Rock the JVM

JUNE 13, 2024

We will use Scala 3.4.1 , sbt 1.9.9 , docker , pekko and its modules to complete our project. Use an official OpenJDK runtime as a parent image FROM hseeberger/scala-sbt:17.0.2_1.6.2_3.1.1 # Update the repository sources list and install required packages RUN apt-get update && apt-get install -y docker.io # docker.io

Scala 52

Scala Coding Engineering Bytes 52

Rock the JVM

DECEMBER 17, 2023

Setting Up Let’s create a new Scala 3 project and add the following to your build.sbt file. The UDP Server Create Fs2Udp.scala in the following path, src/main/scala/com/rockthejvm/fs2Udp/Fs2Udp.scala and add the following code: package com.rockthejvm.fs2Udp import cats.effect. val scala3Version = "3.3.1" lazy val root = project.

Scala 90

Scala Bytes Java Coding 90

Knowledge Hut

MAY 3, 2024

If you search top and highly effective programming languages for Big Data on Google, you will find the following top 4 programming languages: Java Scala Python R Java Java is one of the oldest languages of all 4 programming languages listed here. Scala is a highly Scalable Language. Scala is the native language of Spark.

Scala 52

Scala Java Python Programming Language 52

Rock the JVM

OCTOBER 1, 2023

Scala is not officially supported at the moment however the ScalaPB library provides a good wrapper around the official gRPC Java implementation, it provides an easy API that enables translation of Protocol Buffers to Scala case classes with support for Scala3, Scala.js, and Java Interoperability. Setting Up. in ( file ( "protobuf" )).

Scala 61

Scala Metadata Transportation Java 61

Rock the JVM

MAY 22, 2023

This article is all about choosing the right Scala course for your journey. How should I get started with Scala? Do you have any tips to learn Scala quickly? How to Learn Scala as a Beginner Scala is not necessarily aimed at first-time programmers. Which course should I take?

Scala 52

Scala Java Programming Language Programming 52

Rock the JVM

JULY 26, 2023

SNAPSHOT" , scalaVersion := scala3Version , libraryDependencies ++= Seq ( emberServer , emberClient , http4sDsl , http4sCirce , ciris , cirisCirce ) ++ circeLibs ) We use Scala 3 in this tutorial, if you need to use Scala 2.13, you can do so with minimal code changes. val Http4sVersion = "0.23.18" val CirisVersion = "3.2.0" pure [ F ].

Scala 52

Scala Coding Accessible Accessibility 52

Rock the JVM

JANUARY 8, 2023

Antonio is an alumnus of Rock the JVM, now a senior Scala developer with his own contributions to Scala libraries and junior devs under his mentorship. Which brings us to this article: Antonio originally started from my Sudoku backtracking article and built a Scala CLI tutorial for the juniors he’s mentoring.

Scala 52

Scala Java Algorithm Utilities 52

Rock the JVM

JULY 26, 2023

If you want to master the Typelevel Scala libraries (including Http4s) with real-life practice, check out the Typelevel Rite of Passage course, a full-stack project-based course. HOTP scala implementation HOTP generation is quite tedious, therefore for simplicity, we will use a java library, otp-java by Bastiaan Jansen.

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Scala Java Bytes Algorithm 92

Rock the JVM

JANUARY 22, 2024

Introduction The Typelevel stack is one of the most powerful sets of libraries in the Scala ecosystem. They allow you to write powerful applications with pure functional programming - as of this writing, the Typelevel ecosystem is one of the biggest selling points of Scala. The Typelevel stack is based on Cats and Cats Effect.

