Re: [Jchat] what do the arrows mean in viewmat?

O arrows were shown. >> You'll (Ian) know whether a pdf is used in the process! >> This was in Jios on my iPad. >> >> Mike >> >> On 06/03/2023 08:28, Ian Clark wrote: >> > Did I understand you right -- you tried outputting a PDF in JQt, and the >

Re: [Jchat] what do the arrows mean in viewmat?

on my iPad. > > Mike > > On 06/03/2023 08:28, Ian Clark wrote: > > Did I understand you right -- you tried outputting a PDF in JQt, and the > > PDF contained arrows? > > > > On Sat, 4 Mar 2023 at 23:14, 'Mike Day' via Chat > wrote: > > >

Re: [Jchat] what do the arrows mean in viewmat?

ws on the laptop, where they > did appear, pointing in what appeared to be the correct direction. > > Mike > > Sent from my iPad > > > On 4 Mar 2023, at 22:25, Ian Clark wrote: > > > > Jan-Pieter wrote: > >> Jios 903.1 gives the same result (i.e. colours,

Re: [Jchat] what do the arrows mean in viewmat?

Jan-Pieter wrote: > Jios 903.1 gives the same result (i.e. colours, but not arrows). When I get time I'll look into this. But for now I'll just say that jios uses plot/pd to generate a *pdf* of the viewmat pic, which is what it displays. Generation of the pdf might possibly be corrupt or incomplet

Re: [Jchat] J on IOS

Thanks Raul. Perl isn't my oyster, so I didn't know that. On Mon, 9 May 2022 at 18:51, Raul Miller wrote: > On Mon, May 9, 2022 at 1:11 PM Ian Clark wrote: > > Sorry for so many ways to achieve a given end-result. Python used to > flaunt > > the motto: "There&

Re: [Jchat] [video] dealing cards in J

on this issue until you started dropping hints here. > > But... that's what the A. monad already does: > >A. 3 6 1 9 2 0 4 5 8 7 > 1299721 > > So I guess I am still feeling a bit lost. > > Any more hints you can throw out might jog my brain into gear... > >

Re: [Jchat] [video] dealing cards in J

; 2 1 3 0 > 2 1 0 3 > 2 0 3 1 > 2 0 1 3 > 1 3 2 0 > 1 3 0 2 > 1 2 3 0 > 1 2 0 3 > 1 0 3 2 > 1 0 2 3 > 0 3 2 1 > 0 3 1 2 > 0 2 3 1 > 0 2 1 3 > 0 1 3 2 > 0 1 2 3 > > Thanks, > > -- > Raul > > On Sun, Mar 20, 2022 at 7:34 AM Ian Clark

Re: [Jchat] [video] dealing cards in J

Raul wrote: > someone with a stronger background in permutations might be able to describe some useful techniques. Ascending Radix numerals (aka the Factorial Number System) offer a natural way of putting permutations in 1-1 correspondence with the positive integers. These articles explain how:

[Jchat] Youtube video on the Apple M1 chip

How Apple Just Changed the Entire Industry (M1 Chip) https://www.youtube.com/watch?v=OuF9weSkS68 Good for some fascinating history, provocative figures and curious background facts. Not Apple promo, but by a non-Apple admirer. Or should that be: an Apple non-admirer. (Nice chip, shame about th

Re: [Jchat] [Jprogramming] Report on the J wiki meeting of January 27, 2022

Scott wrote > exist in K (everything is a rank 1 list, hooked together by dictionaries). This is starting to make a lot more sense to me. It throws me back to a past-life as a RDB (relational data base) theorist of the Codd/Date school, circa 1973. Which was before Square/Sequel/SQL came along. I

Re: [Jchat] [Jprogramming] Modifier train tutorial (was: "fix" new trains)

*(moved from: Programming Forum)* Henry wrote: > they demonstrate that you can have a grammar without syntax: that V V V can mean something. Hits the nail on the head! But let me establish which nail… There's a joke that runs like so: Q: What's the best thing about APL? A; The character set. Q:

Re: [Jchat] Advent of Code

> So comment here if you would prefer I not do this or if you have suggestions to consider or whatever else. Hitherto I've tended to ignore Advent Of Code posts. … Raul has just made the case for my paying more attention. …And I was just thinking how sad that *Phr* ( https://www.jsoftware.com/he

