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In Praise of APL (1977)

www.jsoftware.com Essays & writing Essays & articles Software engineering Candidate
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Resurfaced independently across 5 calendar years, with breakout response in 2 of them.

submissions
6
submitters
5
observed span
2014–2026
peak thread · 59 comments
117 pts
latest 20+ return · 2026-01-22
97 pts

Submission timeline

2007–2026

One slot for every year since HN launched. Height is that year's peak points; orange marks a 100+ point or 50+ comment breakout. Select a bar to open its strongest thread.

First comments on top threads

HN comment order

> I am firmly convinced that APL and LISP are related to each other along an important axis of language design and that acquiring simultaneous expertise in both languages is possible and desirable for the beginning student. Were they unified, the set of tasks that succumb to terse, flexible and expressive descriptions will enlarge enormously without overly increasing the intellectual burden on the student over his initial 16 week contact period. In the context of setting the objectives for education…

tumba·117-point thread·

One of my list of dream projects that I might never have time to do, and so feel free to "steal" the idea, would be a eink notepad in where you could code in APL or similar. APL was born as a mathematical notation, pertaining to the blackboard, so it makes sense to write it using a writing implement. Its terseness would make it ideal for the handwriting world, it's REPL implementation would give quick feedback loops, you could move…

I posted this link [1] a few days ago on another thread. It is very relevant here. Yes, APL was an amazing language. It was also way ahead of it's time. The technology wasn't quite ready for it back then. One can only wonder what might have happened had it been introduced thirty years later. The language simply didn't have an opportunity to evolve and mutate into something that could be pretty amazing by today's standards. If you've never used…

The first top-level comment from each of the four biggest threads, in HN’s own order. Excerpts are shortened; open a comment for full context.

Breakout years
2

100+ points or 50+ comments

Total points
239

reference only — not used in Hall rules or ranking

Total comments
119

reference only — not used in Hall rules or ranking

Every submission

DateTitle as submittedByPointsComments
2014-11-07In Praise of APL: A Language for Lyrical Programming (1977)srpeck183
2018-12-15In Praise of APL: A Language for Lyrical Programming (1977)First breakout · Best threadbladecatcher11757
2020-09-05In Praise of APL: A Language for Lyrical Programming (1977)nouveaux20
2022-10-15In Praise of APL: A Language for Lyrical Programming (1977)memorable20
2022-10-24In Praise of APL: A Language for Lyrical Programmingmemorable30
2026-01-22In Praise of APL (1977)Latest 20+ point returntosh9759