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This episode is focused on using Elixir Streams. If you’ve just started learning Elixir and you’re wondering how and why you would want to use streams, this is a great episode to get started with.
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In this episode we’ll build a chat application that has multiple chat rooms. The rooms will be created dynamically from the URL and will use Phoenix Channels to provide realtime functionality.
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In part 2 we’ll update our application to allow users to add cryptocurrencies from the UI. Once added, we’ll display the cryptocurrency and update pricing every minute using a GenServer.
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In part one of this series we’ll lay the foundation for our application. First we’ll see how we can fetch cryptocurrency prices. Then we’ll create a GenServer to store the prices and add it to our supervision tree.
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