#LearnAPL
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xpqz.bsky.social
xpqz.github.io/learnapl/int...
xpqz.github.io/cultivations...
January 7, 2025 at 10:57 AM
movraxrax.bsky.social
notice me code gremlins

#dyalog #apl #aplchallenge #learnapl

teach me your ways
November 19, 2024 at 4:53 AM
russtopialabs.bsky.social
Seeking to #LearnAPL? Having the symbols on one's keyboard is of immense help. I make an inexpensive set of #APL language stickers suitable for #Dyalog, #GNUAPL or other dialects. Check out t.ly/QVPqk on #Tindie. #programming
APL Keyboard Symbol Sticker Set by >:) Russtopia Labs >:) on Tindie
APL Programmer's Keyboard Keycap Stickers
t.ly
February 21, 2025 at 9:40 PM
dyalog.bsky.social
First and foremost… #APLMonday #Dyalog

Let us know what you think in the comments. You can try solutions out at tryapl.com #LearnAPL

For more #APL fun, try challenge.dyalog.com
What does the following dyadic lookup function determine when given any array arguments? (⊃⍷)
December 2, 2024 at 1:57 PM
dyalog.bsky.social
Learn APL and compete for one of three $100 prizes! There are two months left to enter the 2025.4 round of the APL Challenge. See challenge.dyalog.com for more information and to enter #aplchallenge #apl #dyalog #learnapl
A free-to-enter competition that could change the way you think...and win you $100.
November 28, 2025 at 2:25 PM
dyalog.bsky.social
Do you have any idea…

What does the following monadic Boolean function determine when given a Boolean vector argument? ∨/

#APLMonday #Dyalog #APL #LearnAPL
What does the following monadic Boolean function determine when given a Boolean vector argument? ∨/
February 17, 2025 at 2:05 PM
dyalog.bsky.social
Congratulations Amado A. Cabrera Estrada, Dmytro Cherepakha, and Attila Edmund Mályusz, winners of the 2024.3 round of the APL Challenge!

See www.dyalog.com/apl-challeng... for more information.

#APLChallenge #APL #Dyalog #LearnAPL #CodingCompetition
APL Challenge - Winner Announced
November 13, 2024 at 2:00 PM
dyalog.bsky.social
You have your work cut out for you this #APLMonday...

Let us know what you think in the comments. You can try solutions out at tryapl.com

For more #APL fun, try challenge.dyalog.com

#Dyalog #LearnAPL #ArrayProgramming #Programming #SoftwareDeveloper
What does the following dyadic structural function compute when given an integer vector left argument and any vector right argument? {⍵⊆⍨⍸⍺}
December 23, 2024 at 2:26 PM
dyalog.bsky.social
Today's #APLMonday is deceptively simple... #Dyalog #APL #LearnAPL For more APL problems, try challenge.dyalog.com
What does the following monadic function give for any array? ≠⍨
October 7, 2024 at 1:06 PM
dyalog.bsky.social
It might look drunk, but can be handy...

#APLMonday #APL #LearnAPL #ArrayProgramming #Dyalog

For more APL fun, try challenge.dyalog.com
What does the following monadic structural function compute when given any rank 3 array argument? {⍉⍪⍉⍵}
January 13, 2025 at 2:14 PM
dyalog.bsky.social
Learn APL and compete for one of three $100 prizes! There's two months left to enter the 2025.1 round of the APL Challenge.

See challenge.dyalog.com for more information and to enter

#aplchallenge #apl #dyalog #learnapl
A free-to-enter competition that could change the way you think...and win you $100. challenge.dyalog.com
March 3, 2025 at 6:51 PM
dyalog.bsky.social
Considering how many of these we've done already...#APLMonday

Let us know what you think in the comments. You can try solutions out at tryapl.com #LearnAPL

For more #APL fun, try challenge.dyalog.com
What does the following humorous function answer when given any array argument or arguments? {⍎⊖⍕⊃⊂|⌊-*+○⌈×÷!⌽⍉⌹~⍴⍋⍒,⍟?⍳0}
December 9, 2024 at 2:08 PM
dyalog.bsky.social
Congratulations Thierry Dussuet, Olivia Weiss, and Nick Winterer, winners of the 2025.4 round of the APL Challenge (our quarterly event aimed at newcomers to APL)! See www.dyalog.com/apl-challeng... for more information.