Re: [Jchat] Prohibited technologies

Raul's spreadsheet has a link to its parent report: https://www.vita.virginia.gov/media/vitavirginiagov/it-governance/ea/pdf/Legacy-IT-Solutions-Topic-Report.pdf (2019) …which states: *Agencies are not allowed to use Prohibited technologies without an approved EA Exception. These technologies are

Re: [Jchat] [Jprogramming] j901 (actually 903-beta-k) available from app store for iPhone/iPad

anks, > > -- > Raul > > On Tue, Oct 19, 2021 at 12:15 PM Ian Clark wrote: > > > > Interesting point, Raul. > > > > Without wanting to be rebarbative, can I take issue with that? > > > > I don't think Python has succeeded because its promote

Re: [Jchat] [Jprogramming] j901 (actually 903-beta-k) available from app store for iPhone/iPad

gt; included a lack in our senses of humor or our showmanship. Plausibly, > both. > > Take care, > > -- > Raul > > On Tue, Oct 19, 2021 at 5:54 AM Ian Clark wrote: > > > > Thank you everyone. I'm touched. > > > > But let's be clear about what

Re: [Jchat] [Jprogramming] Roger Hui - 1953 - 2021

I never had the privilege of meeting Roger Hui. But for over 20 years he has existed for me as a towering presence in the world of computer science. For me he will never die. Ian Clark On Sun, 17 Oct 2021 at 19:45, 'robert therriault' via Chat < c...@jsoftware.com> wrote: >

Re: [Jchat] Should I learn APL or J?

ication, APL may be a better choice. > > On Wed, Oct 6, 2021 at 9:17 AM Ian Clark wrote: > > > > For what it's worth, there are people who find coal mining > entertaining. > > > > Perhaps I was too quick to disparage the occupation. I hope it will > > co

Re: [Jchat] Should I learn APL or J?

raft comes to mind here, but there's plenty of > others -- often with better graphics)). > > Food for thought? > > -- > Raul > > On Wed, Oct 6, 2021 at 6:08 AM Ian Clark wrote: > > > > joseph turco writes: > > > I would like to learn an array lan

Re: [Jchat] Should I learn APL or J?

joseph turco writes: > I would like to learn an array language purely as an academic exercise (you can say, 'for fun') Lucky you. That's like learning coal mining for fun. "Fun" is an affective quality, not a cognitive one. It follows that rational argument is irrelevant. Try both on equal terms

Re: [Jchat] J and Sound (was Re: [Jprogramming] noisy J)

ays > that our tools support. > > (5) It's never just one thing. > > Take care, > > -- > Raul > > On Tue, Apr 27, 2021 at 3:42 AM Raul Miller wrote: > > > > PlaySound uses the wav audio format. > > > > FYI, > > > > -- > > R

Re: [Jchat] ibm goes down

2021 at 18:17, Ian Clark wrote: > Ah… PL/I. Spelt with a /I, not with a 1. The salesmen were most insistent > about that. > But no – I wouldn't exactly call it "unsuccessful" … > > Salesmen-driven designs invariably succeed at what they're designed to do: >

Re: [Jchat] ibm goes down

a bit strange that they are > still in business. > > Rodney. > > > > > On Apr 13, 2021, at 8:56 AM, Ian Clark wrote: > > > >  > >> > >> They misunderstood the PC. They thought it was just a toy and ignored > it. > > > > Not as I

Re: [Jchat] ibm goes down

> They misunderstood the PC. They thought it was just a toy and ignored it. Not as I recall. Mainframe division understood it all too well. They fought like hell in the early 80s to stop it happening. And to stop microcomputers (the PC wasn't the first, or – as Bill Gates pointed out – the best) d

Re: [Jchat] Circulatory system graphic

free. *Using Javascript with SVG* https://www.petercollingridge.co.uk/tutorials/svg/interactive/javascript/ https://github.com/petercollingridge/code-for-blog On Sat, 20 Feb 2021 at 14:12, Ian Clark wrote: > Thanks, Bob. > > The paywall puts me off scribd, but it's good to know wher

