APL Orchard: Difference between revisions

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The APL Orchard is a Stack Exchange chat room dedicated to learn and teach APL, and to ask and answer questions about both golfing and general coding in APL. It began on January 24, 2017, and remains the most active APL chat room today.
The APL Orchard is a Stack Exchange chat room dedicated to learn and teach APL, and to ask and answer questions about both golfing and general coding in APL. It began on January 24, 2017, and remains the most active APL chat room today, passing a hundred thousand messages and two hundred users in July, 2020.


From October 18, 2017 until May 16 2018, Adám Brudzewsky ran a series of 29 live 90-minute study sessions which became known as ''APL Cultivation''. They cover most aspects of basic APL programming. Transcripts are available (see [[#External links]]).
=== Live sessions ===
==== APL Cultivation ====
:{{Main|APL Cultivation}}
From 18 October 2017 until 16 May 2018, [[Adám Brudzewsky]] ran a series of 29 weekly 90-minute study sessions, covering most aspects of basic APL programming. Beginning 28 November 2019, he resumed the series with more in-depth lessons every two weeks.
==== APL Seeds ====
:{{Main|APL Seeds}}
On 10 June 2020, [[Marshall Lochbaum]] began running a series on implementing APL. It is scheduled to run every two weeks, on weeks without APL Cultivation chat lessons.


==== Virtual meet-ups ====
Beginning 9 June 2020, short informal video meetings have begun on weeks without APL Cultivation. The meetings happen at [https://meet.jit.si/APLOrchard meet.jit.si/APLOrchard] and the password is announced in the APL Orchard immediately before the even begins.
<!--
=== Chat bot ===
=== Chat bot ===


The room features a chat bot which can evaluate single lines of APL. To use it, prefixed a chat message by <source lang=apl inline>⍞←</source>. Use <source lang=apl inline>⎕←</source> instead for boxed display and multi-line results and use <source lang=apl inline>⋄</source> instead to silence the first statement, after which subsequent statements must use <source lang=apl inline>⎕←</source> to output. Use <source lang=apl inline>]</source> to prefix user commands (without <source lang=apl inline>⎕←</source> or <source lang=apl inline>⍞←</source>), including e.g. <source lang=apl inline>]help ⍣</source> for help on the <source lang=apl inline>⍣</source> glyph etc. Do not use markdown, but fixed-width (4 or more initial spaces, which can be inserted by pressing <kbd>Ctrl</kbd>+<kbd>K</kbd>) is fine. This also ensures proper rendering with monospace font and avoids interpretation of APL symbols as markdown.
The room features a chat bot which can evaluate single lines of APL. To use it, prefix a chat message by <source lang=apl inline>⍞←</source>, but note that only the first line of the result will come back. Prefix with <source lang=apl inline>⎕←</source> or <source lang=apl inline>⋄</source> for boxed display and multi-line results. Use <source lang=apl inline>]</source> to prefix user commands (without <source lang=apl inline>⍞←</source> or <source lang=apl inline>⎕←</source> or <source lang=apl inline></source>), including e.g. <source lang=apl inline>]help ⍣</source> for help on the <source lang=apl inline>⍣</source> glyph etc. Do not use markdown, but fixed-width (4 or more initial spaces, which can be inserted by pressing <kbd>Ctrl</kbd>+<kbd>K</kbd>) is fine. This also ensures proper rendering with monospace font and avoids interpretation of APL symbols as markdown.


