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FS2 Kafka is a great library that simplifies reasoning around Kafka by representing event flow as fs2 streams. In that part we’ll take a look how to encode ADTs, tackle re-processing of events, and how to commit batches of offsets.

fs2-kafka introduction: deserialization with careful error handling

20 minute read

FS2 Kafka is a great library that simplifies reasoning around Kafka by representing event flow as fs2 streams. The note is devoted to step-by-step deserialization with careful error management.

Selection functions are interesting notion with tricky implementation

21 minute read

Selection functions is topic you can find mostly in research papers. My intention is helping with first steps. The notion itself is simple but implementation shows unobvious patterns.

Write Y Combinator to understand recursions better

35 minute read

Implementation of Y Combinator from scratch (in Scala). It helps to understand structure of recursions. In the post we’ll take a look how to approach recursive functions without self-reference.

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Algorythms

Solve CNF with Tarjan

17 minute read

Today I want to describe my journey of writing a purely functional implementation for solving 2-satisfiability problem. Essentially it is a problem of assignment of boolean values to the given boolean formula. It is the special case of common bool...

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applications

Dependency management in Scala

33 minute read

Application dependency management in Scala: DI, ZIO and Monad Transformers

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Anton Kovalevsky

Posts by Category

cats

scala

Algorythms

applications