I have no idea what everyone's talking about. What invisible character???? The black triangle triangle with a question mark renders fine in (my) gmail. And it's a unicode character used when there was a problem reading (presumably text) data.
https://en.wikipedia.org/wiki/Specials_(Unicode_block) If I copy and paste it into R, it's replaced by a regular question mark. On Mon, Nov 23, 2020 at 12:18 PM Jim Lemon <drjimle...@gmail.com> wrote: > > Hi again, > I finally trapped the character (hexadecimal C2 capital A hat) with > some low trickery. > > Jim > > On Mon, Nov 23, 2020 at 10:07 AM Jim Lemon <drjimle...@gmail.com> wrote: > > > > Hi all, > > I have encountered a problem in some emails with invisible characters > > in code snippets that throw an error when pasted into the terminal > > window: > > > > Error: unexpected input in: > > "star_wars_matrix<-matrix(box_office,nrow=3,byrow=TRUE, > > �" > > > > This morning, after two hours of intense frustration, I found that I > > could reproduce this by typing code containing the above line into > > Kwrite, the text editor I use. When I pasted the code from Kwrite, it > > worked in the R terminal window. When I pasted it into a gmail message > > (set to Plain Text), copied that and pasted it into the R terminal > > window, I got the error. I was helping a young friend with one of > > those introductory R courses, but I have had this happen with other > > requests on the R help list. I thought that it was the fault of the > > fancy formatting in some emails, and could grumpily blame that, but > > this is worse as I can't seem to edit it out. Anybody else had this > > problem? I have sent a message to Gmail help. > > > > Jim > > ______________________________________________ > R-help@r-project.org mailing list -- To UNSUBSCRIBE and more, see > https://stat.ethz.ch/mailman/listinfo/r-help > PLEASE do read the posting guide http://www.R-project.org/posting-guide.html > and provide commented, minimal, self-contained, reproducible code. ______________________________________________ R-help@r-project.org mailing list -- To UNSUBSCRIBE and more, see https://stat.ethz.ch/mailman/listinfo/r-help PLEASE do read the posting guide http://www.R-project.org/posting-guide.html and provide commented, minimal, self-contained, reproducible code.