Only a few special [[system commands]] are available: <source lang=apl inline>)lb</source> for language bar, </source>)docs</source> for full documentation, <source lang=apl inline>)ref</source> for a link to the PDF reference card, <source lang=apl inline>)idioms</source> for a link to a searchable [[idiom|idiomatic expressions]] list.
Only a few special [[system command]]s are available: <source lang=apl inline>)lb</source> for language bar, <source lang=apl inline>)docs</source> for full documentation, <source lang=apl inline>)ref</source> for a link to the PDF reference card, <source lang=apl inline>)idioms</source> for a link to a searchable [[idiom|idiomatic expressions]] list.
-->


=== Access ===
=== Access ===


While anyone can read the conversations, write access requires 20 Stack Exchange reputation points or having ben granted explicit write access by a moderator. The procedure for getting explicit write is as follows:
While anyone can read the ongoing and past conversations, write access requires a Stack Exchange account and either 20 Stack Exchange reputation points or having been granted explicit write access by a moderator. The procedure for getting explicit write access is as follows:


# Go to the chat room
# Go to the chat room
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== External links ==
== External links ==


* [https://chat.stackexchange.com/rooms/52405/the-apl-orchard The APL Orchard]
* [https://chat.stackexchange.com/rooms/52405/the-apl-orchard Website]
* [https://chat.stackexchange.com/rooms/info/52405/the-apl-orchard?tab=conversations APL Cultivation] (weekly lessons)


{{APL community}}
{{APL community}}[[Category:Online forums]]

Revision as of 17:06, 4 August 2020

The APL Orchard is a Stack Exchange chat room dedicated to learn and teach APL, and to ask and answer questions about both golfing and general coding in APL. It began on January 24, 2017, and remains the most active APL chat room today, passing a hundred thousand messages and two hundred users in July, 2020.

Live sessions

APL Cultivation

Main article: APL Cultivation

From 18 October 2017 until 16 May 2018, Adám Brudzewsky ran a series of 29 weekly 90-minute study sessions, covering most aspects of basic APL programming. Beginning 28 November 2019, he resumed the series with more in-depth lessons every two weeks.

APL Seeds

Main article: APL Seeds

On 10 June 2020, Marshall Lochbaum began running a series on implementing APL. It is scheduled to run every two weeks, on weeks without APL Cultivation chat lessons.

Virtual meet-ups

Beginning 9 June 2020, short informal video meetings have begun on weeks without APL Cultivation. The meetings happen at meet.jit.si/APLOrchard and the password is announced in the APL Orchard immediately before the even begins.

Access

While anyone can read the ongoing and past conversations, write access requires a Stack Exchange account and either 20 Stack Exchange reputation points or having been granted explicit write access by a moderator. The procedure for getting explicit write access is as follows:

  1. Go to the chat room
  2. Click the giant lower-left avatar
  3. Click "user profile"
  4. Copy the URL of the page that opens (e.g. "https://chat.stackexchange.com/users/123456/johndoe")
  5. Email that URL to support@dyalog.com

External links


APL community [edit]
Conferences and activities Advent of CodeAPL CampfireAPL CultivationAPL Meetup (Portuguese) ∙ APL ShowAPL Problem Solving CompetitionAPL ChallengeAPL QuestAPL SeedsArray CastBAA sessionsCode golfDyalog user meetingsDyalog webinarsIverson Award
Chat rooms and forums APL FarmAPL Orchard
User groups APL et J (France) ∙ APL Germany (terminology) ∙ APL ∊ BCN (Spain) ∙ BAA (UK) ∙ FinnAPL (Finland) ∙ SIGAPL (USA) ∙ Tokyo APL/J/K Meetup (Japan)
People Phil AbramsBrian BeckerBob BerneckyLarry BreedCharles BrennerJim BrownAdám BrudzewskyGitte ChristensenPeter DonnellyJohn EarnestAdin FalkoffGarth FosterLib GibsonAaron HsuRoger HuiKen IversonMorten KrombergDick LathwellMarshall LochbaumEugene McDonnellRoger MooreTrenchard MoreAlan PerlisHenry RichAl RoseJohn ScholesIan SharpBob SmithGeoff StreeterArthur Whitney
Other APL Quote QuadAPL WikiBlogsBooksCase studiesFamous APL usersHumourJobsMerchandisePapersPodcastsTryAPLTry It OnlineVideo channels