[Jprogramming] Report of the J wiki meeting of December 14th, 2023

== Report of Meeting 2023-12-14 == Present: Art Anger, Ed Gottsman, Raul Miller, and Bob Therriault Full transcripts of this meeting are now available on the its wiki page. https://code.jsoftware.com/wiki/Wiki/Report_of_Meeting_2023-12-14 1) Ed reported that he had removed the time slider as i

[Jprogramming] David Zwitser is the guest on this episode of the ArrayCast

David Zwitser is an artist who is using the BQN array language to create games. On this episode of the ArrayCast we explore his views on Art, Games and exploring computing as a non-computer scientist. Host: Conor Hoekstra Panel: Marshall Lochbaum, Adám Brudzewsky, Stephen Taylor and Bob Therriau

[Jprogramming] Report of the J Wiki Meeting of December 7, 2023

== Report of Meeting 2023-12-07 == Present: Ed Gottsman, Raul Miller, and Bob Therriault Full transcripts of this meeting are now available on the its wiki page. https://code.jsoftware.com/wiki/Wiki/Report_of_Meeting_2023-12-07 1) Ed reported that he can now get Skip Cave's answers to Quora in

Re: [Jprogramming] Advent of code newbie

____ > From: Programming on behalf of > 'robert therriault' via Programming > Sent: Saturday, December 9, 2023 4:46:50 PM > To: programming > Subject: Re: [Jprogramming] Advent of code newbie > > Hi Richard, > > What part of the display do you f

Re: [Jprogramming] Advent of code newbie

Hi Richard, What part of the display do you find difficult to read? Is it contrast or font size or colour or layout? If you are on a Mac you have a lot of control over this with the Accessibility settings (well not layout). Perhaps if you gave a link to a page that you do not find difficult to

[Jprogramming] Game Framework in an array language on the ArrayCast

On this episode of the ArrayCast Brian Ellingsgaard tells us about developing a games framework on BQN and we all discuss the challenges of Advent of Code. Host: Conor Hoekstra Panel: Marshall Lochbaum, Adám Brudzewsky and Bob Therriault. https://www.arraycast.com/episodes/episode68-brian-ellingsg

[Jprogramming] Report of the J Wiki Meeting of 2023-11-30

== Report of Meeting 2023-11-30 == Present: Ed Gottsman, Raul Miller, Raghu Ranganathan and Bob Therriault Full transcripts of this meeting are now available on the its wiki page. https://code.jsoftware.com/wiki/Wiki/Report_of_Meeting_2023-11-30 1) Bob welcomed Raghu to the meeting and Ed fol

[Jprogramming] Report of the J wiki Meeting of November 23

== Report of Meeting 2023-11-23 == Present: Ed Gottsman, Raul Miller, and Bob Therriault Full transcripts of this meeting are now available on the its wiki page. https://code.jsoftware.com/wiki/Wiki/Reprot_of_Meeting_2023-11-23 1) Bob had read out an email from Brian Schott thanking the group

[Jprogramming] An alternative to Leading Axis theory on this week's ArrayCast episode

Tali Beynon and Rainbow Arrays Tali Beynon returns and continues his explorations of named axes and then moves on to Category Theory and interface augmented educational tools. Host: Conor Hoekstra Panel: Marshall Lochbaum, Richard Park and Bob Therriault. https://www.arraycast.com/episodes/ep

[Jprogramming] Report of the J Wiki Meeting of November 16, 2023

== Report of Meeting 2023-11-16 == Present: Art Anger, Ed Gottsman, Raul Miller, and Bob Therriault Full transcripts of this meeting are now available on the its wiki page. https://code.jsoftware.com/wiki/Wiki/Report_of_Meeting_2023-11-16 1) Bob had received Ed's footage of his demo and there

[Jprogramming] Report of the J wiki group meeting of November 2, 2023

== Report of Meeting 2023-11-02 == Present: Ed Gottsman, Raul Miller, and Bob Therriault Full transcripts of this meeting are now available on the its wiki page. https://code.jsoftware.com/wiki/Wiki/Report_of_Meeting_2023-11-02 1) Ed plans to record a screencast of the demo and send the files t

[Jprogramming] Tali Beynon is the guest on the new ArrayCast podcast

Tali Beynon is our guest and he goes into depth about his explorations of named axes and the opportunity that they present for the array languages. Host: Conor Hoekstra Panel: Marshall Lochbaum, Richard Park, Stephen Taylor and Bob Therriault. https://www.arraycast.com/episodes/episode66-tali-

