Dear Peter, Thanks for the feedback on the locale. Is there a better alternative for the C locale? One that yields a consistent and stable sorting independent of the R version and OS.
Best regards, Thierry ir. Thierry Onkelinx Statisticus / Statistician Vlaamse Overheid / Government of Flanders INSTITUUT VOOR NATUUR- EN BOSONDERZOEK / RESEARCH INSTITUTE FOR NATURE AND FOREST Team Biometrie & Kwaliteitszorg / Team Biometrics & Quality Assurance thierry.onkel...@inbo.be Havenlaan 88 bus 73, 1000 Brussel www.inbo.be /////////////////////////////////////////////////////////////////////////////////////////// To call in the statistician after the experiment is done may be no more than asking him to perform a post-mortem examination: he may be able to say what the experiment died of. ~ Sir Ronald Aylmer Fisher The plural of anecdote is not data. ~ Roger Brinner The combination of some data and an aching desire for an answer does not ensure that a reasonable answer can be extracted from a given body of data. ~ John Tukey /////////////////////////////////////////////////////////////////////////////////////////// <https://www.inbo.be> Op di 19 jan. 2021 om 13:20 schreef Peter Dalgaard <pda...@gmail.com>: > Not sure what happened between 4.0.2 and -devel, but you are using C > collation, which assumes 7-bit single-byte characters, to sort multi-byte > 8-bit encoded characters, which looks a bit risky. > > -pd > > > On 19 Jan 2021, at 10:10 , Thierry Onkelinx via R-devel < > r-devel@r-project.org> wrote: > > > > Dear all, > > > > My git2rdata package relies on a stable sorting. I've noticed that > > some characters get a different position under R-devel under Windows > > 10. This is why the unit test of my package only fail in this > > combination ( > https://cran.r-project.org/web/checks/check_results_git2rdata.html) > > > > Below is a minimal example to illustrate the problem. > > > > Best regards, > > > > Thierry > > > > data <- readLines(" > https://raw.githubusercontent.com/ropensci/git2rdata/master/tests/testthat/test_b_special.R > ", > > encoding = "UTF-8", n = 15) > > eval(parse(text = paste(tail(data, -3), collapse = ""))) > > ds$a <- enc2utf8(ds$a) > > print(ds$a) # input > > Sys.setlocale(locale = "C") > > print(sort(ds$a)) # sorted > > print(order(ds$a)) # order > > print(sessionInfo()) > > > > # input > > ## Win 10 R 4.0.2 > > [1] "a" "a b" "a\tb" "a\tb\tc" "\ta" "a\t" > "a\nb" > > [8] "a\nb\nc" "\na" "a\n" "a\"b" "a\"b\"c" "\"b" "a\"" > > [15] "\"b\"" "a'b" "a'b'c" "'b" "a'" "'b'" "a b c" > > [22] "\"NA\"" "'NA'" NA "é" "&" "à" "µ" > > [29] "ç" "\200" "|" "#" "@" "$" > > ## Win 10 R devel > > [1] "a" "a b" "a\tb" "a\tb\tc" "\ta" "a\t" > "a\nb" > > [8] "a\nb\nc" "\na" "a\n" "a\"b" "a\"b\"c" "\"b" "a\"" > > [15] "\"b\"" "a'b" "a'b'c" "'b" "a'" "'b'" "a b c" > > [22] "\"NA\"" "'NA'" NA "é" "&" "à" "µ" > > [29] "ç" "\200" "|" "#" "@" "$" > > ## Ubuntu 18.04 R 4.0.3 > > [1] "a" "a b" "a\tb" "a\tb\tc" "\ta" "a\t" "a\nb" > > [8] "a\nb\nc" "\na" "a\n" "a\"b" "a\"b\"c" "\"b" "a\"" > > [15] "\"b\"" "a'b" "a'b'c" "'b" "a'" "'b'" "a b c" > > [22] "\"NA\"" "'NA'" NA "é" "&" "à" "µ" > > [29] "ç" "€" "|" "#" "@" "$" > > > > # sorted > > ## Win 10 R 4.0.2 > > [1] "\ta" "\na" "\"NA\"" "\"b" "\"b\"" "#" "$" > > [8] "&" "'NA'" "'b" "'b'" "<U+00B5>" "<U+00E0>" > "<U+00E7>" > > [15] "<U+00E9>" "<U+20AC>" "@" "a" "a\t" "a\tb" > "a\tb\tc" > > [22] "a\n" "a\nb" "a\nb\nc" "a b" "a b c" "a\"" "a\"b" > > [29] "a\"b\"c" "a'" "a'b" "a'b'c" "|" > > ## Win 10 R devel > > [1] "\ta" "\na" "\"NA\"" "\"b" "\"b\"" "#" "$" > > [8] "&" "'NA'" "'b" "'b'" "@" "a" "a\t" > > [15] "a\tb" "a\tb\tc" "a\n" "a\nb" "a\nb\nc" "a b" "a b c" > > [22] "a\"" "a\"b" "a\"b\"c" "a'" "a'b" "a'b'c" "|" > > [29] "\200" "\265" "\340" "\347" "\351" > > ## Ubuntu 