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January 21st, 2021, ISSUE 362

READING

Essential Effects

A book for learning effectful programming in Scala. Learn how to safely create, compose, and execute effectful Scala programs using the Typelevel Cats Effect library.
Adam Rosien (@arosien)
5 Blogs for Scala's Birthday

The public release of Scala was 17 years ago today. Here is a list of my favourite active Scala blogs.
Adam Gordon Bell (@adamgordonbell)
Monocle 3 Roadmap

A peek into the Future.
Julien Truffaut (@TheFpTower)
Higher-kinded data in Scala

Higher-kinded data is a reasonably well-known concept in the Haskell world, but I haven’t seen many people talking about it in Scala. I’ll use a real-world example to explain the concept and show how it can be useful.
Chris Birchall (@cbirchall)

VIDEOS

Objects and Companions in Scala

In this video we'll explore Scala objects, which implement the singleton pattern in a single line of code.
Daniel Ciocîrlan (@rockthejvm)

EVENTS

Essential Effects, 27th-29th January, Online Event

This course introduces Cats Effect as a tool for building resource-safe and concurrent applications. (US timezone). Use code 'scalatimes' for a 15% discount!
Inner Product (@InnerProductLLC)
Lambda Days 2021, 16th - 19th February, Virtual Event

Don't forget to check the Diversity Scheme - we have a pool of tickets to be distributed among participants from groups underrepresented in IT.
LambdaDays (@LambdaDays)
ZIO World, 1st March, Online Event

Join ZIO users and contributors for the inaugural ZIO World, which reveals ZIO 2.0, providing inspiration and new opportunities to create the most powerful reactive applications on the JVM. FREE of charge for all ZIO Contributors and Users.
Ziverge (@zivergetech)

RELEASES

combos

A library for validation combinators in Scala.
combos contributors
Akka 2.6.11

A bunch of improvements and bugfixes, enjoy!
Akka team (@akkateam)
Scala Native 0.4.0

A lot of updates and changes (including breaking changes), as well as bugfixes.
Scala Native contributors
Kamon APM

Kamon has a new website, and improved APM product, available in a free plan as well!
Kamon Team (@kamonteam)

VARIA

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