[Jprogramming] Report of J Wiki Meeting of 2023-10-26

== Report of Meeting 2023-10-26 == Present: Art Anger, Ed Gottsman, Raul Miller, and Bob Therriault Full transcripts of this meeting are now available on the its wiki page. https://code.jsoftware.com/wiki/Wiki/Report_of_Meeting_2023-10-26 1) Ed gave an update on the work he had been doing on Gi

[Jprogramming] Making games is the topic of this episode of the ArrayCast podcast

How easy is it to make games with the array languages and what examples do we have of games that are being made. Host: Conor Hoekstra Panel: Marshall Lochbaum, Adám Brudzewsky, Stephen Taylor and Bob Therriault. https://www.arraycast.com/episodes/episode65-games ---

[Jprogramming] Report of the J Wiki Meeting of October 19, 2023

== Report of Meeting 2023-10-19 == Present: Art Anger, Ed Gottsman, Raul Miller, and Bob Therriault Full transcripts of this meeting are now available on the its wiki page. https://code.jsoftware.com/wiki/Wiki/Report_of_Meeting_2023-10-19 1) Ed gave his response to some discussions on where the

[Jprogramming] Report of the J wiki meeting of October 12

== Report of Meeting 2023-09-21 == Present: Ed Gottsman, Raul Miller, and Bob Therriault Full transcripts of this meeting are now available on the its wiki page. https://code.jsoftware.com/wiki/Wiki/Report_of_Meeting_2023-10-12 1) Bob reports that he did not do much on the wiki while on vacatio

[Jprogramming] We talk about J's modifier trains on this episode of the ArrayCast podcast

Wouldn't you know that an episode about tacit programming would be a long one. We explore tacit modifiers on this episode of the ArrayCast podcast. Host: Conor Hoekstra Panel: Marshall Lochbaum, Adám Brudzewsky, Stephen Taylor and Bob Therriault. https://www.arraycast.com/episodes/episode64-ta

[Jprogramming] Report of J Wiki Meeting 2023-09-21

== Report of Meeting 2023-09-21 == Present: Art Anger, Ed Gottsman, Raul Miller, and Bob Therriault Full transcripts of this meeting are now available on the its wiki page. https://code.jsoftware.com/wiki/Wiki/Report_of_Meeting_2023-09-21 1) Ed has run into some problems with the beta of the J

[Jprogramming] Report of J Wiki Meeting of 2023-09-14

== Report of Meeting 2023-09-14 == Present: Ed Gottsman, Raul Miller, and Bob Therriault Full transcripts of this meeting are now available on the its wiki page. https://code.jsoftware.com/wiki/Wiki/Report_of_Meeting_2023-09-14 1) Ed now has 7 beta users on the J Wiki Viewer. The current bugs a

[Jprogramming] The new episode of the ArrayCast podcast features Marshall Lochbaum, who previously coded in J

In the new episode of the ArrayCast podcast, Marshall Lochbaum tells us all about Singeli, a fast intermediate representation language that can support the array languages in an array friendly way. Host: Conor Hoekstra Panel: Marshall Lochbaum, Adám Brudzewsky, Stephen Taylor and Bob Therriaul

Re: [Jprogramming] Is there a way to distinguish input 1 from 01 ?

> the front of eg 0001001 so that I could distinguish it from 1001. > > Thinking about things I want u such that (u y) returns both the y and the > number of zeroes fronting y. > > > >> On 16 Sep 2023, at 04:50, 'robert therriault' via Programming

Re: [Jprogramming] Is there a way to distinguish input 1 from 01 ?

Is this what you are looking for, Piet? Cheers, bob datatype 01 integer datatype 1 boolean datatype 3 : 0 n=. 1 2 4 8 16 32 64 128 1024 2048 4096 8192 16384 32768 65536 131072 262144 t=. '/boolean/literal/integer/floating/complex/boxed/extended/rational' t=. t,'/sparse boolean/sparse li

[Jprogramming] Report of the J Wiki Meeting of September 07, 2023

== Report of Meeting 2023-09-07 == Present: Art Anger, Ed Gottsman, Devon McCormick, and Bob Therriault Full transcripts of this meeting are now available on the its wiki page. https://code.jsoftware.com/wiki/Wiki/Report_of_Meeting_2023-09-07 1) Ed did a quick overview of the J Wiki Browser for

Re: [Jprogramming] Rank difficulties

r help! > >> On 7 Sep 2023, at 08:04, 'robert therriault' via Programming >> wrote: >> >> Or something like this? >> >> [n =. i. 2 2 2 >> 0 1 >> 2 3 >> >> 4 5 >> 6 7 >> ,./ n >> 0 1 4 5 >&

