[R-pkg-devel] vignette via devtools: sometimes found, sometimes not (same package)

[Alexandre Courtiol]

Re,

On 16 April 2018 at 17:35, Georgi Boshnakov <
georgi.boshnakov at manchester.ac.uk> wrote:

> Hi,
>
> The problem is indeed difficult to debug but there are things that can be
> done to narrow it down.
>
> 1. Are there 1/3 unlucky computers fixed? (I.e does the problem occur
> always on the same computers) Also, do you really mean computer or user?
>

Yes, I mean computer, not user.

>
> 2. Are the students working under R studio? If so, does the same problem
> appear if the same procedure is run outside R studio.
>

I will try tomorrow (but from memory I think the answer will be yes).

>
> 3. Further to 2.,  You mention development mode - do (some) students also
> have a copy of your repository? This may be aproblem if they don't update
> it too.
>

No, only me has the devel version.

>
> 4. What happens if R is restarted?


I will try tomorrow (but I think the answer will be nothing).


> 5. It may be worth checking .Rprofle and similar for the concerned
> computers (or users, see 1.)
>

I will try as well but most had a fresh install and did not mess with
settings.

>
> Hope this is of some help.
>

I will look at all this and also gather the session infos as Ben suggested.
I think I know how to proceed to get to the bottom of that, but I was just
hoping that the problem was already well known and the answer as well...
If it is for anyone, please reply. Otherwise, I will investigate.
Thanks to everyone.
Alex


>
>
>  Georgi Boshnakov
>
>
> ________________________________________
> From: R-package-devel [r-package-devel-bounces at r-project.org] on behalf
> of Alexandre Courtiol [alexandre.courtiol at gmail.com]
> Sent: 16 April 2018 14:40
> To: List r-package-devel
> Subject: [R-pkg-devel] vignette via devtools: sometimes found, sometimes
> not (same package)
>
> Dear all,
> I am teaching a class and for that I created a R package that mostly
> contains vignettes (the slides of the course).
> I host the package on GitHub because I want the students to download every
> day the latest version of the package.
> Building the vignettes takes a couple of hours so I pre-build the vignettes
> using devtools::build_vignettes before pushing my updates to GitHub.
> The student install the package using
> devtools::install_github("courtiol/LM2GLMM").
> Then, they do library(LM2GLMM) and browseVignettes(package = "LM2GLMM")...
>
> ... and that works on 2/3 of the computers, for the others it says
> vignettes not found.
>
> Any idea why and what can I do to make it 100% success?
> Of course on my laptop it works, so I cannot investigate.
> Also, since they all use different versions of R, devtools or OS... I would
> like to know the one thing that must be changed if it comes from that (but
> I am not sure it does).
>
> I have added a back up function that works for the 1/3 of unfortunate
> students:
>
> get_vignettes <- function() {
>   utils::browseURL(paste0(find.package("LM2GLMM"), "/doc/")) ## for
> installed
>   utils::browseURL(paste0(find.package("LM2GLMM"), "/inst/doc/")) ## for
> development
>   return(invisible(NULL))
> }
>
> This functions opens de vignette folder and that shows that all the
> students actually have the html files installed correctly. But it is ugly
> because then they have to find the good html file and so forth, so I would
> rather have a better solution.
>
> Many thanks,
>
> Alex
>
> --
> Alexandre Courtiol
>
> http://sites.google.com/site/alexandrecourtiol/home
>
> *"Science is the belief in the ignorance of experts"*, R. Feynman
>
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>
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>



-- 
Alexandre Courtiol

http://sites.google.com/site/alexandrecourtiol/home

*"Science is the belief in the ignorance of experts"*, R. Feynman

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