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October 10th, 2019, ISSUE 295


Tour of Akka Typed: Event Sourcing

Exploring one of the most popular use-cases for Akka.
Manuel Bernhardt (@elmanu)
Optional Is the New Mandatory

The solution for one of the biggest mistakes made in computer science, the invention of the null reference.
Riccardo Cardin (@riccardo_cardin)
Visitors - a tale of generalization

(Not so) ugly cousin of pattern matching.
Marek Żarnowski
Working with Databases using Scala and Quill

A walk through the basis of using a relational database from Scala, using the Quill query library.
Li Haoyi (@li_haoyi)
TMWL September’19 - Scala with JDK8, toString() method and ASCI art on the type level

SoftwareMill (@softwaremill)
dotty indent syntax - I found it easy once I used it

Proving Primality with GADTs

An exploration of the Curry–Howard correspondence.
Christophe Calvès (@chrilves)
Making ordinary classes Rich!

Let's add additional feature methods to the class.
Lalit Vatsal (@lprakashv)
Play 2[Scala], React.js,GraphQL- Part 1

A small demo on how React.js, GraphQL and Play 2 Framework can be used together to create a very basic working application.
Dipro Chowdhury
Spark NLP: Installation on Mac and Linux (Part-II)

How to install Spark NLP in different environments.
Veysel Kocaman
Monorepo or Multirepo? Role-Based Repositories

How to organize your code?
Paul S.
JupyterLab for complex Python and Scala Spark projects

How can you use HupyterLab for projects that have a big codebase?
Sébastien Derivaux (@SebVentures)
GoF design patterns in Scala: Command v2, now with typeclasses

The implementation of the Command pattern. The second version: fully functional, based on typeclasses.
Manuel Rodríguez
Top Link of September: Top 10 Scala libraries for data science

This toolkit got so much attention last month, that it's high time to revisit it!
Ambika Choudhury


Giter8 - Part 1 - Crash Course

In this video we will learn about Giter8 aka g8 which is a command line tool that generates files and directories from templates published on GitHub or any other git repository.
DevInsideYou (@DevInsideYou)


Motivating Scala, October 16th, Reston, VA (USA)

"Motivating Scala" is a high-level examination of the key advantages for using Scala as your primary development language. Some of the topics to be covered include functional programming paradigms, code brevity, and JVM interoperability.
Scala DC - MD - NOVA
Lambda World, Cádiz, Spain, October 17th - 18th

Use our link to get a special discount for Scala Times readers!
Lambda World (@lambda_world)
Code Mesh, London, November 7th - 8th

Get your tickets now!
CodeMesh (@CodeBEAMio)
BeeScala, Ljubljana, Slovenia, November 21st - 21rd

Don't miss your ticket for this unique conference!
BeeScala (@BeeScalaConf)
Tech Triveni, IIC Delhi, India, November 23rd - 24th

Grab special 10% discount code for Scala Times readers: TechTriveni10
Tech Triveni
ScalaConf.ru, Moscow, Russia, November 26th

Get ready for this exceptional event in Russia!
Lambda Days, February 13th -14th 2020, Kraków, Poland

Call for talks and very early bird tickets are both open! Full paper submission by November 15th, draft paper submission by January 13th (we strongly suggest the first deadline).
Lambda Days (@LambdaDays)
ScalaUA, April 3th-4th, 2020 Kyiv, Ukraine

CFP is on! Also: Super Early Bird tickets are available on website till 2019.12.31, and Wholesale 10+ tickets are available till 2020.04.02.
ScalaUA (@ScalaUA_Conf)


Monocle 3 (discussion)

Proposed changes for the next major version.
Julien Truffaut (@JulienTruffaut)

Template for Play2.7.x projects, including all official Play Framework dependencies, WebJars and JQuery.
Mike Slinn (@mslinn)

SBT template for projects written in Scala and other JVM languages.
Mike Slinn (@mslinn)

An ONNX (Open Neural Network eXchange) API, Code Generator and Backend for Typeful, Numerically Generic, Functional Deep Learning in Scala.
Alex Merritt


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