18.04 R 4.0.3 > > [1] "\ta" "\na" "\"NA\"" "\"b" "\"b\"" "#" "$" > > [8] "&" "'NA'" "'b" "'b'" "<U+00B5>" "<U+00E0>" > "<U+00E7>" > > [15] "<U+00E9>" "<U+20AC>" "@" "a" "a\t" "a\tb" > "a\tb\tc" > > [22] "a\n" "a\nb" "a\nb\nc" "a b" "a b c" "a\"" "a\"b" > > [29] "a\"b\"c" "a'" "a'b" "a'b'c" "|" > > > > # order > > ## Win 10 R 4.0.2 > > [1] 5 9 22 13 15 32 34 26 23 18 20 28 27 29 25 30 33 1 6 3 4 10 > 7 8 2 > > [26] 21 14 11 12 19 16 17 31 24 > > ## Win 10 R devel > > [1] 5 9 22 13 15 32 34 26 23 18 20 33 1 6 3 4 10 7 8 2 21 14 11 > 12 19 > > [26] 16 17 31 30 28 27 29 25 24 > > ## Ubuntu 18.04 R 4.0.3 > > [1] 5 9 22 13 15 32 34 26 23 18 20 28 27 29 25 30 33 1 6 3 4 10 > 7 8 2 > > [26] 21 14 11 12 19 16 17 31 24 > > > > R version 4.0.2 (2020-06-22) > > Platform: x86_64-w64-mingw32/x64 (64-bit) > > Running under: Windows 10 x64 (build 18363) > > > > Matrix products: default > > > > locale: > > [1] C > > system code page: 1252 > > > > attached base packages: > > [1] stats graphics grDevices utils datasets methods base > > > > loaded via a namespace (and not attached): > > [1] compiler_4.0.2 fortunes_1.5-4 > > > > R Under development (unstable) (2021-01-13 r79826) > > Platform: x86_64-w64-mingw32/x64 (64-bit) > > Running under: Windows 10 x64 (build 18363) > > > > Matrix products: default > > > > locale: > > [1] C > > > > attached base packages: > > [1] stats graphics grDevices utils datasets methods base > > > > loaded via a namespace (and not attached): > > [1] compiler_4.1.0 > > > > R version 4.0.3 (2020-10-10) > > Platform: x86_64-pc-linux-gnu (64-bit) > > Running under: Ubuntu 18.04.5 LTS > > > > Matrix products: default > > BLAS: /usr/lib/x86_64-linux-gnu/blas/libblas.so.3.7.1 > > LAPACK: /usr/lib/x86_64-linux-gnu/lapack/liblapack.so.3.7.1 > > > > locale: > > [1] LC_CTYPE=C LC_NUMERIC=C > > [3] LC_TIME=C LC_COLLATE=C > > [5] LC_MONETARY=C LC_MESSAGES=nl_BE.UTF-8 > > [7] LC_PAPER=nl_BE.UTF-8 LC_NAME=C > > [9] LC_ADDRESS=C LC_TELEPHONE=C > > [11] LC_MEASUREMENT=nl_BE.UTF-8 LC_IDENTIFICATION=C > > > > attached base packages: > > [1] stats graphics grDevices utils datasets methods base > > > > loaded via a namespace (and not attached): > > [1] compiler_4.0.3 fortunes_1.5-4 > > > > > > ir. Thierry Onkelinx > > Statisticus / Statistician > > > > Vlaamse Overheid / Government of Flanders > > INSTITUUT VOOR NATUUR- EN BOSONDERZOEK / RESEARCH INSTITUTE FOR NATURE > > AND FOREST > > Team Biometrie & Kwaliteitszorg / Team Biometrics & Quality Assurance > > thierry.onkel...@inbo.be > > Havenlaan 88 bus 73, 1000 Brussel > > www.inbo.be > > > > > /////////////////////////////////////////////////////////////////////////////////////////// > > To call in the statistician after the experiment is done may be no > > more than asking him to perform a post-mortem examination: he may be > > able to say what the experiment died of. ~ Sir Ronald Aylmer Fisher > > The plural of anecdote is not data. ~ Roger Brinner > > The combination of some data and an aching desire for an answer does > > not ensure that a reasonable answer can be extracted from a given body > > of data. ~ John Tukey > > > > ______________________________________________ > > R-devel@r-project.org mailing list > > https://stat.ethz.ch/mailman/listinfo/r-devel > > -- > Peter Dalgaard, Professor, > Center for Statistics, Copenhagen Business School > Solbjerg Plads 3, 2000 Frederiksberg, Denmark > Phone: (+45)38153501 > Office: A 4.23 > Email: pd....@cbs.dk Priv: pda...@gmail.com > > > > > > > > > > [[alternative HTML version deleted]] ______________________________________________ R-devel@r-project.org mailing list https://stat.ethz.ch/mailman/listinfo/r-devel
