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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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To facilitate self-study, the resources here are classified by target audience. However, if you get stuck, don't hesitate to request help in | To facilitate self-study, the resources here are classified by target audience. However, if you get stuck, don't hesitate to request help in one of the many [[chat rooms and forums]] or [https://stackoverflow.com/questions/ask?tags=apl ask a question on Stack Exchange]. | ||
It may be beneficial to learn the APL [[terminology]]. | It may be beneficial to learn the APL [[terminology]]. | ||
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* [http://www.microapl.com/apl/learn_apl.html Learning APL with APLX] (also [https://www.microapl.com/apl/LearningAPLwithAPLX.pdf as PDF]) | * [http://www.microapl.com/apl/learn_apl.html Learning APL with APLX] (also [https://www.microapl.com/apl/LearningAPLwithAPLX.pdf as PDF]) | ||
* [https://romilly.github.io/o-x-o/an-introduction.html MENACE in APL] (early [[wikipedia:reinforcement learning|reinforcement learning]] project) | * [https://romilly.github.io/o-x-o/an-introduction.html MENACE in APL] (early [[wikipedia:reinforcement learning|reinforcement learning]] project) | ||
* [http://robertson.uk.net/Files/APL1 | * [http://robertson.uk.net/Files/APL1+2.pdf A Practical Introduction to APL 1 & 2] (3 & 4 is [[#For novice APLers|for experts]]) | ||
'''Text''' | '''Text''' | ||
* APL Wiki's [[simple examples]] | * APL Wiki's [[simple examples]] | ||
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== Haven't used APL in a while? == | == Haven't used APL in a while? == | ||
Those who learned APL "in the early days" should note that several implementations have made significant extensions to the language and system in the last decade or two. | Those who learned APL "in the early days" should note that several implementations have made significant extensions to the language and system in the last decade or two. | ||
<div style="column-width:40em"> | |||
* | '''General''' | ||
* [https://www.youtube.com/watch?v=XN1l1WiYc_o Dyalog APL for other APL users] (video) | |||
* New primitive functions | * [[Assignment]] | ||
* [[Control structure]]s | |||
* [[Namespace]]s | |||
* [[Migration level]] | |||
* [[User-defined operator]]s | |||
* [[Error trapping with Dyalog APL|Error trapping]] | |||
* [[Shyness]] | |||
* [[Namelist]]s | |||
* [[Keyword]]s | |||
* [[Object-oriented programming]] | |||
* [[Total array ordering]] | |||
* [[Leading axis theory]] | |||
* [[Complex number]]s | |||
'''New primitive functions''' | |||
* [[GCD]] and [[LCM]] | |||
* [[Identity|Same]] (<syntaxhighlight lang=apl inline>⊢</syntaxhighlight> and <syntaxhighlight lang=apl inline>⊣</syntaxhighlight>) | |||
* [[Materialise]] and [[Squad indexing|Index]] (<syntaxhighlight lang=apl inline>⌷</syntaxhighlight>) | |||
* [[Depth]] and [[Match]] (<syntaxhighlight lang=apl inline>≡</syntaxhighlight>) | |||
* [[Tally]] and [[Not Match]] (<syntaxhighlight lang=apl inline>≢</syntaxhighlight>) | |||
* [[Nub Sieve]] (<syntaxhighlight lang=apl inline>≠</syntaxhighlight>) | |||
* [[Where]] and [[Interval Index]] (<syntaxhighlight lang=apl inline>⍸</syntaxhighlight>) | |||
* [[Nest]] and [[Partition]] (<syntaxhighlight lang=apl inline>⊆</syntaxhighlight>) | |||
'''New primitive operators''' | |||
* [[Power (operator)|Power operator]] | |||
* [[Commute]] and [[Constant]] (<syntaxhighlight lang=apl inline>⍨</syntaxhighlight>) | |||
* [[At]] (<syntaxhighlight lang=apl inline>@</syntaxhighlight>) | |||
* [[Bind]] and [[Beside]] (<syntaxhighlight lang=apl inline>∘</syntaxhighlight>) | |||
* [[Atop (operator)|Atop]] and [[Rank]] (<syntaxhighlight lang=apl inline>⍤</syntaxhighlight>) | |||
* [[Over]] (<syntaxhighlight lang=apl inline>⍥</syntaxhighlight>) | |||
* [[Key]] (<syntaxhighlight lang=apl inline>⌸</syntaxhighlight>) | |||
* [[Stencil]] (<syntaxhighlight lang=apl inline>⌺</syntaxhighlight>) | |||
* [[Variant]] (<syntaxhighlight lang=apl inline>⍠</syntaxhighlight>) | |||
* [[Spawn]] (<syntaxhighlight lang=apl inline>&</syntaxhighlight>) | |||
'''Lambdas ([[dfn]]s)''' | |||
* [https://help.dyalog.com/latest/Content/Language/Defined%20Functions%20and%20Operators/DynamicFunctions/Dynamic%20Functions%20and%20Operators.htm Intro] | |||
* [https://help.dyalog.com/latest/Content/Language/Defined%20Functions%20and%20Operators/DynamicFunctions/MultiLine%20Dynamic%20Functions.htm Details] | |||
* [https://help.dyalog.com/latest/Content/Language/Defined%20Functions%20and%20Operators/DynamicFunctions/Dynamic%20Operators.htm Operators] | |||
* [https://dfns.dyalog.com/n_contents.htm The dfns workspace] (collection of categorized utilities with extensive comments and notes) | |||
'''[[Tacit programming]]''' | |||
* [https://help.dyalog.com/16.0/Content/RelNotes14.0/Function%20Trains.htm Intro] | |||
* [https://help.dyalog.com/latest/Content/Language/Introduction/Trains.htm Details] | |||
* [https://www.youtube.com/watch?v=kt4lMZbn-so Short video] | |||
* [https://www.youtube.com/watch?v=A2LqqBosvY0 Long video] | |||
* [https://chat.stackexchange.com/rooms/52405/conversation/lesson-23-transcribing-to-and-reading-trains APL Cultivation lesson] | |||
* [[Function composition]] | |||
</div> | |||
{{APL development}}[[Category:Lists]][[Category:Resources]] | {{APL development}}[[Category:Lists]][[Category:Resources]] | ||