Re: [Jprogramming] Rank difficulties

Or something like this? [n =. i. 2 2 2 0 1 2 3 4 5 6 7 ,./ n 0 1 4 5 2 3 6 7 ($ $ (,@,./)) n 0 1 4 5 2 3 6 7 Cheers, bob > On Sep 6, 2023, at 14:49, 'robert therriault' via Programming > wrote: > > Hi Piet, > > Maybe show us what you would want to do

Re: [Jprogramming] Rank difficulties

Hi Piet, Maybe show us what you would want to do with higher dimensions? Or a less symmetric 2 dimensional shape? For shape 2 2, I would use the even simpler |: m 0 2 1 3 Hope this helps. Cheers, bob > On Sep 6, 2023, at 14:26, Brian Schott wrote: > > ,./0 1 {"1 m ---

[Jprogramming] Report of the J Wiki Meeting of 2023-08-31

== Report of Meeting 2023-08-31 == Present: Art Anger, Ed Gottsman, Raul Miller, and Bob Therriault Full transcripts of this meeting are now available on the its wiki page. https://code.jsoftware.com/wiki/Wiki/Report_of_Meeting_2023-08-31 1) Ed did a demo which is available on YouTube https://

[Jprogramming] The array language Nial is the subject of the ArrayCast podcast with guest Lynn Sutherland

Lynn Sutherland, who worked on the array language Nial during its initial development in the 1980's, is the guest on this episode of ArrayCast. Host: Conor Hoekstra Panel: Marshall Lochbaum, Adám Brudzewsky, Stephen Taylor and Bob Therriault. https://www.arraycast.com/episodes/episode61-lynn-s

[Jprogramming] Report of J Wiki Meeting of 2023-08-17

== Report of Meeting 2023-08-17 == Present: Ed Gottsman, Raul Miller, and Bob Therriault Full transcripts of this meeting are now available on the its wiki page. https://code.jsoftware.com/wiki/Wiki/Report_of_Meeting_2023-08-17 1) Ed updated on Live Search and has made it a local database searc

[Jprogramming] Rob Pike, co-creator of the Go language is a big fan of array languages

Rob Pike, co-creator of the Go language and UTF-8, tells us why every programmer should know about the array languages. Host: Conor Hoekstra Panel: Marshall Lochbaum, Adám Brudzewsky, Stephen Taylor and Bob Therriault. https://www.arraycast.com/episodes/episode60-rob-pike

[Jprogramming] Report of the J wiki meeting of 2023-08-10

== Report of Meeting 2023-08-10 == Present: Art Anger, Ed Gottsman, and Bob Therriault Full transcripts of this meeting are now available on the its wiki page. https://code.jsoftware.com/wiki/Wiki/Report_of_Meeting_2023-08-10 1) Ed presented the issues that he was having incorporating Live Sear

[Jprogramming] Report of the J Wiki Meeting of August 3, 2023

== Report of Meeting 2023-08-03 == Present: Art Anger, Chris Burke, Ed Gottsman, Raul Miller and Bob Therriault Full transcripts of this meeting are now available on the its wiki page. https://code.jsoftware.com/wiki/Wiki/Report_of_Meeting_2023-08-03 1) We began answering Chris' question of whe

[Jprogramming] Raul Miller is the guest on this episode of the ArrayCast podcast and he is talking about precision in computing.

Raul Miller joins the ArrayCast to discuss precision in the world of computing. Host: Conor Hoekstra Guest: Raul Miller Panel: Adám Brudzewsky, Marshall Lochbaum, Stephen Taylor and Bob Therriault. https://www.arraycast.com/episodes/episode59-raul-miller --

[Jprogramming] Report of J Wiki Meeting of 2023-07-27

== Report of Meeting 2023-07-27 == Present: Ed Gottsman, Dave Lambert, Raul Miller and Bob Therriault Full transcripts of this meeting are now available on the its wiki page. https://code.jsoftware.com/wiki/Wiki/Report_of_Meeting_2023-27-20 1) Prior to the meeting start we solved an issue that

Re: [Jprogramming] Syntax Highlighting: Special Combinations

Hi Simon, It's not wishful thinking, but the functionality is pretty well hidden. The first step is to go to the Edit | Configure | Qt IDE menu and set TermSyntaxHighlight=true This allows the terminal window to make use of the syntax colouring file the same way that the edit windows do. The

[Jprogramming] Report of the J wiki meeting of July 20, 2023

== Report of Meeting 2023-07-20 == Present: Art Anger, Ed Gottsman, and Bob Therriault Full transcripts of this meeting are now available on the its wiki page. https://code.jsoftware.com/wiki/Wiki/Report_of_Meeting_2023-07-20 1) Ed lead off with a demo of the current J wiki Browser https://www

Re: [Jprogramming] How does J do "uniq"?

