Michał Płachta

Makes things alive using computers. For fun and for living.

Polyglot programmer & functional programming enthusiast. Husband, father, cyclist, avid fan of coffeine, theine and mateine. Loves the human component in software projects. Works @ Reality Games (reality.co). Has a blog at michalplachta.com.

You will learn how to cut your applications into isolated pieces. The talk is based on a multiplayer, purely functional version of Prisoner’s Dillema.

Our programs consist of business logic, communication, persistence & logging. We want to keep them apart and reason about each of them separately. Enter free monad. I will show you an application which uses pure DSLs & side-effecting interpreters. Then I will introduce Freestyle library and compare the free monad style to free applicative and tagless final.

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