Re: [Jchat] Circulatory system graphic

, but is serviceable as a reference. > > Cheers, bob > > > On Feb 19, 2021, at 09:06, Ian Clark wrote: > > > > I took a brief look at it yesterday, Bob, when Bill had drawn my > attention > > to the svgview widget. Whereas Jig uses a webview, if I recall. > >

Re: [Jchat] Circulatory system graphic

quandered by manual writers who are being paid by the line and basically couldn't teach a duck to float. …Sorry for my impatience. it's not aimed at you or the forum. People are being very helpful and I've learned a lot to-date from chance words. On Fri, 19 Feb 2021 at 21:21, Rau

Re: [Jchat] Circulatory system graphic

on GitHub > > or not > > > > Have to see > > if there is an extractable component > > i used E, N and planar view files > > The main dynamics were sectional > > and a plumbing flow > > > > ~greg > > https//picsrp.github.io > > > > --

Re: [Jchat] Circulatory system graphic

> or not > > Have to see > if there is an extractable component > i used E, N and planar view files > The main dynamics were sectional > and a plumbing flow > > ~greg > https//picsrp.github.io > > -- > > from: Ian Clark > to: Chat forum > date: Feb 19, 20

Re: [Jchat] Circulatory system graphic

t I'm looking for but I'll sure recognize it when I see it. Ian On Fri, 19 Feb 2021 at 04:28, greg heil wrote: > Ian > > >One can certainly tie SVG components to transitions in CSS and DOM events > like mouseovers and double clicks. Is that what you mean? > > ~greg

Re: [Jchat] Circulatory system graphic

Thanks for that example, Brian. I'm impressed with how readable the code is. Suggests to me the artist writes her svg by hand, and doesn't use a svg generator like Inkscape (…or debug/jig). A professional illustrator (like my daughter) would think of using a gif for this sort of thing. Only a prog

Re: [Jchat] Co-operative Working methods on NuVoc need improvement

> > On Wed, Sep 2, 2020 at 8:51 AM Ian Clark wrote: > > > > It's over 20 years since I was a novice use. But last Sunday (31 Aug) I > > came as close to it as I'll ever get again. > > > > I needed to understand someone else's code for an app I'

[Jchat] Co-operative Working methods on NuVoc need improvement

nobody looking for a NuVoc style guide would think of reading it. And it's not fit-for-purpose. It needs to be snappier, omitting reasons and simply stating the rules we used. Meanwhile I'll restore my edits. And invite my redactor to engage with me on the Discussion page of Map ({::).

Re: [Jchat] aplcart.info

e J's dot as a word forming (or token forming) > > character, except it appears on the left side of the token instead of > > on the right side?? > > > > -- > > Raul > > > > On Mon, Jun 29, 2020 at 7:13 AM Ian Clark wrote: > > > > > &g

[Jchat] aplcart.info

A sort of NuVoc for APL that executes user-modified code. It's a polished piece of work. I'm impressed. Below is a copy/paste from a formatted email I've received from British APL Association. NB: "16:00 BST is 11:00 USA:Eastern Time" Ian Clark –– "

Re: [Jchat] Hard links to find

Sorry I said Top Right -- I meant Top Left. Look for the word "NuVoc" in bold at the top of the page. Then look at the line below. "Learn *how to understand this page*" -- is next to it. I've removed the sub-heading: "J Primitives". It's distracting and se

Re: [Jchat] Hard links to find

Us oldies deserve a break — and there was a tempting empty cell at the top right of the NuVoc page. So I thought I'd insert the requested links here too… *Heritage* Usr Pri JfC

Re: [Jchat] Mathematica on Raspberry Pi

…oh, and if you search the site: https://www.wolfram.com/ <https://www.wolfram.com/mathematica/trial/> on the search term "Raspberry Pi" you'll see some very interesting titles. On Thu, 9 Apr 2020 at 22:16, Ian Clark wrote: > I last used Mathematica 7 years ago and I for

Re: [Jchat] Mathematica on Raspberry Pi

I last used Mathematica 7 years ago and I forget a lot of the details. But the original Mathematica always was proudly and consistently cross-platform. Nowadays it's diversified into a number of products which are priced separately, and controlled with a system of license numbers and activation cod

