The Array Cast - podcast cover

The Array Cast

The Array Castwww.arraycast.com

We explore the Array Languages of APL, J, k, q and offshoots. If you are Array Language curious, this is the podcast for you. Occasionally we may dive into the weeds, but most of the time we try to stay accessible to the general listener.

Episodes

Ashok Reddy, CEO of KX

Array Cast - January 20, 2023 Show Notes Thanks to Bob Therriault for gathering these links: [01] 00:04:38 JSON for BQN https://github.com/mlochbaum/bqn-libs/blob/master/json.bqn [02] 00:05:32 Change the Way You Think talk  https://www.youtube.com/watch?v=KOuwZEtHZ_U [03] 00:07:04 Ashok Reddy https://www.ajbell.co.uk/articles/latestnews/248261/fd-technologies-appoints-ashok-reddy-ceo-kx-division [04] 00:08:23 Sharp 1500 Pocket Computer https://en.wikipedia.org/wiki/Sharp_PC-1500  &nbsp...

Jan 21, 20231 hr 18 minSeason 2Ep. 45

Choosing an Array Language / The Games We Play

Array Cast - January 6, 2023 Show Notes Thanks to Bob Therriault, Adám Brudzewsky, and Marshall Lochbaum for gathering these links: [01] 00:01:13 Twitter Poll for APL Cast https://twitter.com/a_brudz/status/1607653845445873664 [02] 00:04:30 Revamped BQNcrate https://mlochbaum.github.io/bqncrate/ [03] 00:06:44 APLcart  https://aplcart.info [04] 00:07:43 Inclusive Range in Q https://www.5jt.com/the-rest-is-silence              &...

Jan 07, 20231 hr 23 minSeason 2Ep. 44

John Earnest and Multimedia

Array Cast - December 23, 2022 Show Notes Thanks to Bob Therriault, Adám Brudzewsky, Marshall Lochbaum and John Earnest for gathering these links: [01] 00:02:00 Naming the APLNAATOT podcast twitter https://twitter.com/a_brudz/status/1607653845445873664 [02] 00:03:54 John Earnest Arraycast episode 41 https://www.arraycast.com/episodes/episode41-john-earnest               Michal Wallace Arraycast episode 40 https://www.arraycast...

Dec 24, 20221 hr 28 minSeason 2Ep. 43

Nick Psaris and the q language

Array Cast - December 9, 2022 Show Notes Thanks to Bob Therriault, Adám Brudzewsky, Stephen Taylor and Nick Psaris for gathering these links: [01] 00:01:50 APLNAATOT podcast #4 https://www.youtube.com/watch?v=SxSd2Hma_Ro&list=PLYKQVqyrAEj8Q7BdOgakZCAGf6ReO1cue               Naming the APLNAATOT podcast twitter https://twitter.com/a_brudz/status/1600523637253185541 [02] 00:03:44 Advent of Code (AOC) Links    ...

Dec 10, 20221 hr 26 minSeason 2Ep. 42

John Earnest and Versions of k

Array Cast - November 25, 2022 Show Notes Thanks to Bob Therriault and Adám Brudzewsky for gathering these links: [01] 00:02:00 Dr. Fred Brooks obit https://cs.unc.edu/news-article/remembering-department-founder-dr-frederick-p-brooks-jr/ Ken Lettow email http://www.jsoftware.com/pipermail/chat/2022-November/009134.html Vector Article http://archive.vector.org.uk/art10001240 IBM System 360 https://en.wikipedia.org/wiki/System/360 [02] 00:08:26 Dr. Brooks Memorial Service [02] 00:08:26 Dr. Brooks ...

Nov 26, 20221 hr 27 minSeason 2Ep. 41

Michal Wallace, k programmer and J video producer

Array Cast - November 11, 2022 Show Notes Thanks to Bob Therriault and Adám Brudzewsky for gathering these links: [01] 00:04:10 SJT AT 5JT DOT COM [02] 00:04:30 APLNAATOT Podcast https://www.youtube.com/watch?v=R_dpMVyyCEo&list=PLYKQVqyrAEj8Q7BdOgakZCAGf6ReO1cue https://abrudz.github.io/aplnaatot/ Dyalog User meeting videos https://dyalog.tv/Dyalog22/ [03] 00:08:40 q personal licence https://kx.com/kdb-personal-edition-download/ [04] 00:09:20 Stop Writing Dead Programs StrangeLoop 2022 https...

Nov 12, 20221 hr 2 minSeason 2Ep. 40

Iversonian language or Array language?