Hey PA, I think that nub ~. is what you are looking for, although nub-sieve ~: might be useful as well. perms 12 2 2 3 2 3 2 2 2 3 2 3 2 3 2 2 3 2 2 ~. perms 12 NB. unique items in order of appearance 2 2 3 2 3 2 3 2 2 ~: perms 12 NB. mask of unique items 1 1 0 0 1 0 Cheers, bob >

[Jprogramming] Adam Paszke of Dex and PyTorch is the guest on the ArrayCast podcast

On this episode of ArrayCast, PyTorch and Dex with Adam Paszke. A view from the inside. Can the Array languages learn anything from the ascendency of PyTorch and Dex? Host: Conor Hoekstra Guest: Adam Paszke Panel: Marshall Lochbaum, Stephen Taylor and Bob Therriault. https://www.arraycast.c

[Jprogramming] Report of J Wiki Meeting of 2023-07-13

== Report of Meeting 2023-07-13 == Present: Art Anger, Ed Gottsman, Dave Lambert and Bob Therriault Full transcripts of this meeting are now available on the its wiki page. https://code.jsoftware.com/wiki/Wiki/Report_of_Meeting_2023-07-13 1) Bob reported that the J primer revamping is complete

Re: [Jprogramming] Question

Hi charles, The 'J Playground' or'J in a browser' is supported by WASM so it runs the J engine on your browser. It was meant to provide a lightweight option for people to try J out and not meant to do the same work as the J engine running under the console, JQt or JHS environments. That does no

[Jprogramming] Report of the J Wiki Meeting of June 8, 2023

== Report of Meeting 2023-06-08 == Present: Raul Miller and Bob Therriault Full transcripts of this meeting are now available on the its wiki page. https://code.jsoftware.com/wiki/Wiki/Report_of_Meeting_2023-06-08 1) Bob started off by saying that he had decided to not move the CSS to the temp

[Jprogramming] Bob Bernecky is the guest on this episode of the ArrayCast

Robert Bernecky, builder of the APEX APL compiler and an APL pioneer, is the guest on this episode of ArrayCast. Host: Conor Hoekstra Panel: Marshall Lochbaum, Adám Brudzewsky and Bob Therriault. https://www.arraycast.com/episodes/episode55-bob-bernecky Cheers, bob ---

[Jprogramming] Report of the J wiki meeting of June 1st, 2023

== Report of Meeting 2023-06-01 == Present: Ed Gottsman, Raul Miller and Bob Therriault Full transcripts of this meeting are now available on the its wiki page. https://code.jsoftware.com/wiki/Wiki/Report_of_Meeting_2023-06-01 1) Ed began with a demo of his latest iteration on the J wiki browse

[Jprogramming] Report of the J Wiki Meeting of May 25, 2023

== Report of Meeting 2023-05-25 == Present: Ed Gottsman, Raul Miller and Bob Therriault Full transcripts of this meeting are now available on the its wiki page. https://code.jsoftware.com/wiki/Wiki/Report_of_Meeting_2023-05-18 1) Ed started the meeting off with a demonstration of his newest ite

[Jprogramming] The new ArrayCast is bout KXcon '23

On this episode of ArrayCast, Nick Psaris joins the panel to review the recent KXcon '23 that he and Conor attended. Host: @code_report Panel: Marshall Lochbaum, Adám Brudzewsky, Nick Psaris and Bob Therriault. https://www.arraycast.com/episodes/episode54-kxcon23 Cheers, bob

[Jprogramming] Report of the J Wiki Meeting of 2023-05-18

== Report of Meeting 2023-05-18 == Present: John Baker, Ed Gottsman, Dave Lambert and Bob Therriault Full transcripts of this meeting are now available on the its wiki page. https://code.jsoftware.com/wiki/Wiki/Report_of_Meeting_2023-05-18 1) Ed did not have an update on the J wiki as he is sti

[Jprogramming] Report of the J Wiki Meeting of May 11, 2023

== Report of Meeting 2023-05-11 == Present: Ed Gottsman, Dave Lambert , Raul Miller, and Bob Therriault Full transcripts of this meeting are now available on the its wiki page. https://code.jsoftware.com/wiki/Wiki/Report_of_Meeting_2023-05-11 1) The began with Raul sharing an animation of a rot

Re: [Jprogramming] Search

Excellent insights Nils, Many of your points are being addressed by the group working on the J wiki and we would welcome your participation. We meet weekly Thursdays on Zoom at 23:00 (UTC) and the next meeting is May 11th, 2023. Let me know if you would like to be added to the invite list. Here

Re: [Jprogramming] GitHub Copilot anyone used this with J?

