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July 30th, 2021, ISSUE 389

READING

An intro to the Scala presentation compiler

An insight into how the presentation compiler powers the completions feature (and others) of popular Scala tooling.
Chris Kipp (@ckipp01)
From Scala 2 shapeless to Scala 3

How do Scala 3 generic programming features replace (at least some) functionalities of Shapeless?
Mike Limansky (@mike_limansky)
IntelliJ Scala Plugin 2021.2

Better Scala 3 support and package search are coming to the most popular Scala IDE
Pavel Fatin (@pavelfatin)
Scastie with Scala 3

Scastie now supports Scala 3 and uses it as the default target!
Bùi Việt Thành

VIDEOS

Tooling Talks Episode 3 - Justin Kaeser

A talk with Justin Kaeser on ... you guessed it, Scala tooling!
Chris Kipp (@ckipp01)
Getting Started with ZIO in Scala3, part 7 - ZLayer

In this video we will continue implementing our own version of ZIO. In this one we introduce the ZLayers that allow us to hide the zio.Has introduced in the previous video.
Vladyslav Pekker (@DevInsideYou)

EVENTS

Advanced ZIO (SF - Bay Area Edition), Aug 30th - Sep 3rd

In this course, developers will explore the edges and corners of the ZIO library, taking a close look at the fine-grained interruption, custom concurrency structures, streams, application configuring and tuning, and metrics and monitoring. Use our link to get a 20% discount for Scala Times readers!
John A. De Goes (@jdegoes)
12th ACM SIGPLAN Scala Symposium Call for Papers

Paper submission: August 5, 2021, Paper notification: September 6, 2021, Camera ready: September 10, 2021, Scala Symposium 2021: October ???, 2021
Scala Symposium
Functional Design (SF - Bay Area Edition), Sep 27th - Oct 1st

In this course, developers will learn how to write simple functional solutions to everyday business problems, without jargon and without type classes. Use our link to get a 20% discount for Scala Times readers!
John A. De Goes (@jdegoes)
Functional Scala Fundamentals (SF - Bay Area Edition), Oct 17th - 22nd

In this course, developers will learn the foundations of functional Scala, including language features that are unique to functional Scala, core concepts in functional programming, and proven techniques for developing robust and powerful applications in functional Scala. Use our link to get a 20% discount for Scala Times readers!
John A. De Goes (@jdegoes)
ZIO Hackathon, Oct 29th - 31st (CET)

Join this free event! We will share and learn about ZIO and related projects; chat about functional programming, functional Scala, and much more; work on fun projects; and get to know one another.
Ziverge (@zivergetech)
ScalaCon, November 2nd - 5th

ScalaCon is a collaborative project brought to you by the folks behind Scala eXchange and Scala Days! Join us for two conferences packed with over 43 talks, networking opportunities, virtual sponsor booths, and a safe space for talking about our favorite language, its past , present, and future. Use code SCTIMES10 for a special discount for our readers!
ScalaCon (@scalacon)
Build Web Servers with ZIO (SF - Bay Area Edition), Nov 15th - 19th

In this course, developers will use ZIO and best-in-breed libraries to rapidly construct web applications that are scalable; easy to test, refactor, and maintain; and which never leak resources or deadlock. Use our link to get a 20% discount for Scala Times readers!
John A. De Goes (@jdegoes)
Functional Scala, Dec 2nd - 3rd

Functional Scala 2021 returns for another year of great talks, familiar and fresh spaces, and positive energy around the power of functional Scala for delivering compelling solutions to the toughest technology problems. Use promo code SCALATIMES10 for a discount for our readers!
Functional Scala (@FunScala2021)

RELEASES

macwire 2.4.0

An reimplementation of a majority of macwire features using the new macros, bringing lightweight DI to Scala 3
Adam Warski (@adamwarski)
cats-effect 3.2.0

Fixes for guarantee, async/await support and a comeback of fiber tracing!
Daniel Spiewak (@djspiewak)
zio 2.0.0-M1

The first milestone of what's coming up in ZIO 2.0: performance, ergonomics, better streaming
Adam Fraser (@adamfraser)
clear-config 2.0.0

A config library that focuses on clarity, now with Scala 3 support!
David Barri (@japgolly)
scala-graal 1.2.0

Hide the GraalVM boilerplate when interfacing with embedded languages from Scala - with Scala 3 support
David Barri (@japgolly)





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