Array Cast - October 28, 2022 Show Notes Many thanks to Bob Therriault for gathering these links: [00] 00:11:30 Episode 36 https://www.arraycast.com/episodes/episode36-what-makes-an-array-language [01] 00:01:20 J wiki (prototype) https://code2.jsoftware.com/wiki/Main_Page [02] 00:02:13 Dyalog User meeting videos https://dyalog.tv/Dyalog22/ APLNAATOT Podcast https://www.youtube.com/watch?v=R_dpMVyyCEo&list=PLYKQVqyrAEj8Q7BdOgakZCAGf6ReO1cue https://abrudz.github.io/aplnaatot/ [03] 00:05:56 In...

Oct 29, 20221 hr 47 minSeason 2Ep. 39

Promoting the Array Languages

Array Cast - October 14, 2022 Show Notes Many thanks to Bob Therriault for gathering these links: [01] 00:02:25 2022 Dyalog User Meeting https://www.dyalog.com/user-meetings/dyalog22.htm [02] 00:03:10 q Vector dojo on problem solving SJT AT 5JT DOTcom [03] 00:04:25 Conor's paradigm conference presentation https://www.youtube.com/watch?v=8oKAHQsh1oM [04] 00:07:37 Everest the Hard Way https://en.wikipedia.org/wiki/1975_British_Mount_Everest_Southwest_Face_expedition Chris Bonington https://en.wiki...

Oct 15, 20221 hr 23 minSeason 2Ep. 38

Troels Henriksen and Futhark

Array Cast - September 30, 2022 Show Notes Many thanks to Bob Therriault for gathering these links: [01] 00:03:08 ADSP podcast on K https://adspthepodcast.com/2022/09/23/Episode-96.html [02] 00:03:30 Paradigm Conference 2022 https://esolangconf.com/ [03] 00:04:25 Troels Henriksen https://sigkill.dk/ [04] 00:05:05 Futhark https://futhark-lang.org/ [05] 00:06:12 Linux https://www.linux.org/ [06] 00:08:00 Textualize https://www.textualize.io/ [07] 00:08:27 Standard ML https://en.wikipedia.org/wiki/...

Oct 01, 20221 hr 11 minSeason 2Ep. 37

What Makes a Language an Array Programming Language?

Array Cast - September 16, 2022 Show Notes Many thanks to Bob Therriault for gathering these links: [01] 00:02:20 Iverson College Workshop https://community.kx.com/t5/New-kdb-q-users-question-forum/Vector-programming-in-q-online-workshop-Sun-25-Sep/td-p/13067 [02] 00:03:18 Jot dot times https://apl.news/ [03] 00:03:40 APLQuest https://www.youtube.com/playlist?list=PLYKQVqyrAEj9zSwnh4K28nCApruWA1j_m [04] 00:04:22 APL Barcelona Meetup https://aplwiki.com/wiki/APL_ ∊_BCN#Historical_APL_paper_readin...

Sep 17, 20221 hr 27 minSeason 2Ep. 36

Lib Gibson - IP Sharp’s ‘Zookeeper’

Array Cast - September 2, 2022 Show Notes Many thanks to Bob Therriault for gathering these links: [01] 00:02:10 Dyalog winners https://www.dyalog.com/news/151/420/2022-APL-Problem-Solving-Competition-Winners.htm [email protected] Transcript Producer? [02] 00:03:43 Rodrigo's episode https://www.arraycast.com/episodes/episode20-rodrigo-girao-serrao Hi res J icon https://code.jsoftware.com/wiki/J_Logos [03] 00:04:10 J reference card USLetter https://code.jsoftware.com/wiki/File:B.USLETTER.pdf ...

Sep 03, 20221 hr 21 minSeason 2Ep. 35

The Many Languages of Romilly Cocking

Array Cast - August 19, 2022 Show Notes Many thanks to Marshall Lochbaum, Rodrigo Girão Serrão, Bob Therriault, Conor Hoekstra, Adám Brudzewsky and Romilly Cocking for gathering these links: [01] 00:00:03 BYTE magazine https://en.wikipedia.org/wiki/Byte_(magazine) [02] 00:01:02 Org Mode https://orgmode.org/ [03] 00:02:58 Toronto Meet-up https://www.meetup.com/en-AU/programming-languages-toronto-meetup/events/287695788/ New York Meet-up https://www.meetup.com/programming-languages-toronto-meetup/...

