This week in #Scala (Feb 3, 2025)

Welcome to the new edition of #ThisWeekInScala!

This blog keeps you updated with the latest Scala and Reactive programming news.

You can now subscribe and get the newest edition directly into your inbox. Also please note, that I am gradually migrating this into Substack.

New Content

• Next Scala 3 LTS series will increase minimum required JDK version
• Google Summer of Code 2025: Call for Scala projects
• Recap of Advent of Code 2024
• Running Cask with Virtual Threads
• Zio Schema vs Rust Serde
• FastScala web framework update: new components & website
• Scala Macros and Metaprogramming course from Rock the JVM
• yantl: a newtype library that cares about error localization
• otel4s-doobie, an integration between Otel4s and Doobie based off natchez-extras
• ZIO Apache Arrow

Events

• CFP for Lambda Days, June 12th-13th 2025, Krakow, Poland
• Functional Scala 2024 [Online]
• Scalar 2025 Early Birds!
• [Scala meetups] Functional World | ScaLatin

Releases

• Scala 2.13.16 is here!
• Scala 3.6.3 is out!
• Mill 0.12.6 is out: native executables, BOM support, gradle migration support, and more!
• Scala CLI v1.6.1 has been released
• dotty-cps-async 1.0.0 is out
• Chimney 1.7.0 — with transformations from multiple values and recursive Patchers
• scala-nimbus-jose-jwt 2.3.0 is out
• chimney 1.7.0 available

Learning Materials

• Online Courses (MOOCs) from The Scala Center
• Functional Programming in Scala JetBrains course
• Scala 3 Metaprogramming Learning Resources
• The Functional Programming in Scala Course Is Out!
• Functional Declarative Design: A Comprehensive Methodology for Statically-Typed Functional Programming Languages
• Get Programming with Scala by Daniela Sfregola (30% off)
• Play for Scala (30% off)
• Grokking Functional Programming (30% off)
• Functional Programming for Mortals (pay as much as you want)
• Essential Effects by Adam Rosien (20% off)
• Programming in Scala, Fifth Edition
• Functional Event-Driven Architecture: Powered by Scala 3 is now 100% complete
• Zionomicon (code is thisweekinscala)
• Supercharge Scala Future | FP-Tower (50% off)