Scala Curated

This is a curated list of various Scala resources.

Blogs & Resources

• Scala Ukraine Knowledge Base
• DevInsideYou
• Daniel Westheide

Scala Courses & Projects

• asarkar/99-scala
• Ninety-Nine Scala Problems
• logosoft/HackerRank-Functional-Programming/

Language

• New in Scala 3
• Array vs ArrayBuffer
• Guides and Overviews
• Collections Performance Characteristics
• How do I pattern match arrays in Scala?
• What’s the implication of protected keywords in class definition in Scala?
• What’s New in Scala 2.8: Chained Package Clauses
• Scala pattern matching on sequences other than Lists
• Implicit vs Scala 3’s Given
• Visual Scala Reference
• Concurrency in Scala
• The Neophyte’s Guide to Scala Part 8: Welcome to the Future
• The Neophyte’s Guide to Scala Part 9: Promises and Futures in practice

Type Classes

• Scala with Cats
• Semigroups and Monoids in Scala
• Cats: Essential Type Class Hierarchy, Explained
• Free monad or tagless final?
• Tagless Final
• Free Monad in Scala
• Intro to Cats-Effect
• Revisiting Tagless Final Interpreters

Testing

• ScalaCheck custom generator examples
• davidallsopp/PropertyTests.scala
• Property Based Testing: ScalaTest + ScalaCheck
• Generators in Detail
• nelanka/ScalaCheckExamples.scala
• Generating functions in Scalacheck
• QuickCheck, Hedgehog, Validity