The Array Cast

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.

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Episodes

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, 2021•59 min•Season 1Ep. 16

Tacit #3 (and other topics)

Array Cast - November 27, 2021 Show Notes 00:00:42 J Wiki: https://code.jsoftware.com/wiki/Main_Page 00:01:04 APL Wiki: https://apl.wiki 00:01:14 Vector Journal: https://vector.org.uk/ 00:02:04 J Forums: https://code.jsoftware.com/wiki/System/Forums 00:03:47 Tacit programming: https://en.wikipedia.org/wiki/Tacit_programming 00:03:58 Previous episodes on tacit programming: https://www.arraycast.com/episodes/episode-09-tacit-programming and https://www.arraycast.com/episodes/episode11-why-tacit 00...

Nov 27, 2021•1 hr 11 min•Season 1Ep. 15

Dyalog ‘21 Live

Array Cast - November 13, 2021 Show Notes Link to presentation resources of Dialog ‘21 https://www.dyalog.com/user-meetings/dyalog21.htm 00:00:30 Dyalog User Meeting '21: https://www.dyalog.com/user-meetings/dyalog21.htm 00:03:03 Richard Park's presentation on the Dyalog Media Update: TBA 00:04:10 ShapeRank: https://github.com/f5devcentral/shapeRank 00:05:50 Gitte on Array Cast: https://www.arraycast.com/episodes/episode12-gitte-christensen 00:07:45 Brian Becker's presentation about Packaging Dy...

Nov 13, 2021•56 min•Season 1Ep. 14

Roger Hui (1953-2021)

Array Cast - October 30, 2021 Show Notes 00:00:00 Roger Hui: https://apl.wiki/Roger_Hui 00:00:00 Eric Iverson: https://apl.wiki/Eric_Iverson 00:00:00 Eric Iverson's announcement: https://www.jsoftware.com/pipermail/programming/2021-October/059091.html 00:00:00 J: https://apl.wiki/J 00:00:00 Ken: https://apl.wiki/Ken_Iverson 00:02:24 Dyalog '21: https://www.dyalog.com/user-meetings/dyalog21.htm 00:02:24 Memorial service: https://youtube.com/watch?v=_8FG81Ze1aM 00:02:51 Morten Kromberg: https://ap...

Oct 30, 2021•1 hr 9 min•Season 1Ep. 13

Gitte Christensen of Dyalog Ltd.

Array Cast - October 16, 2021 Show Notes 0:02:00 Dyalog 21 November 8-9 0:02:30 APL Campfire 0:03:23 APL Logo Design 0:36:55 Dyalog Forums 0:38:23 APL Wiki 0:40:00 Dyalog Search Resource Map 1:00:45 APL Orchard 1:08:00 Joel Hough 2011 Contest Winner 1:11:18 Asher Mancinelli’s YouTube channel...

Oct 16, 2021•1 hr 15 min•Season 1Ep. 12

Why Tacit?

Array Cast - October 18, 2021 Show Notes 0:01:34 Dyalog 21 November 8-9 0:03:25 Henry Rich talks Tacit on Array Cast 0:03:40 Conjunctions and Adverbs in J 0:05:24 Henry Rich’s email announcing Tacit Modifiers 0:09:00 Tacit definition 0:09:20 Tacit version of Average in J 0:10:40 Inverses in J 0:11:42 Obverse conjunction in J 0:14:10 Category Theory 0:16:15 Guy Steele “Growing a Language” APL mention p. 6 0:50:40 Stephen Taylor’s blog post on Tacit Programs 1:02:00 Travis Oliphant interviewed by ...

Oct 02, 2021•1 hr 5 min•Season 1Ep. 11

Eric Iverson

Array Cast - September 18, 2021 Show Notes 0:01:50 The Ridiculously Early J Morning Show (youtube) The Ridiculously Early J Morning Show (twitch) 0:02:54 Eric_Iverson 0:03:10 Ken_Iverson 0:05:18 A_Programming_Language 0:07:28 Elementary_Functions_An_Algorithmic_Treatment 0:09:14 IBM_System/360 0:09:59 I.P._Sharp_Associates 0:10:13 APL\1130 0:11:39 Ian_Sharp 0:12:14 Larry_Breed 0:12:36 Time-sharing 0:13:01 SHARP_APL 0:13:11 Siemens_System_4004 (in German) 0:15:54 Thomas_J._Watson_Research_Center ...

Sep 18, 2021•1 hr 22 min•Season 1Ep. 10

Tacit Programming

Array Cast - September 4, 2021 Show Notes 0:00:16 Larry Breed Obituary Larry Breed Memorial on Zoom - Sept. 12, 1:00pm PDT 0:02:05 The Ridiculously Early J Morning Show (twitch) The Ridiculously Early J Morning Show (youtube) 0:03:38 Tacit Programming 0:09:06 16 APL Amuse Bouches (Roger Hui) 0:10:03 Original ‘Swap’ Character 0:19:49 The Power of Composition (Scott Wlaschin) 0:20:55 Leetcode 1678 in APL (Rodrigo Girão Serrão) 0:23:26 J parser (J for C Programmers) 0:31:00 +/ 0:35:07 One Problem -...

Sep 04, 2021•1 hr 18 min•Season 1Ep. 9

Attila Vrabecz and the k group of programming languages.

0:01:45 Time Complexity of Algorithms 0:01:50 APL Orchard 0:03:40 Array Programming Languages (Wikipedia) 0:06:08 Project Euler 0:14:30 Conor’s Tweet of the Kaldane Algorithm 0:14:53 BQN programming language: 0:18:16 Fold Conjunction in J 0:19:47 ADSP #25 Podcast 0:30:46 Downloads for k 0:30:46 Shakti Homepage 0:53:21 Jd database 0:59:23 APL Campfire 1:00:05 Download for q 1:00:05 Starting out in q...

Aug 21, 2021•1 hr 2 min•Season 1Ep. 8

Marshall Lochbaum and the BQN array language.

0:01:28 Stack Overflow Developer Survey: https://stackoverflow.blog/2021/08/02/2021-stack-overflow-developer-survey-results/ 0:01:45 Most loved/dreaded programming languages: https://insights.stackoverflow.com/survey/2021#section-most-loved-dreaded-and-wanted-programming-scripting-and-markup-languages 0:01:47 Top-paying programming languages https://insights.stackoverflow.com/survey/2021#section-top-paying-technologies-top-paying-technologies 0:02:45 Array language companies: https://github.com/...

Aug 07, 2021•1 hr 26 min•Season 1Ep. 7

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