Re: [Jchat] [Jsource] building jsource in Xcode for iOS platform

purdah. 2. The USA/UK approach. Heavy bureaucracy that's mainly for show. All fur coat and no knickers. 3. The Chinese approach. Iron hand in velvet glove. Needs bold PR. Apple, I'd say, is trying to stay with approach 3. But 2 and 1 are creeping in, as panic measures. Ian Clark On T

Re: [Jchat] iPads

@ Jim Haven't tried the split screen facility on iPadOS yet. It's on my to-do list. It could be really useful -- if it works. But Apple have only just released it (don't rely on the "00" release of anything -- it's licensed to kill you.) On Wed, 11 Dec 2019 at 22:17, 'Jim Russell' via Chat wrot

Re: [Jchat] TABULA announcement and request

e.mario.quint...@gmail.com> wrote: > > https://en.wikipedia.org/wiki/Flying_Spaghetti_Monster#Pirates_and_global_warming > > https://en.wikipedia.org/wiki/Misleading_graph > > ;) > > > On Sat, Jun 22, 2019 at 3:24 AM Björn Helgason wrote: > > > https://www.youtube.c

Re: [Jchat] TABULA announcement and request

te using just J. Another possibility is to program the plot package itself, which I'm told can draw elaborate free-form pictures in a gl2-sort of way, although I've never seen examples. This has the advantage that it needs no exotic middleware like Flash, in fact no support

Re: [Jchat] TABULA announcement and request

; " > > For some reason that reminded me of the following entry in the *Devil's > Dictionary*: > > *Ocean, n. A body of water occupying about two-thirds of a world made for > man—who has no gills.* > > > > > On Thu, Jun 20, 2019 at 12:41 PM Ian Clark wrote:

Re: [Jchat] TABULA announcement and request

> (…"the science is settled"). Science is only ever "settled" in the sense of "it looks stable for now". My vision of TABULA is as a tool to show students what's possible. Not to chisel out idols to bow down to. And I mean it primarily for students. What I recall of school was enduring impatienc

Re: [Jchat] TABULA announcement and request

What a gorgeous cap! You've absolutely got to believe anything he says, wearing a cap like that. On Sat, 15 Jun 2019 at 12:13, Björn Helgason wrote: > https://youtu.be/WNEQo6lk9ko > > On Sat, 15 Jun 2019 07:25 Ian Clark, wrote: > > > Thank you, Donna. There is mat

Re: [Jchat] TABULA announcement and request

will become fit for experiments with image processing, cellular automata and neural nets. Thank you, Raul. On Sat, 15 Jun 2019 at 13:15, Raul Miller wrote: > On Sat, Jun 15, 2019 at 3:25 AM Ian Clark wrote: > > But one of my points of concern was checking primary sources for the >

Re: [Jchat] TABULA announcement and request

lso the foundation of US climate policies, including > the Clean Power Plan < > https://www.vox.com/2018/8/21/17763916/epa-clean-power-plan-affordable-clean-energy>. > Revising this number down has been a key part of the Trump administration’s > strategy to roll back environmental

Re: [Jchat] TABULA announcement and request

Sorry, Donna & Greg, off-topic. I didn't want to start a disputation about climate science per-se. If I didn't make that clear, I'm really sorry. This thread's for mathematical modelling with sufficiently transparent and trusty software; TABULA in particular; plus suggestions for how to provide as

Re: [Jchat] TABULA announcement and request

I haven't the means to replicate the bug on a smaller scale. Ian Clark On Sun, 9 Jun 2019 at 16:40, 'robert therriault' via Chat < c...@jsoftware.com> wrote: > Hi Ian, > > I concur with Mike. Your fix for uu version 2.1.24 allows TABULA to run in > the beta g vers

Re: [Jchat] TABULA announcement and request

tered these, so some of these may be missing too. If all of these are present, and intact, but eval is still undefined, then maybe it isn't a bug in j901, but something it does differently that exposes a bug of my own. Ian Clark On Sat, 8 Jun 2019 at 07:19, 'robert therriault' via C

