I use the old ref card printed and laminated on my desk.
My use case; J is my desktop calculator but I want to learn to use it for more.
As problems and queries come in, I will solve them with Excel or Datagrip, but
a repeat calculation I will wonder how to do it in J.
For instance I used the c
Jared's post reminded me how awkward it seems to get multi-line numeric
data into J. A job that begs for a direct copy/paste requires more, to me.
I realize that the new direct definition feature simplifies this somewhat,
but I have been looking into this task without such. I don't think the
refer
Usually, when I am working with multi-line numeric constants, I give
the thing a name so that I can use it in multiple sentences.
That said, if I wanted to use the thing and then forget it, and I
didn't have a convenient small expression to express the numbers, I
would probably do your example lik
For those using xclip (xsel, and the like)
# 1. 1--100 LF sep'd; 2. something to ".
seq -w 100 | xclip
printf %s\\n '-1 -2 -3' '11 22 33' | xclip
". ;._1 LF,shell'xclip -o'
there are two other clipboards, would also ease selection, and forgo multiline
line in the console
Aug 10, 2022, 16:20
On Wed, Aug 10, 2022 at 10:23 AM 'Viktor Grigorov' via Programming
wrote:
> ". ;._1 LF,shell'xclip -o'
(The leading > there is email quoting, and not part of the J expression.)
Or, in jqt:
".>cutLF wd'clippaste'
But ". should take a left argument when importing numbers -- for
proper handling
#@:(#/)@:>:@:i.@:>:
On Tue, Aug 9, 2022 at 10:32 PM Henry Rich wrote:
> Special Combination Hauke asked for: if you don't get a laugh from (#\
> y) you just don't understand J.
>
--
For information about J forums see http://ww