Hey Skip, You can use the hook in your #~ definition as well, so ] is not required. This is really just golfing, I am not sure that it improves efficiency. pal=.#~(=|.&.":&>) pal 12321 12322 345 343 789987 9878 12321 343 789987 Cheers, bob > On May 9, 2023, at 11:38, 'Skip Cave' via Pr

[Jprogramming] Report of J Wiki Meeting 2023-05-04

== Report of Meeting 2023-05-04 == Present: Ed Gottsman, Devon McCormick, Raul Miller, and Bob Therriault Full transcripts of this meeting are now available on the its wiki page. https://code.jsoftware.com/wiki/Wiki/Report_of_Meeting_2023-05-04 1) Since Ed has got to a point of polishing up the

[Jprogramming] Report of J Wiki Meeting of April 27, 2023

== Report of Meeting 2023-04-27 == Present: Ed Gottsman, Devon McCormick, Raul Miller, and Bob Therriault Full transcripts of this meeting are now available on the its wiki page. https://code.jsoftware.com/wiki/Wiki/Report_of_Meeting_2023-04-27 1) We started off with Ed's latest demo of the new

[Jprogramming] A new episode of The ArrayCast podcast is out

On this episode of ArrayCast we take a deep look at the Scan and Fold operators in k, q, BQN, J and other array languages. Host: Conor Hoekstra Panel: Marshall Lochbaum, Richard Park, Stephen Taylor and Bob Therriault. https://www.arraycast.com/episodes/episode52-fold-and-scan

[Jprogramming] 3 x:@^ 33 is not odd on a Mac or iOS

This is not a problem on the Windows platform according to Raul, but I thought I should alert those who might be counting on powers of 3 above 33 being odd. I see the same results in J806 which is as far back as I test. Also, seems to be a problem for both J901 and J701 on iOS Cheers, bob 3

Re: [Jprogramming] Window Driver Mouse Events

Bill, Do we have an estimate when the next release of the Qt IDE will be in J9.4 or in the J9.5 beta? Cheers, bob > On Apr 8, 2023, at 21:45, bill lam wrote: > > Thank you for reporting this missing mouse event bug for webview. I can > reproduce it. > Fix will be available in the next releas

[Jprogramming] Report of the J Wiki Meeting of April 20, 2023

Present: Ed Gottsman, Devon McCormick, Raul Miller, and Bob Therriault Full transcripts of this meeting are now available on the its wiki page. https://code.jsoftware.com/wiki/Wiki/Report_of_Meeting_2023-04-20 1) We started off with Ed's seventh demo of the new J wiki browser. Ed mentioned that

Re: [Jprogramming] Attn Bob Therriault re Nuvoc start page.

Hi Richard, I am not seeing this behaviour when I access NuVoc through the newest version of iOS, through J9.4 on my Mac or directly through the Safari, Firefox or Chrome browsers. Unfortunately, I don't have a Windows machine, so I cant test for Windows 10. When you go to the NuVoc page on th

[Jprogramming] Report of the J Wiki Meeting of April 13, 2023

Present: Ed Gottsman, Devon McCormick, Raul Miller, and Bob Therriault Full transcripts of this meeting are now available on the its wiki page. https://code.jsoftware.com/wiki/Wiki/Report_of_Meeting_2023-04-13 1) We started off with Ed's sixth demo of the new J wiki browser. As much of this is

[Jprogramming] The next episode of the ArrayCast is out - Naming is Hard

A follow up email from Henry Rich gets us started and we find there is a place for everyone in the world of computer languages. Host: Conor Hoekstra Panel: Marshall Lochbaum, Adám Brudzewsky, Stephen Taylor and Bob Therriault. https://www.arraycast.com/episodes/episode51-naming-is-hard ---

[Jprogramming] Report of J wiki Meeting for April 06, 2023

== Report of Meeting 2023-04-06 == Present: Ed Gottsman, Dave Lambert, Raul Miller, and Bob Therriault Full transcripts of this meeting are now available on the its wiki page. https://code.jsoftware.com/wiki/Wiki/Report_of_Meeting_2023-04-06 1) We started off with Ed's fifth demo of the new J w

[Jprogramming] Report of J Wiki Meeting of March 30, 2023

== Report of Meeting 2023-03-30 == Present: Ed Gottsman, Dave Lambert, Devon McCormick, Raul Miller, and Bob Therriault Full transcripts of this meeting are now available on the its wiki page. https://code.jsoftware.com/wiki/Wiki/Report_of_Meeting_2023-03-30 1) We started off with Ed's fourth

[Jprogramming] Henry Rich talks about the Fold conjunction on this episode of the ArrayCast podcast

