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3:10 AM
0
Q: APL2, order of processing each operator arguments

Paul HouleAssuming the user function: ∇ f b [1] b ∇ and the following is executed: f¨1 2 3 Three lines will display, 1 digit per line. In APLX the order is 1 2 3. Is there any APL2 guarantee the order the digits will be displayed? This can be critical if the user function has side-effects. I'd think this ...

 
3:40 AM
Good day, APL!
Meta question. Are there any CLI frontends to SE chat? Maybe an IRC bridge?
This chat is one of the few remaining reasons I keep long-running browser sessions open.
 
 
2 hours later…
5:36 AM
@B.Wilson There has been, on-and-off, but they tend to break after a while. You can ask in TNB if there's anything currently.
 
 
4 hours later…
9:36 AM
Hello! In the documentation of Magnitude(https://help.dyalog.com/17.1/#Language/Primitive%20Functions/Magnitude.htm) it mentions in the last line that "⎕IO is an implicit argument of magnitude."

But in the documentation of ⎕IO(https://help.dyalog.com/latest/#Language/System%20Functions/io.htm), it doesn't mention magnitude in the same line.

But how does ⎕IO affect magnitude? or is it a bug in the docs?
 
yes, sounds like it.
 
@Adám Okay! Thanks
 
Logged as issue 20366.
 
@Adám Thanks adam!
 
@B.Wilson Logged as issue 20367.
 
10:03 AM
@TheThonnu Welcome. Interested in APL?
 
@Adám Is this the documentation typo? I have no idea how to see threads here, unless every message just happens to fit on the screen.
 
Click the ↰ at the beginning of a message to see what it responded to.
 
10:26 AM
@Adám just looking around
 
No problem. I'll be happy to answer any questions or even give you a personalised intro if you want.
 
10:39 AM
@B.Wilson Fixed. (You won't see that until we roll out newly built docs though.)
 
11:24 AM
@Adám Noice. אַ דאַנק
 
:-) זייט געבענטשט
 
 
2 hours later…
1:55 PM
For
0
Q: Largest Binary Area

mousetailTake the sequence of all natural numbers in binary, (1, 10, 11, ..) then write them vertically beside each-other like this: 1 1 1 1 1 1 1 1 1 11 11 11 11 1111 1111 11111111 11 Notice there are areas of connected 1s in the binary representation of the number. Your ...

I've got {0::1⋄≢⍉⊢⌸0~⍨,(××⊢⌈{⌈/,⊢/4 2⍴⍵}⌺3 3)⍣≡⍳∘≢∘⍸@⊢2⊥⍣¯1⍳⍵} but that seems very verbose. Any ideas?
 

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