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In part one of this series we created a GenServer process that stores the pricing data for different cryptocurrencies. Now that we have a way to store the pricing data, we need to update our application so that when a user adds a cryptocurrency through the UI, the price will be tracked by our CoinWorker.
Currently when we add a coin from the UI we get an error. This is because we haven’t implemented an action to handle the post from our form. Let’s do that now…
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In this episode we’ll take an existing Elixir Phoenix application and build an Atom feed for it. To build the feed we’ll use the Atomex package.
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In this episode we’ll explore one way of mocking external HTTP requests when testing using ExVCR. ExVCR records the actual HTTP request and response and replays it whenever that test runs.
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In the final part of this series we’ll use Phoenix Channels to improve the UI so that our coin tracker page updates automatically when a new cryptocurrency price is found.
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