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I didn’t have room for this in my book, Advanced Functional Programming with Elixir , but I still thought it was worth sharing on my blog.
New
I learn best by writing, so I wrote up some higher-level notes on Ash from the Ash Framework book. I thought others might find it useful:
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More optics in Funx: when you need multiple foci, use a traversal.
Includes a Livebook
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Couldn’t fit optics in my book, but I can build them into Funx.
funx
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I just finished putting together interactive Livebook notebooks for every chapter of Advanced Functional Programming with Elixir.
You ca...
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Connect functional programming patterns to the libraries Elixir devs already use.
It’s a good idea, but I didn’t have space in the book....
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Yet another in my series on the Ash Framework.
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Another in my series of trimmings from Advanced Functional Programming with Elixir . This one explores how polymorphism relies on tags an...
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There are many ways to solve equality: duck typing, injection, protocol dispatch.
Here’s why Funx uses the one it does:
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Just checked in to see if Funx had hit 80 downloads.
Instead: 1,327. In a single day.
Any ideas on what happened?
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How to model equality as a domain rule.
Includes a Livebook so you can try it yourself.
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This post is a follow-up to some thoughtful comments I received on an earlier discussion. It digs deeper into polymorphism, a theme I als...
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Next in my series on the Ash Framework book. What makes Ash different?
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Adding to my series on the Ash Framework book.
elixirlang
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Can an LLM Tutor?
Sharing to see what folks think.
funx
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Last Three Year's Trending
Another in my series on the Ash Framework. Understanding actions from a functional programming perspective.
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I considered a plugin, but thought this might be a good job for an LLM.
This short post covers my strategy:
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Back from vacation and I thought I’d add to my series on the Ash Framework book.
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Avoid burying your domain rules in control flow.
Includes a Livebook so you can try it yourself.
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New post in my Ash Framework series.
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A new post in my series on the Ash Framework. This one looks at calculations and includes functional programming strategies for managing ...
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Early on I kicked around namespacing and protocols in Funx for quite a while. In this case, I think I was wrong.
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Connecting the pieces together.
Includes a Livebook
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Rules built from a consistent set of primitives with clear semantics are easier to reason about, review, and evolve.
Includes a Livebook...
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one explores the underlying mechanics of Ash validation and where Funx can help when checks need more structure or concurrency.
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We’ve seen how Lens and Prism let us extract values from nested data. Now we’ll use those same projections to build layered lexicographic...
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Adding to my series on the Ash Framework book.
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Same thing, different representations. That’s an Iso.
Includes a Livebook
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Includes a Livebook.
Like a Lens, a Prism is composable. In Elixir, it can also help manage missing keys or expected nils, but that is ...
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New blog post: After building out the Either DSL, I realized Funx needed a context-aware tap.
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