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Re: [BUG] ob-R.el: extra empty data.frame columns generated from plain l
From: |
Greg Minshall |
Subject: |
Re: [BUG] ob-R.el: extra empty data.frame columns generated from plain lists after recent change [9.6 (release_9.6-3-ga4d38e @ /usr/share/emacs/30.0.50/lisp/org/)] |
Date: |
Wed, 14 Dec 2022 05:53:45 +0300 |
hi, Johan,
> "Proper list" in the context of this discussion and pertaining to R
> would be a =list()=, not a vector which is what is usually returned by
> =c()=. A =data.frame()= is a special case of a =list()= where every
> column has to have the same length.
well, it's a language mapping problem. what one considers a "list" in
org-mode is
- well
- something like
- this
- maybe with
- this
whereas in e-lisp, '("well" "something like" '("this" '("maybe with"
"this"))).
then, the question arises of how to translate something like that to
whatever data structures a given programming language offers. it
*might* be to something that programming language calls a "list".
if we are ignoring "sub lists", then for R, one could argue either
vectors or lists. (someone -- possibly you? -- pointed out that going
from an R list to a vector is as simple as an unlist() call.)
if we ever want to provide support for sub lists, then passing lists as
R lists seems like the way to go.
cheers, Greg
----
> list("well", "something like", list("this", list("maybe with")))
[[1]]
[1] "well"
[[2]]
[1] "something like"
[[3]]
[[3]][[1]]
[1] "this"
[[3]][[2]]
[[3]][[2]][[1]]
[1] "maybe with"
> unlist(list("well", "something like", list("this", list("maybe with"))))
[1] "well" "something like" "this" "maybe with"
- Re: [BUG] ob-R.el: extra empty data.frame columns generated from plain lists after recent change [9.6 (release_9.6-3-ga4d38e @ /usr/share/emacs/30.0.50/lisp/org/)], (continued)
- Re: [BUG] ob-R.el: extra empty data.frame columns generated from plain lists after recent change [9.6 (release_9.6-3-ga4d38e @ /usr/share/emacs/30.0.50/lisp/org/)], Greg Minshall, 2022/12/08
- Re: [BUG] ob-R.el: extra empty data.frame columns generated from plain lists after recent change [9.6 (release_9.6-3-ga4d38e @ /usr/share/emacs/30.0.50/lisp/org/)], Ihor Radchenko, 2022/12/08
- Re: [BUG] ob-R.el: extra empty data.frame columns generated from plain lists after recent change [9.6 (release_9.6-3-ga4d38e @ /usr/share/emacs/30.0.50/lisp/org/)], Greg Minshall, 2022/12/08
- Re: [BUG] ob-R.el: extra empty data.frame columns generated from plain lists after recent change [9.6 (release_9.6-3-ga4d38e @ /usr/share/emacs/30.0.50/lisp/org/)], Johan Tolö, 2022/12/10
- [FR] Allow passing nested list structures to variables in src blocks (was: [BUG] ob-R.el: extra empty data.frame columns generated from plain lists after recent change [9.6 (release_9.6-3-ga4d38e @ /usr/share/emacs/30.0.50/lisp/org/)]), Ihor Radchenko, 2022/12/11
- Re: [BUG] ob-R.el: extra empty data.frame columns generated from plain lists after recent change [9.6 (release_9.6-3-ga4d38e @ /usr/share/emacs/30.0.50/lisp/org/)], Jeremie Juste, 2022/12/11
- Re: [BUG] ob-R.el: extra empty data.frame columns generated from plain lists after recent change [9.6 (release_9.6-3-ga4d38e @ /usr/share/emacs/30.0.50/lisp/org/)], Ihor Radchenko, 2022/12/12
- Re: [BUG] ob-R.el: extra empty data.frame columns generated from plain lists after recent change [9.6 (release_9.6-3-ga4d38e @ /usr/share/emacs/30.0.50/lisp/org/)], Greg Minshall, 2022/12/12
- Re: [BUG] ob-R.el: extra empty data.frame columns generated from plain lists after recent change [9.6 (release_9.6-3-ga4d38e @ /usr/share/emacs/30.0.50/lisp/org/)], Ihor Radchenko, 2022/12/12
- Re: [BUG] ob-R.el: extra empty data.frame columns generated from plain lists after recent change [9.6 (release_9.6-3-ga4d38e @ /usr/share/emacs/30.0.50/lisp/org/)], Johan Tolö, 2022/12/13
- Re: [BUG] ob-R.el: extra empty data.frame columns generated from plain lists after recent change [9.6 (release_9.6-3-ga4d38e @ /usr/share/emacs/30.0.50/lisp/org/)],
Greg Minshall <=
- Re: [BUG] ob-R.el: extra empty data.frame columns generated from plain lists after recent change [9.6 (release_9.6-3-ga4d38e @ /usr/share/emacs/30.0.50/lisp/org/)], Johan Tolö, 2022/12/15
- Re: [BUG] ob-R.el: extra empty data.frame columns generated from plain lists after recent change [9.6 (release_9.6-3-ga4d38e @ /usr/share/emacs/30.0.50/lisp/org/)], Greg Minshall, 2022/12/15
- Re: [BUG] ob-R.el: extra empty data.frame columns generated from plain lists after recent change [9.6 (release_9.6-3-ga4d38e @ /usr/share/emacs/30.0.50/lisp/org/)], Bastien Guerry, 2022/12/29
- Re: [BUG] ob-R.el: extra empty data.frame columns generated from plain lists after recent change [9.6 (release_9.6-3-ga4d38e @ /usr/share/emacs/30.0.50/lisp/org/)], Berry, Charles, 2022/12/29
- Re: [BUG] ob-R.el: extra empty data.frame columns generated from plain lists after recent change [9.6 (release_9.6-3-ga4d38e @ /usr/share/emacs/30.0.50/lisp/org/)], Bastien, 2022/12/30
- Re: [BUG] ob-R.el: extra empty data.frame columns generated from plain lists after recent change [9.6 (release_9.6-3-ga4d38e @ /usr/share/emacs/30.0.50/lisp/org/)], Ihor Radchenko, 2022/12/31
- Re: [BUG] ob-R.el: extra empty data.frame columns generated from plain lists after recent change [9.6 (release_9.6-3-ga4d38e @ /usr/share/emacs/30.0.50/lisp/org/)], Bastien Guerry, 2022/12/30