Aug 20, 20221 hr 23 minSeason 2Ep. 34

João Araújo and Tools of Thought

Array Cast - August 5, 2022 Show Notes Many thanks to Bob Therriault, João Araújo and Rodrigo Girão Serrão for gathering these links: [01] 00:01:40 J wiki features  https://www.youtube.com/watch?v=dWqixYyb52Q [02] 00:02:31 J promo video  https://www.youtube.com/watch?v=vxibe2QOA0s [03] 00:03:00 British APL Association  https://britishaplassociation.org/               Vector  https://vector.org.uk/ [04] 00:0...

Aug 06, 20221 hr 12 minSeason 2Ep. 33

Control Structures in the Array Languages

Array Cast - July 22, 2022 Show Notes Many thanks to Bob Therriault, Marshall Lochbaum and Adám Brudzewsky for gathering these links: [01] 00:01:10 Dyalog Problem /solving Contest https://contest.dyalog.com/?goto=welcome [02] 00:01:35 Dyalog Early Bird Discount https://www.dyalog.com/user-meetings/dyalog22.htm [03] 00:03:50 Iverson Notation https://apl.wiki/Iverson_Notation [04] 00:05:06 GOTO in Early APL https://www.jsoftware.com/papers/APL1.htm#1.2 [05] 00:06:06 Control Structures https://en.w...

Jul 23, 20221 hr 28 minSeason 2Ep. 32

Jeremy Howard - Data Scientist

Array Cast - July 8, 2022 Show Notes [01] 00:01:15 Dyalog Problem /solving Contest https://contest.dyalog.com/?goto=welcome [02] 00:01:35 Dyalog Early Bird Discount https://www.dyalog.com/user-meetings/dyalog22.htm [03] 00:02:40 Jeremy Howard wikipedia https://en.wikipedia.org/wiki/Jeremy_Howard_(entrepreneur) Fastmail https://www.fastmail.com/ Optimal Decisions Group https://www.finextra.com/newsarticle/18047/choicepoint-acquires-insurance-analytics-firm-optimal-decisions [04] 00:04:30 APL Stud...

Jul 09, 20221 hr 45 minSeason 2Ep. 31

Looking Back at Our First Year

Array Cast - June 24, 2022 Show Notes Many thanks to Adám Brudzewsky for gathering these links: [1] 00:01:00 APL logo: https://aplwiki.com/wiki/APL_logo [2] 00:01:05 Array Cast merch: https://www.redbubble.com/shop/ap/113247610 [3] 00:01:35 Eso Lang Conf 2022: https://esolangconf.com/ Eso Lang Conf Twitter: https://twitter.com/EsolangT [4] 00:02:35 ADSP: The Podcast: https://adspthepodcast.com/ [5] 00:03:10 Array Cast: https://aplwiki.com/wiki/Array_Cast [6] 00:05:10 Centenary of Iverson's birth...

Jun 25, 20221 hr 9 minSeason 2Ep. 30

Transpose

Array Cast - June 10, 2022 Show Notes [01] 00:01:22 awesome-q.org https://github.com/StephenTaylor-Kx/awesome-q [02] 00:01:35 reddit/apljk https://www.reddit.com/r/apljk/comments/v5cr09/blog_post_square_joy_preorder/ [03] 00:02:04 BQN keyboard https://gitlab.freedesktop.org/xkeyboard-config/xkeyboard-config/-/blob/master/symbols/bqn [04] 00:03:30 kx download https://kx.com/developers/download-licenses/ [05] 00:04:46 aplfarm https://aplwiki.com/wiki/APL_Farm [06] 00:05:03 J Playground https://jso...

Jun 11, 20221 hr 18 minSeason 2Ep. 29

Rank and Leading Axis Theory

Array Cast - May 27, 2022 Show Notes [01] 00:02:00 APL logo https://aplwiki.com/wiki/APL_logo [02] 00:02:24 APL Merch On Bonfire: https://bonfire.com/store/apl-stuff/ On Redbubble: https://redbubble.com/shop/ap/111813275 Aaron Hsu's site: https://www.bonfire.com/store/arcfide/[03] 00:03:00 BQN FFI XXXXXXXXXX [04] 00:03:58 kx download https://kx.com/developers/download-licenses/ [05] 00:04:20 kx download request mailto:[email protected] [06] 00:05:18 Rank https://aplwiki.com/wiki/Rank Leading Axis The...

