Contributions

Article
Do your interfaces always produce the same result, even if they are invoked repeatedly?
Article
You need to know that if you use the map type in your Ecto schema.
Article
A few words about deploying a new version of our application, with a migration which renames either column or table, on more than one node.
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A few words on concurrency, parallelism and how BEAM works.
Article
Elixir and the Erlang VM allow us to write highly available systems. Does that mean that we don't have to do anything to make them reliable?
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A few words about using Elixir code in database migrations.
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Migrating live data is risky. Let's analyze how to do that safely.
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In our systems, most business actions require changes across multiple contexts. How can we keep these contexts consistent?