This week in #Scala (Mar 24, 2025)

Welcome to the new edition of #ThisWeekInScala!

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

New Content

• Martin Odersky on the Future of Scala, Learning, Teaching and the Quest for the Perfect Language

• JDK 17 will be the next minimum version required by Scala 3

• Strategies for Efficiently Parallelizing JVM Test Suites

• Infrastructure as types: introducing TypeOps

• Tiny tuple transformation library for scala 3

• Debugging session #2: Scala 3 lazy vals & serialization

• yaes, an experimental effect system in Scala based upon Capabilities and Algebraic Effects

• Designing the library powering Netflix's QoE with Scala 3

Events

• Announcing Scala Days 2025 (Lausanne, Switzerland, 19–21 August 2025)

• The CfP for Scala Days 2025 is now open

• Scala, Frontend and Software Architecture | Scalendar March 2025

• J On the Beach, May 14th - 16th, Malaga, Spain

• Functional World #16 | Scala in 2025: How to Start, What to Learn

• Scala Meetups in Hamburg (25th) & Berlin (26th), Germany

• CFP for Lambda Days, June 12th-13th 2025, Krakow, Poland

• Scalar 2025 Early Birds!

• [Scala meetups] Functional World | ScaLatin

Releases

• Scala 3.6.4 is here, with a lot of polishing under the hood

• sbt 2.0.0-M4 available

• zio-http 3.1.0 is out

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)