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The opinions expressed by participants on the ArrayCast are their own and are not necessarily shared by their employers or organizations with which they are affiliated.

bob therriault 6/6/25 bob therriault 6/6/25

Single Assignment C

Sven-Bodo Scholz explains the motivation for the SAC (Single Assignment C) Compiler and other aspects of High Performance Computing

Host: Conor Hoekstra

Guest: Sven-Bodo Scholz

Panel: Marshall Lochbaum, Stephen Taylor and Bob Therriault.

bob therriault 5/23/25 bob therriault 5/23/25

Making Interpreters Faster

Our guests are Henry Rich and Geoff Streeter in this deep discussion of how interpreters for array languages are optimized.

Host: Conor Hoekstra

Guests: Henry Rich and Geoff Streeter

Panel: Marshall Lochbaum, Adám Brudzewsky, Stephen Taylor and Bob Therriault.

bob therriault 12/20/24 bob therriault 12/20/24

Advent of Code?

Not many spoilers, but a few hints and lots of discussion around Advent of Code.

Host: Conor Hoekstra

Guests: John Earnest and Kai Schmidt

Panel: Stephen Taylor, Rich Park, Bob Therriault and Marshall Lochbaum.

bob therriault 7/19/24 bob therriault 7/19/24

Tacit #6

Henry Rich joins us to take yet another run at the advantages and disadvantages of tacit programming.

Host: Conor Hoekstra

Panel: Henry Rich, Marshall Lochbaum, Bob Therriault, and Adám Brudzewsky.

bob therriault 9/15/23 bob therriault 9/15/23

What is Singeli?

Marshall Lochbaum tells us all about Singeli, a fast intermediate representation language that can support the array languages in an array friendly way.

Host: Conor Hoekstra

Panel: Marshall Lochbaum, Adám Brudzewsky, Stephen Taylor and Bob Therriault.

bob therriault 9/1/23 bob therriault 9/1/23

Lynn Sutherland and the Story of Nial

Lynn Sutherland, who worked on the array language Nial during its initial development in the 1980's, is the guest on this episode of ArrayCast.

Host: Conor Hoekstra

Panel: Marshall Lochbaum, Adám Brudzewsky, Stephen Taylor and Bob Therriault.

bob therriault 8/18/23 bob therriault 8/18/23

Rob Pike - Array Languages are Important

Rob Pike, co-creator of the Go language and UTF-8, tells us why every programmer should know about the array languages.

Host: Conor Hoekstra

Panel: Marshall Lochbaum, Adám Brudzewsky, Stephen Taylor and Bob Therriault.

bob therriault 8/4/23 bob therriault 8/4/23

Raul Miller - Precision

Raul Miller joins the ArrayCast to discuss precision in the world of computing.

Host: Conor Hoekstra

Guest: Raul Miller

Panel: Adám Brudzewsky, Marshall Lochbaum, Stephen Taylor and Bob Therriault.

bob therriault 6/23/23 bob therriault 6/23/23

Why We Like Array Programming (Again)

An encore performance of our first episode which is a really good episode to use to help your friends understand why you like Array Programming

Host: Conor Hoekstra

Panel: Stephen Taylor, Adám Brudzewsky and Bob Therriault.

bob therriault 5/12/23 bob therriault 5/12/23

What is the Problem?

On this episode of ArrayCast k programmer John Earnest joins us as a panellist to look at problem solving with the array languages. Conor provides the problem.

Host: Conor Hoekstra

Panel: John Earnest, Marshall Lochbaum, Richard Park and Bob Therriault.

bob therriault 4/28/23 bob therriault 4/28/23

Fold and Scan

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.

bob therriault 4/14/23 bob therriault 4/14/23

Naming is Hard

A follow up email from Henry Rich gets us started and we find there is a place for everyone in the world of computer languages.

Host: Conor Hoekstra

Panel: Marshall Lochbaum, Adám Brudzewsky, Stephen Taylor and Bob Therriault.

bob therriault 3/31/23 bob therriault 3/31/23

Fold and Other Functional Conjunctions

Henry Rich returns to talk about Fold and other conjunctions that facilitate functional programming.

Host: Conor Hoekstra

Panel: Stephen Taylor, Marshall Lochbaum, Adám Brudzewsky, and Bob Therriault.

bob therriault 3/17/23 bob therriault 3/17/23

What Affects Array Language Performance?

What things affect the performance of the array languages and is performance really that important for most users.

Host: Conor Hoekstra

Panel: Marshall Lochbaum, Richard Park, and Bob Therriault.

bob therriault 1/6/23 bob therriault 1/6/23

Choosing an Array Language / The Games We Play

Today we talk about recreational programming and advice about how to decide on which array language to learn.

Host: Conor Hoekstra

Panel: Marshall Lochbaum, Adám Brudzewsky, Stephen Taylor and Bob Therriault.

bob therriault 12/23/22 bob therriault 12/23/22

John Earnest and Multimedia

John Earnest returns to talk about his work extending the array languages into other domains and his new project, Decker.

Host: Conor Hoekstra

Guest: John Earnest

Panel: Marshall Lochbaum, Adám Brudzewsky, Stephen Taylor and Bob Therriault.

bob therriault 12/25/21 bob therriault 12/25/21

Tacit #4 - the dyadic hook

In our seventeenth episode, we returned to our discussion of tacit programming and tackled the description of the dyadic hook and found that J is not the only language that has this language construct.

Host: Conor Hoekstra Panel: Stephen Taylor, Adám Brudzewsky and Bob Therriault.

bob therriault 12/10/21 bob therriault 12/10/21

Brooke Allen - a life of adventure

In our sixteenth episode, we spoke with Brooke Allen, a very successful APL programmer and Wall Street entrepreneur, about his views on what it takes to make a successful life using the tools the array languages provide.

Host: Conor Hoekstra Panel: Stephen Taylor, Richard Park and Bob Therriault.

bob therriault 11/27/21 bob therriault 11/27/21

Tacit #3 (and other topics)

In our fifteenth episode, we start off with a programming challenge and then revisit test driven development in the array languages and finally, if you can stay with it, we look at some of our favourite tacit expressions.

Host: Conor Hoekstra Panel: Adám Brudzewsky, Stephen Taylor and Bob Therriault.

bob therriault 11/13/21 bob therriault 11/13/21

Dyalog ‘21 Live

In our fourteenth episode, we recorded live from Dyalog ‘21, the online Dyalog User Meeting. Guests include Ron Murray, Brian Becker, Morten Kromberg, Stephen Mansour and Victor Ogunlokun.

Host: Conor Hoekstra Panel: Rodrigo Girão Serrão, Adám Brudzewsky, Richard Park and Bob Therriault.