[R] Extracting a particular column from list
m@rk|eed@2 @end|ng |rom gm@||@com
Thu Jan 16 23:03:06 CET 2020
I nominate the last sentence of Rolf's comment as a fortune.
On Thu, Jan 16, 2020 at 3:48 PM Rolf Turner <r.turner using auckland.ac.nz> wrote:
> On 17/01/20 1:55 am, Rui Barradas wrote:
> > Hello,
> > What column and what list?
> > Please post a reproducible example, see the link at the bottom of this
> > mail and , , .
> >  https://cran.r-project.org/web/packages/reprex/index.html
> > 
> >  https://stackoverflow.com/help/mcve
> > Hope this helps,
> The OP should note that lists in general *do not have* columns. Data
> frames (which are a special case of lists) do have columns.
> Lists have "*entries*" or "components". It is important to get your
> terminology right and to understand the concepts that you are dealing
> with. Slap-dash hammer and hope is a recipe for disaster, especially
> in R.
> Rolf Turner
> Honorary Research Fellow
> Department of Statistics
> University of Auckland
> Phone: +64-9-373-7599 ext. 88276
> R-help using r-project.org mailing list -- To UNSUBSCRIBE and more, see
> PLEASE do read the posting guide
> and provide commented, minimal, self-contained, reproducible code.
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