Preparing for the Journey Ahead

Welcome to this incredible journey! This is the beginning of an odyssey that will take you through the many features of Elixir, and how to use them to build, test, deploy, and maintain applications. This journey may require some shifting of your mindset and how you think about programming (and problem-solving in general) if you're not already familiar with functional programming.

Before diving into this book, we want to point out that this introductory chapter is deliberately short. Although we'll be introducing the language, its tooling, and its ecosystem, this won't be a complete reference guide. Elixir treats documentation as a first-class citizen, and this is shown in the incredible documentation of its ...

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