This week in #Scala (Jan 27, 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

• Controversial Pre-SIP: A Syntax for Collection Literals
• Declaring Implicits
• Random Scala Tip #697: Avoid Anonymous Functions as Dependencies
• Above All Event System, a Parent/Absract Event System with Scala
• otel4s-doobie: integration between Otel4s and Doobie
• FastScala web framework update: new components & website
• ZIO Apache Arrow

Events

• Scala meetups & conferences | Scalendar January 2025
• CFP for Lambda Days, June 12th-13th 2025, Krakow, Poland
• Functional Scala 2024 [Online]
• Scalar 2025 Early Birds!
• [MEETUP] London Scala 2025 kickoff events (Jan 29)

Releases

• Scala 2.13.16 is here!
• Scala CLI v1.6.1 has been released
• Metals 1.5.0 has been released!
• raise4s 0.5.0 is out
• Scala.js 1.18.1 released
• Jar Jar Abrams 1.14.1 and sbt-assembly 2.3.1 released
• dotty-cps-async 1.0.0 with commercial support.
• scala-parallel-collections 1.2.0 released
• Pekko 1.1.3 is out
• Virtual thread support in Cask 0.9.6 with large speedups for heavily-blocking applications
• Chimney 1.7.0 — with transformations from multiple values and recursive Patchers

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)