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|{{quote | "I have long been struck by the contrast between the success with which the adventurous learn APL by simply using it, and the frequent failure of lecture courses to communicate the simplicity and applicability of the language."|[[Ken Iverson]]. ''A Working Introduction to APL'', 1981.}} | |{{quote | "I have long been struck by the contrast between the success with which the adventurous learn APL by simply using it, and the frequent failure of lecture courses to communicate the simplicity and applicability of the language."|[[Ken Iverson]]. ''A Working Introduction to APL'', 1981.}} | ||
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== For non-programmers == | |||
Some of the best resources for somebody new to APL and programming in general are: | Some of the best resources for somebody new to APL and programming in general are: | ||
* APL Wiki's [[simple examples]] | |||
* The [https://tryapl.org/?tab=3 Learn tab on TryAPL] | * The [https://tryapl.org/?tab=3 Learn tab on TryAPL] | ||
* The book [https://www.dyalog.com/mastering-dyalog-apl.htm Mastering Dyalog APL] by Bernard Legrand | * The book [https://www.dyalog.com/mastering-dyalog-apl.htm Mastering Dyalog APL] by Bernard Legrand | ||
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If you get stuck, don't hesitate to ask your questions in the [[APL Orchard]] chat room. | If you get stuck, don't hesitate to ask your questions in the [[APL Orchard]] chat room. | ||
== For non-APL programmers == | |||
This is a list of tutorials and other resources of interest to someone who knows about programming or is familiar with another programming language, but wants to learn more about APL. | This is a list of tutorials and other resources of interest to someone who knows about programming or is familiar with another programming language, but wants to learn more about APL. | ||
<div style="column-width:20em"> | <div style="column-width:20em"> | ||
* APL Wiki's [[advanced examples]] | |||
* [https://chat.stackexchange.com/rooms/info/52405/the-apl-orchard?tab=conversations APL Cultivation] (chat lessons) | * [https://chat.stackexchange.com/rooms/info/52405/the-apl-orchard?tab=conversations APL Cultivation] (chat lessons) | ||
* [https://tryapl.org TryAPL online interpreter with lessons] | * [https://tryapl.org TryAPL online interpreter with lessons] | ||
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[[Category:Lists]] | [[Category:Lists]] | ||
== For novice APLers == | |||
If you already have a fair grasp of APL's [[primitive | If you already have a fair grasp of APL's [[primitive function]]s and [[primitive operator|operators]], you can sharpen your skills by challenging yourself with these: | ||
* [ | * [https://abrudz.github.io/crosswords/5/ APL Crossword 5]: Fill in expressions and snippets to fulfil all the clues. | ||
* [https://www.dyalog.com/2016-year-game.htm 2016 Year Game] | * [https://www.dyalog.com/2016-year-game.htm 2016 Year Game]: Find APL expressions involving exactly the digits 2 0 1 6 in that order to equal the numbers 0 to 100. | ||
* [https://www.dyalog.com/2017-code-golf-challenge.htm 2017 Code Golf Challenge]: Find the shortest possible APL expression that evaluates 1…52 without using any number or character literals. | |||
* [ | * [https://www.dyalog.com/student-competition.htm APL Problem Solving Competition]s — Try to solve past years' problems. | ||
== | == For old APLers == | ||
In the last decade, several implementations have extended APL with new primitives: | |||
=== Primtives === | |||
Functions: <source lang=apl inline>⊢</source> [[Identity|Same]], [[Right_identity|Right]]; | |||
<source lang=apl inline>⊣</source> [[Identity|Same]], [[Left_identity|Left]]; | |||
<source lang=apl inline>⌷</source> [[Materialise]], [[Squad indexing|Index]]; | |||
<source lang=apl inline>≡</source> [[Depth]], [[Match]]; | |||
<source lang=apl inline>≢</source> [[Tally]], [[Not Match]]; | |||
<source lang=apl inline>⍸</source> [[Where]], [[Interval Index]]; | |||
<source lang=apl inline>⊆</source> [[Nest]], [[Partition]] | |||
=== | Operators: <source lang=apl inline>∘</source> [[Bind]], [[Compose]]; | ||
<source lang=apl inline>⍤</source> [[Rank operator|Rank]]; | |||
<source lang=apl inline>⌸</source> [[Key]]; | |||
<source lang=apl inline>⌺</source> [[Stencil]]; | |||
<source lang=apl inline>⍠</source> [[Variant]] | |||
=== Lambdas === | |||
* [http://help.dyalog.com/16.0/Content/Language/Defined%20Functions%20and%20Operators/DynamicFunctions/Dynamic%20Functions%20and%20Operators.htm Intro] | |||
* [http://help.dyalog.com/16.0/Content/Language/Defined%20Functions%20and%20Operators/DynamicFunctions/MultiLine%20Dynamic%20Functions.htm Details] | |||
* [http://help.dyalog.com/16.0/Content/Language/Defined%20Functions%20and%20Operators/DynamicFunctions/Dynamic%20Operators.htm Operators] | |||
=== Tacit programming === | |||
[[Dyalog APL]] documentation: [http://help.dyalog.com/16.0/Content/RelNotes14.0/Function%20Trains.htm Intro], [http://help.dyalog.com/15.0/Content/Language/Introduction/Trains.htm Details] | |||
Videos: [https://www.youtube.com/watch?v=kt4lMZbn-so Short], [https://www.youtube.com/watch?v=A2LqqBosvY0 Long] | |||
* [[ | === Other features === | ||
* [[Keyword]]s | |||
* [[Object-oriented programming]] | |||
== | == How to's for advanced APLers == | ||
* [[Error trapping with Dyalog APL]] | |||
* [[Error trapping in Dyalog APL forms]] | * [[Error trapping in Dyalog APL forms]] | ||
* [[Calling APL from other languages]] | |||
* [[Calling other languages from APL]] | |||
* [[Performance tuning]] | |||
* [[APL on the web]] | |||
* [[Parallel computing]] | |||
Migrate https://aplwiki.com/CryptographyWithDyalogAndDotNet | * [[Cryptography]] <span style="background:yellow">← Migrate https://aplwiki.com/CryptographyWithDyalogAndDotNet</span> | ||
{{APL | {{APL development}} | ||