[R-sig-Debian] ubuntu equivalent of ctrl-a on windows

[David Winsemius]

On 7/18/19 1:17 PM, Mark Leeds wrote:
> thanks david. that worked for me too and I like your detective 
> approach. I'll remember that the next time I need another equivalent.


I think it might be fairly dangerous if you have an application open 
that contains work you have not saved.

I also found that the opposite effect is achieved with ctrl-\. Kind of 
made sense that slash and backslash were opposites.

Also discovered with an analogous strategy. I got no effect with 
ctrl-<any of the middle tier of keys>


-- 

David

>
> On Thu, Jul 18, 2019 at 4:13 PM David Winsemius 
> <dwinsemius using comcast.net <mailto:dwinsemius using comcast.net>> wrote:
>
>
>     On 7/18/19 1:02 PM, Mark Leeds wrote:
>     > Hi All: I'm using an old version of Ubuntu, 14.04, and I can't
>     figure out a
>     > keyboard sequence that "selects all" analogously to  what ctrl-a
>     does on
>     > windows ?
>     >
>     > If anyone can be bothered running below and see if they have a
>     way to
>     > select all four fruits at once, it's appreciated. I've spent
>     quite a bit of
>     > time searching the net, going on AskUbuntu etc
>     > but no luck. Thanks.
>     >
>     > library(tcltk)
>     > fruits <- c("pear", "apple", "banana", "peach")
>     > temp <- tk_select.list(choices = fruits, preselect = NULL, 
>     multiple = TRUE)
>     >
>     > print(temp)
>     Ctrl-/ picks all items on my setup.
>
>     I'm in 18.04 inside Rstudio so my experience may be different.
>
>
>     I discovered this by holding the control key down and sliding my
>     finger
>     across the lower tier of keys.
>
>     -- 
>
>     David
>
>     >
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