    May 20, 2014 at 3:02 pm
    May 20, 2014 at 7:03 pm
  • Hi, read.dcf() can modify the locale variable LC_CTYPE, and here is a minimal example: a 1 b [1] "C" After diagnosing the problem, it seems the on.exit() call in read.dcf() is the culprit ...
    Yihui XieYihui Xie
    May 14, 2014 at 9:34 pm
    May 16, 2014 at 7:52 pm
  • I wrote about this some time back as this new "feature" has made R less convenient for me since I story many, say 1000 to 1500 diagnostic plots per session. Georgely Daroczi has a nice hack in ...
    Michael CohenMichael Cohen
    May 10, 2014 at 11:12 pm
    May 11, 2014 at 11:00 am
  • Hi , I tried to do the following . Before I execute the R script , i tried to clear the work space using rm(list = ls(all = TRUE)); . I get the following back trace . Its a huge backtrace , attached ...
    Sandip NandiSandip Nandi
    May 2, 2014 at 11:49 pm
    May 2, 2014 at 11:54 pm
  • Hi everyone, I have been trying to extend Rcpp with my own wrap and as templates. Two issues: 1) I need to explicitly call wrap. Is that expected? So for example I wrote this specialization ...
    Florian BurkartFlorian Burkart
    May 2, 2014 at 12:14 pm
    May 2, 2014 at 12:31 pm
  • Dear Prof Brian Ripley: I am very sorry for that I use the unappropriate words "It's my great pleasure" when I read this mail again! I give my apology sincerely to you ,unreservedly and with my ...
    Hualei KongHualei Kong
    May 24, 2014 at 12:11 pm
    May 24, 2014 at 12:11 pm
  • Dear List, (Posting here as I'm not 100% certain this is a bug as I am very unfamiliar with code in the tools package) In the function tools:::.check_package_depends there is the following code (from ...
    Gavin SimpsonGavin Simpson
    May 20, 2014 at 4:33 am
    May 20, 2014 at 4:33 am
  • I notice compositions was removed on CRAN, that's one I want to try out. I downloaded the last tarball, the build output doesn't look that bad. A warning, no errors. $ R CMD build compositions * ...
    Paul JohnsonPaul Johnson
    May 13, 2014 at 8:32 pm
    May 13, 2014 at 8:32 pm
  • When a PSOCK cluster (maybe other cluster types too) is created by the parallel package, an Rscript process is spawned for each node. At least by default, the Rprofile.site file is read for each node ...
    Richard CottonRichard Cotton
    May 13, 2014 at 1:00 pm
    May 13, 2014 at 1:00 pm
  • Hi, in R-3.1.0 (Linux), traceback() does not show the source file line number for the truncated calls, when limiting the number of lines output for each call with argument max.lines. See sample code, ...
    Renaud GaujouxRenaud Gaujoux
    May 12, 2014 at 7:51 am
    May 12, 2014 at 7:51 am
  • L.S. Please find below a trivial patch which corrects a typo in solve.Rd from base. Best, Tobias Index: solve.Rd =================================================================== --- ...
    Tobias VerbekeTobias Verbeke
    May 8, 2014 at 12:59 pm
    May 8, 2014 at 12:59 pm
  • "Equivalence" certainly does not mean that literally replacing some text will not change the result. function. In fact, x + y can equivalently be written ?+?(x, y). Notice that since ?+? is a ...
    Georgi BoshnakovGeorgi Boshnakov
    May 7, 2014 at 7:37 pm
    May 7, 2014 at 7:37 pm
  • May I request a modest change in the documentation and warning for "xinch", "yinch", and "xyinch"? Consider the following example: [1] 0.1961134 Warning message: In yinch(1) : y log scale: yinch() is ...
    Spencer GravesSpencer Graves
    May 7, 2014 at 5:25 pm
    May 7, 2014 at 5:25 pm
May 2014
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Hervé Pagès: 15 posts Simon Urbanek: 11 posts Duncan Murdoch: 10 posts Hadley Wickham: 8 posts William Dunlap: 8 posts Peter dalgaard: 7 posts Prof Brian Ripley: 7 posts Adrian Dușa: 6 posts Henrik Bengtsson: 6 posts Khl0798: 6 posts Knut Krueger: 6 posts Tobias Verbeke: 6 posts Yihui Xie: 6 posts Gábor Csárdi: 4 posts Gabriel Becker: 3 posts Gavin Simpson: 3 posts Martin Maechler: 3 posts Martin Morgan: 3 posts Mick Jordan: 3 posts Ravi Varadhan: 3 posts
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