You Gotta Have Heart

It’s one of an embedded developer’s worst nightmares: You have devices in the field, on remote sites, where you don’t have access to local staff to serve as your hands. You’re far from the devices, maybe on a different continent, even, and now you have a device that’s no longer responding to network requests, or not sending event data as expected. It is a terrible feeling. If you’re using Nerves to build firmware, you have tools at your disposal to help keep your devices online. [Read More]

Mocks and Explicit Contracts in Nerves

If you are not super new to Elixir, you may have read this blog post by José Valim. If you haven’t read it, you may want to check it out. This post references it frequently.

Nerves puts a lot of focus into spending as much time developing your application on your host machine. This means you can rapidly develop your application, write tests, etc. When you feel it is ready you can then burn your firmware to a device and it will just work. This has an issue though.

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nerves  mock  stub