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A podcast about the array programming languages. Discussing APL, J, K, Q, BQN, and other array languages.

Host: Conor Hoekstra is the host of ArrayCast, ADSP, and Tacit Talk (all podcasts) and runs the code_report YouTube channel.

Panelists:
Adám Brudzewsky is head of language design at Dyalog Ltd and a long-time APL enthusiast.

Past Panelists

Full Time:

Bob Therriault (Episodes 1–118) – J enthusiast, podcast editor and producer.

Stephen Taylor (Episodes 1–118) – APL and q enthusiast, former I.P. Sharp Associates developer.

Marshall Lochbaum (Episodes 32–118) – Creator of BQN, former Dyalog employee.

Recurring:

Richard Park (~30 episodes) – APL trainer and media producer at Dyalog Ltd.

Nick Psaris (~5 episodes) – Q expert at Kx Systems, author of Q Tips.

The Array Cast explores the world of array programming languages including APL, J, K, Q, BQN, Uiua, and more.

Send feedback to contact@arraycast.com.

To suggest a correction, open an issue or PR on GitHub.

29 April 2023

Episode 52: Fold and Scan

Notes

We take a deep look at the Scan and Fold operators in k, q, BQN and other array languages.

Host: Conor Hoekstra

Panel: Marshall Lochbaum, Richard Park, Stephen Taylor and Bob Therriault

Original episode on ArrayCast

Show Notes

Array Cast - April 28, 2023

Thanks to Bob Therriault, Marshall Lochbaum and Adám Brudzewsky for gathering these links:

[01] 00:01:35

[02] 00:02:53

[03] 00:06:31

[04] 00:07:49

[05] 00:11:20

[06] 00:15:07

[07] 00:22:10

[08] 00:28:02

[09] 00:36:49

[10] 00:46:09

[11] 00:47:53

[12] 00:50:02

[13] 00:53:05

[14] 01:07:33

[15] 01:14:25

[16] 01:17:00

[17] 01:17:30

[18] 01:19:00

tags: array-programming, array-languages, conor-hoekstra, j, bqn, apl, k-language, q-programming, scan, fold