Henry Rich returns to talk about Fold and other conjunctions that facilitate functional programming. If you want to know more about Fold and why you should be using it, you should listen to this episode. Host: Conor Hoekstra Panel: Marshall Lochbaum, Adám Brudzewsky, and Bob Therriault. https

Re: [Jprogramming] Strange error

Looking at the issue a bit deeper I don't think that the second ".@": is required. "."0@": each 40 5 9008 90 ┌───┬─┬───┬───┐ │4 0│5│9 0 0 8│9 0│ └───┴─┴───┴───┘ Cheers, bob > On Mar 30, 2023, at 12:08, 'robert therriault' via Programmin

Re: [Jprogramming] Strange error

I think it is missing the @ that ties the whole process together with the each. Without that @ the boxed result of each is formatted with ": and that does not make sense to ". creating a 'spelling error' ".@": "."0@": each 40 5 9008 90 |spelling error |  | ^ | ".

[Jprogramming] Report of J wiki meeting of March 23, 2023

== Report of Meeting 2023-03-23 == Present: Ed Gottsman, Dave Lambert, Devon McCormick, Raul Miller, and Bob Therriault 1) Ed led off the meeting with a demo of the most recent iteration of the J Wiki browser that he has developed in jQt. This one includes forum content, which will eventually

[Jprogramming] Report of J Wiki Meeting of March 16th, 2023

== Report of Meeting 2023-03-16 == Present: Art Anger, Ed Gottsman, Dave Lambert, Raul Miller, and Bob Therriault 1) Ed started things off with a presentation his revamped wiki interface, which includes faster access to the web pages and a more economical approach to displaying the map. Well wo

Re: [Jprogramming] IDC_* cursor codes

I think that you will find it in the qt ide section of addons open '~addons/ide/qt/gl2.ijs' Cheers, bob > On Mar 20, 2023, at 14:04, Ed Gottsman wrote: > > Hi. If I’m reading the gl2 docs > (https://code.jsoftware.com/wiki/Guides/Window_Driver/gl2_Command_Reference) > correctly, I can rev

[Jprogramming] New episode of the ArrayCast podcast

On this episode of the ArrayCast podcast: What things affect the performance of the array languages. Is being the fastest really that important for most users? Host: Conor Hoekstra Panel: Marshall Lochbaum, Richard Park, and Bob Therriault. https://www.arraycast.com/episodes/episode49-perform

Re: [Jprogramming] Rank numbering with duplicates

Nicely done Elijah! It has a pretty solution in tacit as well vec=. 49 275 93 275 92 99 91 49 t=. i.~ \:~ t vec 6 0 3 0 4 2 5 6 Cheers, bob > On Mar 15, 2023, at 13:59, Elijah Stone wrote: > > One thing that comes to mind is (\:~vec) i.vec. > > On Wed, 15 Mar 2023, Devon McCormick

[Jprogramming] Report of the J Wiki Meeting of March 9, 2023

== Report of Meeting 2023-03-09 == Present: Ed Gottsman, Dave Lambert, Devon McCormick, Raul Miller, and Bob Therriault 1) Ed started things off with a presentation of a innovative wiki navigator that he has developed. Briefly, it provides visual a random access map of the entire wiki. Additio

Re: [Jprogramming] plot and paint demo

Hi Maurice, With respect to finding the documentation on the wiki, have you looked at https://code.jsoftware.com/wiki/Plot and in particular https://code.jsoftware.com/wiki/Plot/Options A lot of the fine tuning of Plot seems to be done through pd. The Development section of the plot page may

[Jprogramming] Report of the J Wiki Meeting of March 1st, 2023

== Report of Meeting 2023-03-01 == Present: Art Anger, Dave Lambert, Devon McCormick, Raul Miller, and Bob Therriault 1) Art began the discussion with a question about the ambiguity of the term row - is it adding two rows together or if it is the sum of the atoms in the row. Raul suggested that

Re: [Jprogramming] Print precision 9!:11, 9!:12

Hey John, When I tried this I got 9!:12 '' 5 which confused me. Then I realized that the print precision pair is 9!:10 and 9!:11 9!:12 give you the OS type. (I had checked all the way back to j902 before I figured this out!) Cheers, bob > On Mar 8, 2023, at 12:39, John Baker wrote: >

[Jprogramming] The topic for this episode of the ArrayCast podcast is the release of j9.4 and what it brings to J users

J9.4 is released with multiple threads, faster large number calculations and error message improvements. Host: Conor Hoekstra Guest: Henry Rich Panel: Marshall Lochbaum, Adám Brudzewsky, and Bob Therriault. https://www.arraycast.com/episodes/episode48-henry-rich -

Re: [Jprogramming] j wiki development

I have put you on the list Dave. The invitation will be out on Wednesday. Cheers, bob > On Feb 28, 2023, at 05:40, David Lambert wrote: > > Please invite me to the j wiki meetings. Thanks Dave. > > If you would like to participate in the development of the J wiki please > contact us on the

[Jprogramming] Report of the J Wiki Meeting of February 23, 2023

== Report of Meeting 2023-02-23 == Present: Art Anger, Bryce LeCates, Devon McCormick, Raul Miller, and Bob Therriault 1) We were joined by Bryce Lecates, a newcomer to J who is interested in the development of the wiki. Bryce was invited to join the wiki as a user. He indicated that there was

[Jprogramming] Video labs in JQt are back!

