Re: [Rd] R-intro: function 'stderr' and 'sd'

2016-09-13 Thread Martin Maechler
> William Dunlap > on Tue, 13 Sep 2016 09:06:00 -0700 writes: > While you are editing that, you might change its name from 'stderr' > to standardError (or standard_error, etc.) so as not to conflict with > base::stderr(). oh yes.. blush! .. Martin

Re: [Rd] Coercion of 'exclude' in function 'factor' (was 'droplevels' inappropriate change)

2016-09-13 Thread Martin Maechler
> Suharto Anggono Suharto Anggono via R-devel > on Fri, 2 Sep 2016 16:10:00 + writes: > I am basically fine with the change. > How about using just the following? > if(!is.character(exclude)) > exclude <- as.vector(exclude, typeof(x)) #

Re: [Rd] R-intro: function 'stderr' and 'sd'

2016-09-13 Thread Martin Maechler
> Suharto Anggono Suharto Anggono via R-devel > on Fri, 9 Sep 2016 16:52:01 + writes: > In "An Introduction to R" Version 3.3.1, in "4.2 The function tapply() and ragged arrays", after > stderr <- function(x) sqrt(var(x)/length(x)) , > there

Re: [Rd] c(, ) / help(dotsMethods) etc

2016-09-13 Thread Martin Maechler
> Martin Maechler > on Sat, 10 Sep 2016 21:49:37 +0200 writes: > John Chambers > on Sat, 10 Sep 2016 09:16:38 -0700 writes: >> (Brief reply, I'm traveling but as per below, this is on my radar right now so wanted to