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Rethought my proposed changes and tried to maintain the original "flavour"
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Follow one or a couple of these tutorials through and play around a bit. To learn APL the advice is similar to that for learning other languages: have a goal (something you want to accomplish) and try to do it. Along the way you are sure to come across the pitfalls and gotchas of the language, and with time you may come to understand what APL thinking means.
Follow one or a couple of these tutorials through and play around a bit. To learn APL the advice is similar to that for learning other languages: have a goal (something you want to accomplish) and try to do it. Along the way you are sure to come across the pitfalls and gotchas of the language, and with time you may come to understand what APL thinking means.


== For non-APL programmers ==
== For programmers unfamiliar with 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.
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.
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* [[APL-eusis]]: A game for honing your ability to "think in APL".
* [[APL-eusis]]: A game for honing your ability to "think in APL".
== For old APLers ==
In the last decade, several implementations have extended APL:
* New primitive 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]]
* New primitive operators: <source lang=apl inline>∘</source> [[Bind]], [[Beside]]; <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 ([[dfns]]): [https://help.dyalog.com/16.0/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]]: [[Dyalog APL]] documentation: [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]
* Other features: [[Keyword]]s; [[Object-oriented programming]];[[namespaces]]


== For advanced APLers ==
== For advanced APLers ==
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* [[WPF XAML Demo]]
* [[WPF XAML Demo]]
== 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.
* New primitive 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]]
* New primitive operators: <source lang=apl inline>∘</source> [[Bind]], [[Beside]]; <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 ([[dfns]]): [https://help.dyalog.com/16.0/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]]: [[Dyalog APL]] documentation: [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]
* Other features: [[Keyword]]s; [[Object-oriented programming]];[[namespace]]s


{{APL development}}
{{APL development}}
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