Once you have updated your media addons with Pacman, video labs are up and running again for jQt on J9.4 with one small difference. Because Qt now regards video running from a URL like youtube.com as insecure, the video will now run in a browser window independent of the jQt environment. Which

[Jprogramming] Report of the J Wiki meeting of February 16th, 2023

Present: Art Anger, Devon McCormick, Raul Miller, and Bob Therriault 1) We started off with a discussion of the categorization that Bob has done. Raul pointed out that in cases such as NYCJUG pages there are many sub categories that could be applied in addition to the User Groups category. Bob

[Jprogramming] Leslie Goldsmith is the guest of this episode of ArrayCast

Leslie Goldsmith wrote I.P. Sharp's secure email system when he was in high school and that was just the beginning of his array language journey. Host: Conor Hoekstra Guest: Leslie Goldsmith Panel: Marshall Lochbaum, Adám Brudzewsky, Stephen Taylor and Bob Therriault. https://www.arraycast.co

[Jprogramming] Report of the J Wiki Meeting of February 9th, 2023

Present: Art Anger, Raul Miller, and Bob Therriault 1) Bob showed off the work that he has been doing in category trees https://code.jsoftware.com/wiki/Page_Map and is in the process of categorizing all the pages in the wiki. Originally, he was categorizing across a number of subtrees until he

[Jprogramming] Report of J wiki meeting of February 2, 2023

Present: Art Anger, Devon McCormick, Raul Miller, and Bob Therriault 1) We began with a discussion of activating add-ons from the wiki. Art would like to be able to click on an add-on that he has identified and have it installed. Bob usually thinks of the description of the add-ons on the wiki a

Re: [Jprogramming] File Operations -> JMF Alternative

The only memory settings that I am aware of are the 9!:20 and 9!:21 foreigns https://www.jsoftware.com/help/dictionary/dx009.htm Cheers, bob > On Feb 3, 2023, at 23:47, Ak O wrote: > > On Fri., Feb. 3, 2023, 05:17 Jan-Pieter Jacobs, > wrote: > >> 3!:2 just gives a representation of the noun.

[Jprogramming] A new episode of the ArrayCast podcast is available

On this episode we speak to Michael Higginson, a q programmer who won the professional class of the 2022 Dyalog competition. Host: Conor Hoekstra Guest: Michael Higginson Panel: Marshall Lochbaum, Rich Park, Stephen Taylor and Bob Therriault. https://www.arraycast.com/episodes/episode46-mich

[Jprogramming] Report of the J Wiki Meeting of January 26, 2023

Present: Art Anger, Raul Miller, and Bob Therriault 1) We began with a discussion of whether there should be a way to launch J from the wiki. Bob mentioned that the J Playground would the way to do this. Any other way would require J to be downloaded and Raul pointed out that with multiple pot

Re: [Jprogramming] "Nonce error" on monadic "x:"?

Also noticed that Devon is on console and Tom is on Qt IDE Cheers, bob > On Jan 30, 2023, at 13:40, 'robert therriault' via Programming > wrote: > > Works for me on a Mac. The difference that I see between Devon and Tom's > version is the AVX. Could tha

Re: [Jprogramming] "Nonce error" on monadic "x:"?

Works for me on a Mac. The difference that I see between Devon and Tom's version is the AVX. Could that be a clue? x:99 99 JVERSION Engine: j904/j64avx512/darwin Beta-k: commercial/2023-01-24T04:51:47 Library: 9.04.06 Qt IDE: 2.0.3/6.2.4(6.2.4) Platform: Darwin 64 Installer: J904 install I

[Jprogramming] Report of the J Wiki Meeting for January 12, 2022

Present: Art Anger, Ed Gottsman, Raul Miller, and Bob Therriault 1) The meeting began a bit later than usual with Bob showing some of the things that he had discovered about the category trees. There are two types of ways to add categories. One is to add a category to a page which allows you to

Re: [Jprogramming] NYCJUG this evening!