May 28, 20221 hr 39 minSeason 2Ep. 28

Joel Kaplan

Array Cast - May 13, 2022 Show Notes [01] 00:01:25 https://code.jsoftware.com/wiki/System/Forums [02] 00:02:10 https://www.arraycast.com/episodes/episode26-stevan-apter [03] 00:02:28 Joel Kaplan video https://www.youtube.com/watch?v=Ni0Kj3Xjk1k&t=1s [04] 00:03:10 https://www.morganstanley.com/ [05] 00:03:15 https://aplwiki.com/wiki/Arthur_Whitney [06] 00:03:25 https://www.1010data.com/ [07] 00:10:20 APL-DI https://dl.acm.org/doi/10.1145/800136.804492 [08] 00:12:10 https://en.wikipedia.org/wi...

May 14, 20221 hr 31 minSeason 2Ep. 27

Stevan Apter

Array Cast - April 29, 2022 Show Notes Many thanks to Adám Brudzewsky for collecting these links and Alve from the APL Farm Discord for catching the one I had left out. [01] 00:01:28 https://www.finnapl.fi/tapahtu.htm [02] 00:01:28 https://apl-germany.de/apl-germany-spring-meeting-on-5th-and-6th-of-may-2022/ [03] 00:02:15 https://nsl.com/ [04] 00:05:30 https://en.wikipedia.org/wiki/Control_Data_Institute [05] 00:05:38 https://en.wikipedia.org/wiki/National_Science_Foundation [06] 00:05:45 https:...

Apr 30, 20221 hr 21 minSeason 1Ep. 26

Vanessa McHale

Array Cast - April 16, 2022 Show Notes Many thanks to Adám Brudzewsky for collecting these links. Array Cast - April 15, 2022 Show Notes Many thanks to Adám Brudzewsky for collecting these links. [1] 00:01:19 J beta 904 https://code.jsoftware.com/wiki/System/Installation#J904_BETA [2] 00:02:00 ACM archives https://www.acm.org/articles/bulletins/2022/april/50-years-backfile [3] 00:03:19 BQN pad https://bqnpad.mechanize.systems/ [4] 00:03:35 tryAPL https://www.tryapl.org/ [5] 00:03:40 J playground...

Apr 16, 20221 hr 11 minSeason 1Ep. 25

APL Seeds 2022

Array Cast - April 1, 2022 Show Notes Many thanks to Adám Brudzewsky for collecting these links. 00:00:50 [1] APL Seeds: https://apl.wiki/APL_Seeds 00:02:31 [2] Gitte: https://apl.wiki/Gitte_Christensen 00:03:42 [3] Common Lisp: https://en.wikipedia.org/wiki/Common_Lisp 00:03:50 [4] April: https://apl.wiki/April 00:04:00 [5] Bloxl: https://bloxl.co 00:04:34 [6] Aaron: https://apl.wiki/Aaron_Hsu 00:05:20 [7] Combinator: https://en.wikipedia.org/wiki/Combinatory_logic 00:07:35 [8] Keyboards: https...

Apr 02, 20221 hr 3 minSeason 1Ep. 24

Andrew Sengul - The April APL Compiler

Array Cast - March 19, 2022 Show Notes Many thanks to Adám Brudzewsky and Andrew Sengul for collecting these links. [1] 1:42 J Playground https://jsoftware.github.io/j-playground/bin/html/emj.html [2] 2:18 Bob's Pi video https://www.youtube.com/watch?v=vyILnD0e2IE [3] 2:50 ADSP the podcast https://adspthepodcast.com/ [4] 3:50 LispNYC April presentation https://youtube.com/watch?v=AUEIgfj9koc [5] 5:00 April repo https://github.com/phantomics/april [6] 6:40 ELS paper - page 1, getting lexer output...

Mar 19, 20221 hr 21 minSeason 1Ep. 23

Josh David, APL in Industry

Array Cast - March 5, 2022 Show Notes Many thanks to Adám Brudzewsky for collecting these links. [1] 00:01:23 APL Seeds '22 conference: https://www.dyalog.com/apl-seeds-user-meetings/aplseeds22.htm [2] 00:02:00 APL Quest chat event: https://apl.wiki/APL_Quest [3] 00:02:05 APL Orchard: https://apl.wiki/APL_Orchard [4] 00:02:55 APL Seeds '21 https://www.dyalog.com/apl-seeds-user-meetings/aplseeds21.htm [5] 00:03:38 APL Seeds '22 registration https://us02web.zoom.us/webinar/register/WN_yZb-ha8sRLCJ...

Mar 05, 20221 hr 14 minSeason 1Ep. 22

Morten Kromberg, CTO of Dyalog Ltd.

