[R] dplyr : row total for all groups in dplyr summarise

[rmendelss gmail]

> On Jul 6, 2016, at 9:36 AM, David Winsemius <dwinsemius at comcast.net> wrote:
> 
> n this case the text was cut from the R session console text and pasted without modification into Mail.app version 8.2. In replicating this action, I see now that hitting "return" then unfortunately converts the final double-quote to a "smart-quote”.

Speaking of this, this happens to me a lot when I post, so any example code can not be copied and paste to be reproducible.  Does anyone know of a workaround for this?

Thanks,

-Roy