March 2018
Intermediate to advanced
244 pages
6h 10m
English
Content preview from Adopting ElixirBecome an O’Reilly member and get unlimited access to this title plus top books and audiobooks from O’Reilly and nearly 200 top publishers, thousands of courses curated by job role, 150+ live events each month,
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Lay of the Land
You may use three main strategies to integrate with external code. Each strategy has a different level of coupling. With the tightest coupling first, here they are:
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Strategy 1: Your application can share the same memory address space. Think of it as a function running in the same OS process. You can load the external code inside the VM that is running your Elixir code. This is implemented in the Erlang VM using the so-called native implemented functions (NIFs).
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Strategy 2: Your code can invoke the external code as a separate program on the same machine. Think of this strategy as a different OS process, but running on the same machine. In Elixir, we do so by using ports.
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Strategy 3: You can communicate with the external code over ...
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I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.