Re: [Jchat] TABULA announcement and request

erhaps TABULA ought to carry a health warning: Nothing mission-critical, please. Ian Clark On Fri, 7 Jun 2019 at 22:43, Devon McCormick wrote: > Ian - I think your approach of addressing a fraught issue is good for > generating interest but focusing on basic technical aspects for the purpose >

Re: [Jchat] TABULA announcement and request

't want to extract *all* the CO2 from the atmosphere. Also that "pre-industrial levels" may prove to be rather too cool for comfort. I'll settle for the 1960's. It was nice back then in England. Though we did get 8ft snowdrifts. Haven't seen more than a smear of snow around h

Re: [Jchat] TABULA announcement and request

─┤ > │TPUF│/users/bobtherriault/j901/addons/math/uu│ > ├┼┤ > │TPUM│/users/bobtherriault/j901/addons/math/uu│ > ├┼────────┤ > │TPUT│/users/bobtherriault/j901/addons/mat

Re: [Jchat] TABULA announcement and request

A does display the formula for each computed line: but only if you click on the line. I'm going to reintroduce a graphical display of the t-table, and I'm playing with a gl2 prototype. There is scope for coloring the arrows, or decorating them with little symbols: ⨁ ⨂ etc… to represent th

Re: [Jchat] TABULA announcement and request

Please use pacman to upgrade math/uu to 2.1.23 On Fri, 7 Jun 2019 at 21:01, Ian Clark wrote: > Apologies: Version 2.1.21 of math/uu failed its pre-release checks. > (Or would have done if I'd run them.) > > Please use pacman to upgrade math/uu to 2.1.22 > math/cal and ma

Re: [Jchat] TABULA announcement and request

───┤ │TPUM│/applications/j64-807/addons/math/uu│ ├┼┤ │TPUT│/applications/j64-807/addons/math/tabula│ ├┼┤ │TPUU│/applications/j64-807/addons/math/uu│ └┴─────────

Re: [Jchat] TABULA announcement and request

/5.12.3 > Platform: Darwin 64 > Installer: J901 install > InstallPath: /users/rauldmiller/j901 > Contact: www.jsoftware.com > > I hope this helps... > > Thanks, > > -- > Raul > > On Fri, Jun 7, 2019 at 2:27 PM Ian Clark wrote: > > > > @Raul Miller

Re: [Jchat] TABULA announcement and request

plication of the J resources. > > Cheers, bob > > > On Jun 7, 2019, at 11:14 AM, Ian Clark wrote: > > > >> I'm going to put myself in the "not enough interest to try to figure > this > > out" category, for now. > > > > Whoa, folks.

Re: [Jchat] TABULA announcement and request

al/2019-03-18T16:08:19 Library: 8.07.26 Qt IDE: 1.7.9/5.9.6 Platform: Darwin 64 Installer: J807 install InstallPath: /applications/j64-807 Contact: www.jsoftware.com On Fri, 7 Jun 2019 at 19:22, Raul Miller wrote: > On Fri, Jun 7, 2019 at 2:15 PM Ian Clark wrote: > > ++ are the input fi

Re: [Jchat] TABULA announcement and request

r-perfect assurance of the integrity of the data being fetched. Warning if the webpage has been corrupted or pulled. These, and only these, are the questions I'm interested in here. I just fail to see how I could possibly have made it clearer. On Fri, 7 Jun 2019 at 18:43, Raul Miller wrote: &g

Re: [Jchat] TABULA announcement and request

ng the climate. Co2 is only one. > > On Fri, Jun 7, 2019, 10:18 AM Ian Clark wrote: > > > The addons math/tabula and its parent addons math/cal and math/uu have > been > > largely rewritten and are now far stabler than they were. > > > > The main way to get to

[Jchat] TABULA announcement and request

;k' (kilo-) or 'G' (giga-). Would anyone fancy checking my calculations? Ian Clark -- For information about J forums see http://www.jsoftware.com/forums.htm

Re: [Jchat] [Jprogramming] Video explaining Items in J

iful. Just one for each page (or monad/dyad section). And the GIF would sit up *above* the "More Information" line, perhaps as part of the stylized header. Just one grouse about GIFs. I hate it when they go tick-tock tick-tock when the page first appears. After cycling once, they ought to a

