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When faking external services in tests, start with something simple. I like having a public interface to adapters and having an in-memory adapter for tests. Let me show you an example.
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The financial metaphor is often thrown around engineering departments, but how do you actually deal with it?
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A look at syntactic sugar for chaining async functions in multiple languages.
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A look at value-less types such as Elm’s Never.
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What should you be thinking about when scaling your product?
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Lean on Elm’s friendly compiler to enforce currency-related constraints.
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Because who doesn’t like a good ole mystery?
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This tricky bug requires us to pull out a variety of debugging techniques.
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Re-use collection query logic within model instances to avoid duplication and get the best performance.
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To get into web development, you probably need to learn less that you think.