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January 24th, 2019, ISSUE 258

READING

Scala Days 2019 - Celebrating Collaborative Success

This blog aims to answer various questions we’ve been asked in the last 6 months.
Darja Jovanovic (@darjutak)
Scala community build grows, adds Scala 2.13 and JDK 11

This post highlights the progress the community build has made in the last year.
Seth Tisue (@SethTisue)
Type-checked triple equals: Scala test

Learn how to use this custom way for equality checks.
Ayush Mittal
Using Scala Plugins From Gradle

A short example of how to do this outside sbt.
Damian Reeves
Exploring Explicit Nulls in Dotty

This project seeks to make it illegal to put null into a reference type unless you explicitly say that there might be one there.
Mark "Justin" Waks (@jducoeur)
Efficiently Compiling Spark Jobs Built in Scala and SBT on Build Machines

Finding ways to make the deployment efficient can greatly improve the process, and that can be achieved with a few simple strategies.
Adel Helal
What does Haskell do better than Scala?

This is a serious question, and there are quite a few serious and interesting answers!
hmemcpy

PRESENTATIONS

Homegrown #Scala Collections - Part 22 - FORmidable Comprehensions in Depth

In this video we will learn about for comprehensions and see what exactly they desugar to.
DevInsideYou (@DevInsideYou)

EVENTS

Scalar, Warsaw, Poland April 5-6, 2019

Join the next edition of the largest Scala conference in central Europe!
SoftwareMill (@softwaremill)
Lambda Days, Kraków, Poland, February 21-22, 2019

Use promo code SCALArlz10 for a 10% discount for our readers!
LambdaDays (@LambdaDays)
flatMap(Oslo), May 8-9, 2019

Use promo code SCALATIMES for a discount for our readers!
flatMap(Oslo) (@flatmaposlo)

RELEASES

seed

Build tool for Scala projects.
Tim Nieradzik (@timnieradzik)
univeq

Safer universal equivalence (==) for Scala.
David Barri (@japgolly)
Lightbend Orchestration 1.6.0

Lightbend Orchestration is a suite of tools that helps you deploy Lagom applications to OpenShift and Kubernetes. Lightbend Orchestration 1.6.0 is a maintenance release to catch up with Akka Management updates.
Eugene Yokota (@eed3si9n)
newtypes

Better newtypes for Scala.
Alexander Konovalov (@alexknvl)
scala-native-wasm

Running Scala in WebAssembly through Scala Native.
Shadaj Laddad (@ShadajL)
cats-effect 1.2.0

This release is binary compatible with 1.1.0 and the 1.x series. Adds new operations on Resource, fixes bugs, updates Scala to 2.12.8.
cats-effects contributors
Announcing Dotty 0.12.0-RC1

Extension Methods, TASTy Reflect goodies, Alignments with the Scala Improvement Process, Improvements to GADT support.
Dotty contributors

VARIA

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