Re: [Jchat] converting from 'floating' to 'rational' moved to Chat

rically unstable algorithm using a superaccumulator > as a stabilizer: > > https://www.comp.nus.edu.sg/~wongwf/papers/HiPC-2018.pdf > > -Wm > > On Fri, Mar 29, 2019 at 1:30 PM William Tanksley, Jr > wrote: > > > > Ian Clark wrote: > > > One idea to come

Re: [Jchat] converting from 'floating' to 'rational' moved to Chat

do tasks which have not been clearly foreseen and worried over for at least the preceding year. (I look at what I've written and I say to myself: here's a man who no longer has to work to deadlines!) Ian Clark On Fri, 29 Mar 2019 at 18:07, Raul Miller wrote: > On Fri, Mar 29, 2019 at

Re: [Jchat] Standardized technical English

specific word or > phrase. > > > > Donna Y > dy...@sympatico.ca > > > > On Oct 20, 2018, at 10:40 AM, Ian Clark wrote: > > > > But why reinvent the wheel? I'd be most surprised if the need for such a > > guide or manual hasn't already been t

Re: [Jchat] Standardized technical English

wrote: > > Donna Y > dy...@sympatico.ca > > > > On Oct 19, 2018, at 1:39 PM, Ian Clark wrote: > > > > For Dr XXY, English is a second language. One of many. His first language > > has never been studied, let alone learnt, by an outsider: it is spoken by > &

Re: [Jchat] Standardized technical English

h has > the same binary length as yours) I consult the internet to assist me. > And if I write a paper to be published, I pay for proofreading. > > My 2 cents. > > R.E. Boss > > > -Oorspronkelijk bericht- > Van: Chat Namens Ian Clark > Verzonden: vrijdag 19

Re: [Jchat] Standardized technical English

e I recommend the first. > > > > • Orwell, *Politics and the English Language > > <https://en.wikipedia.org/wiki/Politics_and_the_English_Language>*, > 1946. > > • Falkoff and Iverson, *The Design of APL > > <https://www.jsoftware.com/papers/APLDesign.htm>*,

[Jchat] Standardized technical English

For Dr XXY, English is a second language. One of many. His first language has never been studied, let alone learnt, by an outsider: it is spoken by hardly anyone outside his village, but they've all saved up to send him to Harvard. Dr XXY is on the point of reconciling Quantum Theory with General

Re: [Jchat] superdooper computer

much like J's > arrays, but more a collection of Nx4 matrices. > > Thanks, > > -- > Raul > On Sat, Jun 16, 2018 at 7:29 AM Ian Clark wrote: > > > > Yet more ways of coming up with "42" in time for yesterday. > > > > https://www.livescien

Re: [Jchat] How close is J to APL?

-paired" > >>> and "typewriter-paired", due to the terminal manufacturers' inability > >>> to agree on anything. These were either dot-matrix terminals > >>> or "print wheel"-based ones. I think the latter were made possible by >

Re: [Jchat] How close is J to APL?

At the IBM Scientific Centre in Peterlee we had 3270-series terminals for APL characters from 1975, I'm pretty sure. But I learned my APL around 1973 on an EBCDIC-only 3277. No, I didn't use that absurd curly bracketed notation – the first mainframe APL I used was APLSV, which had separate 256-byte

Re: [Jchat] [Jprogramming] 50 j shades

ons that is enough for progress in this area. > >> > >> On your session-log problem: how about a script to take the session log, > >> find the lines beginning with 3 spaces, treat the rest as results, and > >> either create the assertions automatically or execute

[Jchat] superdooper computer

Yet more ways of coming up with "42" in time for yesterday. https://www.livescience.com/62827-fastest-supercomputer.html If you read the whole article you'll see they could have had a computer with the J primitives as its machine instructions. -

[Jchat] GitHub -- is this good news or bad?