Array Cast - February 19, 2022 Show Notes Many thanks to Bob Therriault for collecting these links. [01] 00:01:43 TryAPL.org https://tryapl.org/ [02] 00:02:20 J promotional video https://www.youtube.com/watch?v=aV936cVrN0I [03] 00:04:30 BASIC computer language https://en.wikipedia.org/wiki/BASIC [04] 00:05:04 Commodore Pet https://en.wikipedia.org/wiki/Commodore_PET [05] 00:05:50 Nascom One https://en.wikipedia.org/wiki/Nascom_(computer_kit) [06] 00:06:44 I.P. Sharpe Associates https://aplwiki.c...

Feb 19, 20221 hr 18 minSeason 1Ep. 21

Rodrigo Girão Serrão

Array Cast - February 5, 2022 Show Notes Many thanks to Rodrigo Girão Serrão and Bob Therriault for collecting these links. [01] 00:01:31 ArrayFire add-on for J https://github.com/jsoftware/math_arrayfire [02] 00:02:19 J thread discussing addition of dictionaries to J: http://www.jsoftware.com/pipermail/programming/2022-February/059906.html [03] 00:03:28 Vote for an APL logo: https://aplwiki.com/wiki/APL_logo [04] 00:06:16 Rodrigo's “Pydon'ts” book: https://mathspp.com/blog/pydonts [05] 00:06:22...

Feb 05, 20221 hr 16 minSeason 1Ep. 20

Aaron Hsu

Array Cast - January 22, 2022 Show Notes Many thanks to Adám Brudzewsky and Bob Therriault for collecting these links. 0:01:35 APL logo Voting https://aplwiki.com/wiki/APL_logo   0:02:20 Conor's Voting Video https://www.youtube.com/watch?v=Jxu4nWh1214   0:02:47 Vector Dojo https://community.kx.com/t5/KX-Technology/User-Feedback-Request-The-Vector-Dojo/td-p/11645 0:07:09 Q Basic https://en.wikipedia.org/wiki/QBasic   0:10:47 Scheme Manual https://www.gnu.org/software/mit-scheme/doc...

Jan 22, 20221 hr 24 minSeason 1Ep. 19

Henry Rich presents J903

Array Cast - January 8, 2022 Show Notes Many thanks to Rodrigo Girão Serrão and Bob Therriault for collecting these links. 00:01:56 Episode 17 of The Array Cast, the dyadic hook https://www.arraycast.com/episodes/episode17-tacit4-the-dyadic-hook 00:02:25 FnConf 2022, the conference Aaron Hsu is attending https://www.functionalconf.com/ 00:02:28 Aaron Hsu video https://www.youtube.com/watch?v=uEEJDq6cNTs 00:03:39 Episode 6 of The Array Cast with Henry Rich https://www.arraycast.com/episodes/episo...

Jan 08, 20221 hr 13 minSeason 1Ep. 18

Tacit #4 - the dyadic hook

Array Cast - December 25, 2021 Show Notes Many thanks to Adám Brudzewsky for collecting these links 00:01:30 Ken Iverson: https://apl.wiki/Ken_Iverson 00:01:30 J903: https://code.jsoftware.com/wiki/System/Installation/J903 00:02:21 APL logo: https://apl.wiki/APL_logo 00:02:51 I.P. Sharp: https://apl.wiki/I.P._Sharp_Associates 00:04:12 APL⋆PLUS: https://apl.wiki/APL*PLUS 00:04:12 Tacit programming: https://apl.wiki/Tacit_programming 00:04:12 Hook: https://apl.wiki/Hook 00:05:15 Hook in J: https:/...

Dec 25, 20211 hr 14 minSeason 1Ep. 17

Brooke Allen - a life of adventure

Array Cast - December 11, 2021 Show Notes Many thanks to Adám Brudzewsky for collecting these links 00:01:53 Dyalog ’21 videos: https://dyalog.tv/Dyalog21 00:02:10 APL ∊ BCN: https://apl.wiki/APL_∊_BCN 00:02:10 Advent of Code: https://apl.wiki/Advent_of_Code 00:02:56 J903 Beta: https://code.jsoftware.com/wiki/System/Installation#J903_BETA 00:03:49 Brooke Allen's website: https://brookeallen.com/ 00:06:32 COBOL: https://en.wikipedia.org/wiki/COBOL 00:06:32 COBOL reserved words: https://www.ibm.co...

Dec 11, 202159 minSeason 1Ep. 16
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