Hey Devon, I'll try to hop on, but when I go to the link it says there is a waitlist, so you may already be oversubscribed? Cheers, bob > On Jan 10, 2023, at 10:23, Devon McCormick wrote: > > We are having our first NYCJUG meeting of the new year this evening at > 18:30 EST. Take a look at o

[Jprogramming] Report on the J wiki Meeting of January 5, 2023

Present: Art Anger, Raul Miller, and Bob Therriault 1)Bob began showing some of the things he had done on the current wiki. Specifically creation of the home page https://code.jsoftware.com/wiki/Home an additional navigation bar for wiki hints and announcements https://code.jsoftware.com/wiki/W

[Jprogramming] A new episode of the ArrayCast podcast is out

Hi everyone, On this episode we talk about recreational programming and advice about how to decide on which array language to learn. Host: Conor Hoekstra Panel: Marshall Lochbaum, Adám Brudzewsky, Stephen Taylor and Bob Therriault. https://www.arraycast.com/episodes/episode44-language-choice-an

[Jprogramming] Report of the J Wiki meeting of December 29, 2022

Present: Art Anger, Devon McCormick, Raul Miller, and Bob Therriault 1) Raul began by showing an APL https://janiczek.github.io/tryapl-elm/ doc that could be a model to allow for roll over of characters and information that may provide an easy way for users to be able to interact with the langu

[Jprogramming] A new episode of ArrayCast

John Earnest returns to talk about his work extending the array languages into other domains and his new project, Decker. Host: Conor Hoekstra Guest: John Earnest Panel: Marshall Lochbaum, Adám Brudzewsky, Stephen Taylor and Bob Therriault. https://www.arraycast.com/episodes/episode43-john-e

[Jprogramming] Report of the J Wiki Meeting of December 15, 2022

Present: Art Anger, Raul Miller, and Bob Therriault 1) Bob began by talking about the template that he has been developing to create navigation bars and wiki pages which should speed up the transition if he ever gets around to implementing it. He also mentioned the Julia programming language we

[Jprogramming] Report on the J Wiki Meeting of December 8th

Present: Art Anger, Devon McCormick, Raul Miller, and Bob Therriault 1) Bob started by showing the new pages that he had developed that used Raul's method of putting the search bar above the content. It was agreed that the presentation was better and no reason could be found that this would inte

[Jprogramming] The guest on the new ArrayCast podcast episode is Q author Nick Psaris

In this episode, Nick Psaris explains why Q is such a good language for big data mining and gaining employment through array language expertise. Host: Conor Hoekstra Guest: Nick Psaris Panel: Marshall Lochbaum, Adám Brudzewsky, Stephen Taylor and Bob Therriault. https://www.arraycast.com/epis

Re: [Jprogramming] Catenating columns.

Hi Skip, I think that I would start with this entry from J for C Programmers, although you might need to read the entire chapter to get the context of the dyad rank section. https://www.jsoftware.com/help/jforc/loopless_code_i_verbs_have_r.htm#_Toc191734341 Cheers, bob > On Dec 6, 2022, at 1

Re: [Jprogramming] Questions Advent of Code 2022 Day 5

Hi Jaume, To begin, I cut and paste the data into a temp.ijs file in the jQt environment, so my hat is off to you for taking a purer approach. For the initial stacks I created ascii coded integer vectors (gets around the issues with character manipulation) For the move commands, I defined take,

Re: [Jprogramming] Avoiding J crash

gt; Anyways, long story short... sometimes virtual memory is an advantage, > other times it's a disadvantage. > > -- > Raul > > On Sat, Dec 3, 2022 at 1:12 PM 'robert therriault' via Programming > wrote: >> >> For the short term, the practical tips migh

Re: [Jprogramming] Avoiding J crash

For the short term, the practical tips might be best located in an ancillary page of NuVoc. In the long term, I think that the wiki would benefit from a 'developer' section that could pass along practical ways to use the language. Is it possible to have the virtual memory set dynamically when J

[Jprogramming] Report of the J Wiki Meeting of 2022-11-24

Present: Art Anger, Raul Miller, and Bob Therriault 1) We began by looking at an adjustment that Raul had made to the sidebar that allowed the the user to go from the prototype wiki to the corresponding page on the current wiki https://code2.jsoftware.com/wiki/MediaWiki:Sidebar. This is an addi

[Jprogramming] The new episode of the ArrayCast features John Earnest, k programmer

In this episode, we talk to John Earnest, creator of the ok.js k6 interpreter and an expert on k programming, about many aspects of array programming, including the relationship between k and Forth. Host: Conor Hoekstra Guest: John Earnest Panel: Marshall Lochbaum, Adám Brudzewsky, Stephen T

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