QUOTE: Microsoft used to run a rival service called Codeplex, but shut it down last year saying that Github had become the "de facto place for open source sharing". It makes sense for a big company to buy shares in a service supplier they want to provide financial support for. But buying a control

Re: [Jchat] A Glimpse Of Heaven, by Bernard Legrand

in action with well-known clients, I'd be most grateful. Feel free to edit the Jwiki page yourself. On Sat, May 26, 2018 at 8:34 PM, Ian Clark wrote: > …sorry, the link should have been: http://code.jsoftware. > com/wiki/Articles/J_--_a_Glimpse_of_Heaven > > On Sat, May 26, 201

Re: [Jchat] A Glimpse Of Heaven, by Bernard Legrand

…sorry, the link should have been: http://code.jsoftware.com/wiki/Articles/J_--_a_Glimpse_of_Heaven On Sat, May 26, 2018 at 8:30 PM, Ian Clark wrote: > David has alerted me to a serious bungle of mine in this article, and > especially the subsection: > > http://code.jsoftware.com/w

Re: [Jchat] A Glimpse Of Heaven, by Bernard Legrand

me figures. NB also the disclaimer I've added to the head of this article, in its J version. Ian Clark On Sat, May 26, 2018 at 11:47 AM, David Lambert wrote: > Do you trust me to fix the index origin trouble? The entire indexing > section needs revist. Thank you. I will start reco

Re: [Jchat] A Glimpse Of Heaven, by Bernard Legrand

n Sat, May 26, 2018 at 5:57 AM, robert therriault > wrote: > > > Nicely done Ian, > > > > For me that really is a very good introduction to the language. Now for > > the question that you often ask, "Does it do the same for those who do > not > > a

Re: [Jchat] A Glimpse Of Heaven, by Bernard Legrand

sion page to state what you've done, and why. I.e. comment on stratagems to make the 2 articles better, as is done in Wikipedia. This I feel is better than footnotes or in-line comments hiliting the index origin incompatibilities. Ian Clark On Sat, May 26, 2018 at 11:47 AM, David Lambert wrot

[Jchat] A Glimpse Of Heaven, by Bernard Legrand

"diplodocus generation", facets so mundane for us old-hands that we overlook their crying need for careful explanation. Practically the only aspect that J-ers will baulk at is Bernard's plaintive enthusiasm for APL symbols. But after nearly 60 ye

Re: [Jchat] How close is J to APL?

ing: http://code.jsoftware.com/wiki/Essays/APL_Acknowledgements http://www.jsoftware.com/papers/APLDesign.htm#chronology …plus this hilarious account of how it came to be called APL, after much blood had flowed: http://code.jsoftware.com/wiki/Doc/A_Source_Book_in_APL#A_note_on_the_origins_of_.22APL.

Re: [Jchat] How close is J to APL?

et, vastly extended (…see 1 above). *7. Are J and APL more than niche languages?* Both J and APL flourish in their niches – their many varied niches. NB. Apart from one-size-fits-all kluges like VB, over-promoted by its single vendor (Microsoft), aren't all languages "niche languages&qu

Re: [Jchat] How close is J to APL?

> Sorry if any of these questions are perceived to be offensive, probably they have been asked many times before. > > Sorry also if these questions are deemed silly such as a toddler might ask. "Out of the mouths of babes and sucklings…" [Psalms 8:2] I congratulate Jane in presenting us with the

Re: [Jchat] Convention to stop loading a script

: just a ~user folder plus a ~temp folder. …Anyway, that's my "task analysis". What do other people need? On Wed, May 9, 2018 at 3:09 PM, Raul Miller wrote: > How should this behave in a nested load? And, why? > > Also, have you considered tactics like: > > 3 :’thr

[Jchat] Convention to stop loading a script

script (as I do) 0 :0 NB. a block of notes or Note 'a block of notes' …has the disadvantage of turning off syntax coloring, also resuming interpreting code as soon as it hits an isolated right parenthesis. Ian Clark -

Re: [Jchat] Nuvoc Rank example

; Subject: Re: [Jchat] Nuvoc Rank example > > > > Or perhaps: > > > > <"1 '23456789TJQKA' ,"0"1 0 ucp '♠♡♢♣' > > > > > > Skip Cave > > > > > > > > On Mon, May 7, 2018 at 7:49 AM Ian Clark wrote: > &g

Re: [Jchat] Nuvoc Rank example

I like it. Maybe even more memorable like this: '23456789TJQKA' ,"0"1 0 ucp '♠♡♢♣' It's a wiki. Go ahead. On Mon, May 7, 2018 at 1:35 AM, james faure wrote: > Hello, > > Just a suggestion to add '6789TJQKA' ,"0"1 0 'CHDS' as an instructive (and > useful) example to the nuvoc rank page > > J4 >

Re: [Jchat] Where is J going ?

