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bear8642

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bear8642
·19 hari yang lalu·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 hari yang lalu·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 hari yang lalu·discuss
Thanks for sharing that!
bear8642
·2 bulan yang lalu·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 bulan yang lalu·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 bulan yang lalu·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 bulan yang lalu·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 bulan yang lalu·discuss
> daily drivers (ppc64le, Apple silicon)

How come you're running ppc64le as a daily driver?
bear8642
·3 bulan yang lalu·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 bulan yang lalu·discuss
oh, thanks! I didn't know that Prolog was still used commercially.
bear8642
·4 bulan yang lalu·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 bulan yang lalu·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 bulan yang lalu·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 bulan yang lalu·discuss
Cool story - thanks for sharing it!
bear8642
·8 bulan yang lalu·discuss
This is exceedingly nasty. Well Done!
bear8642
·8 bulan yang lalu·discuss
more the names then the functions themselves
bear8642
·8 bulan yang lalu·discuss
They sort of did with the Cell https://en.wikipedia.org/wiki/Cell_(processor)
bear8642
·9 bulan yang lalu·discuss
huh, can you not use the Xkb APL symbols file?

I thought that compose definitions as well as the shifted layout…
bear8642
·9 bulan yang lalu·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 bulan yang lalu·discuss
> Vs=: 4r3p1"_ * ] ^ 3:

What's the "_ for?