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bear8642

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bear8642
·19 dni temu·discuss
> In the middle 70s it was COBOL, when COBOL'74 came out it became king of in-house programming for IBM

I thought IBM were still focused on APL in the 70s…
bear8642
·21 dni temu·discuss
> "[Phoenix] repackages off-the-shelf semiconductors into devices that are virtually identical to the phased-out chips."

I'm slightly surprised that _virtually_ identical chips are allowed. I expected truly identical chips to be required…
bear8642
·25 dni temu·discuss
Thanks for sharing that!
bear8642
·2 miesiące temu·discuss
> AI is not delivering 10x shareholder value, anywhere.

A bit facetious, but I'd expect Nvidia and the like providing the "AI equipment" to have a 10× share value at least…
bear8642
·2 miesiące temu·discuss
How so?

I'm struggling to see how Roger's manipulation of the expressions without executing each line validates Dijkstra's point...
bear8642
·3 miesiące temu·discuss
For a smaller example, try the J Incunabulum[0] various explanations are available [1][2]

It's been discussed here before too.

[0] https://code.jsoftware.com/wiki/Essays/Incunabulum [1] https://blog.wilsonb.com/posts/2025-06-06-readable-code-is-u... [2] https://tony-zorman.com/posts/j-incunabulum.html
bear8642
·3 miesiące temu·discuss
> I'd argue a 50% hit to performance [...] is ... quite the regression

Indeed! Especially if said regression happens to impact anything trade/market related...
bear8642
·3 miesiące temu·discuss
> daily drivers (ppc64le, Apple silicon)

How come you're running ppc64le as a daily driver?
bear8642
·3 miesiące temu·discuss
> the only relevant big-endian architecture is s390x

The adjacent POWER architecture is also still relevant - but as you say, they too can afford a support contract.
bear8642
·4 miesiące temu·discuss
oh, thanks! I didn't know that Prolog was still used commercially.
bear8642
·4 miesiące temu·discuss
Likely because whilst it didn't work out commercially, the ideas smalltalk, prolog and other more esoteric languages (forth, apl) focus on are themselves very interesting.
bear8642
·5 miesięcy temu·discuss
> Humans trust. Their systems should too.

And indeed as Thompson showed, you've got to trust at some point...

https://www.cl.cam.ac.uk/teaching/2223/R209/Reflections-Trus...
bear8642
·6 miesięcy temu·discuss
> Good science fiction where the aliens are very alien are hard to come by

I feel this is one of the reasons I liked Fire upon the Deep with the group mind based Tines
bear8642
·7 miesięcy temu·discuss
Cool story - thanks for sharing it!
bear8642
·8 miesięcy temu·discuss
This is exceedingly nasty. Well Done!
bear8642
·8 miesięcy temu·discuss
more the names then the functions themselves
bear8642
·8 miesięcy temu·discuss
They sort of did with the Cell https://en.wikipedia.org/wiki/Cell_(processor)
bear8642
·9 miesięcy temu·discuss
huh, can you not use the Xkb APL symbols file?

I thought that compose definitions as well as the shifted layout…
bear8642
·9 miesięcy temu·discuss
Right, thank you!

I recognised the " as rank but got confused by the _ reading https://code.jsoftware.com/wiki/Vocabulary/under, it seemed to be 'rank negative' and didn't see what that did.

> second nature once you internalize J, but so so foreign until you do.

Indeed!
bear8642
·9 miesięcy temu·discuss
> Vs=: 4r3p1"_ * ] ^ 3:

What's the "_ for?