#aplchallenge #apl #dyalog #learnapl
Winner announced.
February 20, 2026 at 2:30 PM
dyalog.bsky.social
This one might have you cornered...

What does the following monadic function determine when given a numeric matrix argument? {⍵≡⍵×∘.≤⍨⍳≢⍵}

Let us know what you think! Test your solutions at https://tryapl.com

#APLMonday #APL #Dyalog #LearnAPL #ArrayProgramming
What does the following monadic function determine when given a numeric matrix argument? {⍵≡⍵×∘.≤⍨⍳≢⍵}
January 20, 2025 at 1:55 PM
dyalog.bsky.social
Congratulations Steve Allen, Amado Cabrera Estrada, and Rohan Prinja, winners of the 2026.2 round of the APL Challenge (our quarterly event aimed at newcomers to APL)!

See www.dyalog.com/apl-challeng... for more information.

#aplchallenge #apl #dyalog #learnapl
APL Challenge - Winner Announced
August 25, 2026 at 1:15 PM
gro-tsen.bsky.social
So anyway, if you want to learn about APL, even just to know what it's all about (and what all these cryptic symbols mean), this modern site seems like a good place to start: xpqz.github.io/learnapl/int...
Introduction — Learning APL
xpqz.github.io
April 27, 2026 at 9:31 PM
dyalog.bsky.social
The 2026.1 round of the APL Challenge is now open! This quarterly competition is open to everyone but is aimed at newcomers to APL – please spread the word to anyone who might be interested. For more information and to enter, see challenge.dyalog.com #aplchallenge #apl #dyalog #learnapl
A free-to-enter coding challenge that could change the way you think...and win you $100.
February 11, 2026 at 3:24 PM
ejschwar.bsky.social
Seriously part 2??? xpqz.github.io/learnapl/wor...
A Dyalog workflow. Or two. — Learning APL
xpqz.github.io
December 7, 2024 at 4:02 PM
dyalog.bsky.social
Learn APL and compete for one of three $100 prizes! There's one month left to enter the 2024.2 round of the APL Challenge. See challenge.dyalog.com for more information and to enter #aplchallenge #apl #dyalog #learnapl
A free-to-enter competition that could change the way you think...and win you $100 - The APL Challenge
June 30, 2025 at 1:12 PM
dyalog.bsky.social
Learn APL and compete for one of three $100 prizes! There's two months left to enter the 2025.3 round of the APL Challenge. See challenge.dyalog.com for more information and to enter #aplchallenge #apl #dyalog #learnapl
The APL Challenge
A free-to-enter competition that could change the way you think...and put $100 in your pocket.
challenge.dyalog.com
September 1, 2025 at 2:22 PM
dyalog.bsky.social
This one might not be the usage you're accustomed to #APLMonday

Let us know what you think in the comments. You can try solutions out at www.tryapl.com

For more #APL fun, try challenge.dyalog.com

#Dyalog #APL #LearnAPL
What does the following dyadic mathematical function compute when given a collection of Boolean vectors (as rows in a matrix) as left argument and a numeric vector as right argument? +.×
November 11, 2024 at 2:06 PM
dyalog.bsky.social
Try your hand on this unique train...

Let us know what you think in the comments. You can try solutions out at tryapl.com

For more #APL fun, try challenge.dyalog.com

#APLMonday #Dyalog #LearnAPL #ArrayProgramming #Programming
What does the following monadic set function determine when given a any array argument? (0∊≠)
December 30, 2024 at 1:56 PM
dyalog.bsky.social
#APLMonday week 17! #dyalog #APL #LearnAPL
What does the following dyadic structural function create when given two vector arguments? (,⍤0)
June 17, 2024 at 2:27 PM
dyalog.bsky.social
#APLMonday week 14! #dyalog #APL #LearnAPL
What does the following dyadic Boolean function generate when given positive integer scalar arguments? (×⍴⊢↑1⍨)
May 27, 2024 at 1:13 PM
dyalog.bsky.social
Join us in this #APLMonday challenge...

Let us know what you think in the comments. You can try solutions out at tryapl.com

For more #APL fun, try challenge.dyalog.com

#Dyalog #LearnAPL #APL
What does the following dyadic structural function determine when given a vector of vectors right argument and a vector left argument? {⊃⍪/1↓,(⊂⍺),⍪⍵}
December 16, 2024 at 2:11 PM