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The Dyalog Blog

280 blog posts in 36 categories covering APL insights, company news and events, innovative projects, and more.

Hashing It Out: Lookup Performance in Dyalog APL

Sometimes it seems that I have the attention span of a cocker spaniel puppy. I start to look at one thing, and then something pops up to distract me and I... Read

By

Brian Becker

Employee Spotlight: Martin

When Martin joined Dyalog last year, he confessed to a secret identity beneath the surface. Since arriving, Martin has taken on the behind-the-scenes work that... Read

By

Mike Mingard

Working with LLMs and Dyalog

Notes about this blog post: Working with an AI coding “agent” can make us more productive by automating boiler plating, helping with testing, and... Read

By

Stefan Kruger

Making the IDE My Own – Part 2 (Windows)

Content Here. Read

By

Adám Brudzewsky

A New Stack for the APL Challenge

In February 2026, the APL Challenge quietly launched its next round on a rewritten stack. The previous infrastructure was retired and replaced by... Read

By

Adám Brudzewsky

Making the IDE My Own – Part 1

Sometimes I want additional functionality in the IDE. Over the years I have collected a small collection of “tweaks”. I have a single tidy folder of small... Read

By

Adám Brudzewsky

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Dyalog APL is an array-oriented programming language that lets you express complex ideas in remarkably little code. We build it, support it, and have done for over 40 years.

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Technical advice and assistance on all aspects of Dyalog usage is available by e-mail (support@dyalog.com) and/or telephone (+44 1256 830030 – limited to U.K. office hours). Limited advice on design and coding is available, but is not intended to replace the use of the printed and on-line documentation. Except when reporting an issue with the software, users are encouraged to seek advice from the user community via the Dyalog Forum (reading the content of the forums does not require membership).