If all programming language communities are religions, then might J be classified as a heresy? On Thu, Mar 8, 2018 at 8:01 PM, Jo van Schalkwyk wrote: > Heh. All programming language communities are indistinguishable from > religions. It's a human thing. My 2c, Jo. > > On 9 March 2018 at 08:40,

Re: [Jchat] What do programmers mean by: variable, constant, function, array, etc?

rg/wiki/C%2B%2B#Standardization>:2017* (informally > known as C++17 <https://en.wikipedia.org/wiki/C%2B%2B17>) [1] > > My 2c, > Yuvaraj > > [1] https://en.wikipedia.org/wiki/C%2B%2B > > > On Tue, Mar 6, 2018 at 4:28 AM, Ian Clark wrote: > > > It's absurdl

Re: [Jchat] What do programmers mean by: variable, constant, function, array, etc?

t as to what to call them. Who knows? The thing is that we need to try > many ways to describe them until one of them sticks. Maybe one of the > descriptions will work with students or other people. But I suspect that > few people realize that things like differentiation is really differ

Re: [Jchat] What do programmers mean by: variable, constant, function, array, etc?

a particularly illuminating distinction. > > > On Wed, Mar 7, 2018 at 10:56 PM, Ian Clark wrote: > > > > it does not match my understanding of how standards bodies work > > > > However they work, they don't seem to produce a leading answer to a > leading >

Re: [Jchat] What do programmers mean by: variable, constant, function, array, etc?

understanding of how language use > works (and, for that matter, it does not match my understanding of how > standards bodies work). > > Thanks, > > -- > Raul > > > On Tue, Mar 6, 2018 at 11:42 AM, Ian Clark wrote: > > Sorry, Joe, I want "common programmer terms&quo

Re: [Jchat] What do programmers mean by: variable, constant, function, array, etc?

PM, Devon McCormick wrote: > My favorite APL test was Sandra Pakin's reference manual: most APL > primitives were defined abstractly on one page, then examples of usage were > shown on the facing page. > > On Tue, Mar 6, 2018 at 2:52 PM, Ian Clark wrote: > > > > So I

Re: [Jchat] What do programmers mean by: variable, constant, function, array, etc?

> But also, I've learned long ago that other people tend to be different > from me. > > So I'm not sure this helps you, > > -- > Raul > > > > > On Tue, Mar 6, 2018 at 2:06 PM, Ian Clark wrote: > > Thanks, Joe. > > > > I have Introductio

Re: [Jchat] What do programmers mean by: variable, constant, function, array, etc?

us, are you writing a "first-contact" text for J? I have read > through several Introduction to J type blog posts or essays over the years > that I can pass along if you're interested. There may be something to lift > or compare to style-wise. > > > > On Tue, Mar 6

Re: [Jchat] What do programmers mean by: variable, constant, function, array, etc?

ith examples: > http://www.jsoftware.com/help/primer/contents.htm > > This text seems devoid of too many terms: > http://www.jsoftware.com/books/pdf/easyj.pdf > > Of course, I'm not reading these with "beginner eyes" so both may still > need to be unpacked more >

Re: [Jchat] What do programmers mean by: variable, constant, function, array, etc?

le.com/library/content/documentation/ > Porting/Conceptual/PortingUnix/intro/intro.html#/ > /apple_ref/doc/uid/TP40002847-TPXREF101 > > Thanks, > > -- > Raul > > > On Tue, Mar 6, 2018 at 7:28 AM, Ian Clark wrote: > > It's absurdly difficult to write a good

[Jchat] What do programmers mean by: variable, constant, function, array, etc?

It's absurdly difficult to write a good "first-contact" text for J without reference to a single accepted source of definitions like: platform, program, app, script, variable, constant, function, array, string, character, number … Is there an ISO standard for common programmer terms (in English)?

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