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class(<matrix>) |--> c("matrix", "arrary") -- and S3 dispatch

Dirk Eddelbuettel

Mon, Nov 25, 2019 9:01 AM

On 21 November 2019 at 17:57, Martin Maechler wrote:

| (if you use a version of R-devel, with svn rev >= 77446; which
|  you may get as a binary for Windows in about one day; everyone
|  else needs to compile for the sources .. or wait a bit, maybe
|  also not much longer than one day, for a docker image) :

FYI: rocker/drd [1] and rocker/r-devel both have rev 77455 now (as they are
both on weekend auto-rebuild schedule).  The former is smaller, both should
work to test this. Quick demo below [2].

Dirk

[1] This comes from 'drd == daily r-devel' but we do not build it daily.
[2] Quick demo follows

edd at rob:~$ docker run --rm -ti rocker/r-devel bash
root at a30e4a5c89ba:/# RD

R Under development (unstable) (2019-11-23 r77455) -- "Unsuffered Consequences"
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Platform: x86_64-pc-linux-gnu (64-bit)

R is free software and comes with ABSOLUTELY NO WARRANTY.
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Type 'license()' or 'licence()' for distribution details.

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Type 'contributors()' for more information and
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Type 'demo()' for some demos, 'help()' for on-line help, or
'help.start()' for an HTML browser interface to help.
Type 'q()' to quit R.

[1] "matrix" "array"

http://dirk.eddelbuettel.com | @eddelbuettel | edd at debian.org

Thread (24 messages)

Martin Maechler head.matrix can return 1000s of columns -- limit to n or add new argument? Nov 1 Gabriel Becker head.matrix can return 1000s of columns -- limit to n or add new argument? Nov 2 Gabriel Becker head.matrix can return 1000s of columns -- limit to n or add new argument? Nov 2 Martin Maechler class(<matrix>) |--> c("matrix", "arrary") [was "head.matrix ..."] Nov 10 Bryan Hanson class(<matrix>) |--> c("matrix", "arrary") [was "head.matrix ..."] Nov 10 Duncan Murdoch class(<matrix>) |--> c("matrix", "arrary") [was "head.matrix ..."] Nov 10 Martin Maechler class(<matrix>) |--> c("matrix", "arrary") [was "head.matrix ..."] Nov 11 Hervé Pagès class(<matrix>) |--> c("matrix", "arrary") [was "head.matrix ..."] Nov 11 Abby Spurdle class(<matrix>) |--> c("matrix", "arrary") [was "head.matrix ..."] Nov 12 Hervé Pagès class(<matrix>) |--> c("matrix", "arrary") [was "head.matrix ..."] Nov 12 Abby Spurdle class(<matrix>) |--> c("matrix", "arrary") [was "head.matrix ..."] Nov 12 Hervé Pagès class(<matrix>) |--> c("matrix", "arrary") [was "head.matrix ..."] Nov 13 Hadley Wickham class(<matrix>) |--> c("matrix", "arrary") [was "head.matrix ..."] Nov 14 Hervé Pagès class(<matrix>) |--> c("matrix", "arrary") [was "head.matrix ..."] Nov 14 Martin Maechler class(<matrix>) |--> c("matrix", "arrary") [was "head.matrix ..."] Nov 15 Martin Maechler _R_CHECK_LENGTH_1_LOGIC2_ setting and Rstudio .. Nov 15 Henrik Bengtsson _R_CHECK_LENGTH_1_LOGIC2_ setting and Rstudio .. Nov 15 Abby Spurdle class(<matrix>) |--> c("matrix", "arrary") [was "head.matrix ..."] Nov 15 William Dunlap class(<matrix>) |--> c("matrix", "arrary") [was "head.matrix ..."] Nov 15 Dénes Tóth class(<matrix>) |--> c("matrix", "arrary") [was "head.matrix ..."] Nov 15 Martin Maechler class(<matrix>) |--> c("matrix", "arrary") -- and S3 dispatch Nov 21 Dirk Eddelbuettel class(<matrix>) |--> c("matrix", "arrary") -- and S3 dispatch Nov 25 Jan Gorecki class(<matrix>) |--> c("matrix", "arrary") -- and S3 dispatch Nov 25 Martin Maechler head.matrix can return 1000s of columns .. Nov 28