Scala 57

Scala SQL Database Coding 57

Rock the JVM

JUNE 5, 2023

Http4s is one of the most powerful libraries in the Scala ecosystem, and it’s part of the Typelevel stack. If you want to master the Typelevel Scala libraries with real-life practice, check out the Typelevel Rite of Passage course, a full-stack project-based course. by Herbert Kateu Hey, it’s Daniel here. val scala3Version = "3.2.2"

Scala 52

Scala Coding Accessible Accessibility 52

Rock the JVM

JUNE 5, 2023

Http4s is one of the most powerful libraries in the Scala ecosystem, and it’s part of the Typelevel stack. If you want to master the Typelevel Scala libraries with real-life practice, check out the Typelevel Rite of Passage course, a full-stack project-based course. by Herbert Kateu Hey, it’s Daniel here. val scala3Version = "3.2.2"

Scala 52

Scala Coding Accessible Accessibility 52

Rock the JVM

SEPTEMBER 3, 2023

Play Framework “makes it easy to build web applications with Java & Scala”, as it is stated on their site, and it’s true. In this article we will try to develop a basic skeleton for a REST API using Play and Scala. PlayScala plugin defines default settings for Scala-based applications. import Keys._

Scala 52

Scala Database Project Coding 52

Rock the JVM

OCTOBER 30, 2022

This article is for Scala beginners. After you learn the language, the next big thing you need to master is how to write essential “algorithms” in Scala. This tends to make algorithms in Scala quite difficult. This article works identically for Scala 2 and Scala 3. map ( row => row. mkString ( " " )).

Scala 40

Scala Algorithm Java Coding 40

Rock the JVM

NOVEMBER 27, 2022

This article is for Scala developers of all levels - you don’t need any fancy Scala knowledge to make the best out of this piece. For those who don’t know yet, almost the entire Twitter backend runs on Scala, and the Finagle library is at the core of almost all Twitter services. Finagle is an RPC library for distributed systems.

Scala 40

Scala Algorithm Systems Building 40

Rock the JVM

NOVEMBER 6, 2022

This article is for aspiring Scala developers. As the Scala ecosystem matures and evolves, this is the best time to become a Scala developer, and in this piece you will learn the essential tools that you should master to be a good Scala software engineer. Read this article to understand what you need to work with Scala.

Scala 40

Scala Java Programming Language Software Engineer 40

Advancing Analytics: Data Engineering

APRIL 23, 2020

The thought of learning Scala fills many with fear, its very name often causes feelings of terror. The truth is Scala can be used for many things; from a simple web application to complex ML (Machine Learning). The name Scala stands for “scalable language.” So what companies are actually using Scala?

Scala 52

Scala Big Data Data Engineering Data Engineer 52

Waitingforcode

SEPTEMBER 27, 2023

It's always a huge pleasure to see the PySpark API covering more and more Scala API features. But since the API is a little bit different than the one available on the Scala side, I wanted to take a deeper look. Starting from Apache Spark 3.4.0 you can even write arbitrary stateful processing jobs!

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Process Scala IT 147

Confluent

DECEMBER 8, 2020

If you’re getting started with Apache Kafka® and event streaming applications, you’ll be pleased to see the variety of languages available to start interacting with the event streaming platform. It […].

Scala 116

Scala Kafka IT 116

Analytics Vidhya

APRIL 28, 2023

It is a famous Scala-coded data processing tool that offers low latency, extensive throughput, and a unified platform to handle the data in real-time. Introduction Apache Kafka is an open-source publish-subscribe messaging application initially developed by LinkedIn in early 2011.

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Kafka Scala Coding Data Process 201

Waitingforcode

OCTOBER 4, 2023

However, due to Python duck typing, some operations are more difficult and more risky to express in the code than in the strongly typed Scala API. Having applyInPandasWithState in the PySpark API is huge!

Scala 147

Scala Python Coding 147

Zalando Engineering

MAY 23, 2016

It’s no secret that Zalando Tech has had its hands full lately with its participation in several Scala conferences and meetups. As a company who practices Radical Agility , our use of Scala has skyrocketed and it’s now one of our most adopted programming languages amongst developers. So, where have we been in the Scala world?

Scala 40

Scala Programming Language Technology Programming 40

databricks

APRIL 24, 2024

Run SQL, Python & Scala workloads with full data governance & cost-efficient multi-user compute. Unlock the power of Apache Spark™ with Unity Catalog Lakeguard on Databricks Data Intelligence Platform.

Data Governance 117

Data Governance Government Scala SQL 117

Zalando Engineering

APRIL 18, 2017

The backend of Quala is called “tinbox” and is written in Scala , using many type-intensive libraries such as Shapeless , Circe , Grafter , and http4s/rho. One important design goal behind these libraries is to reduce boilerplate by letting the Scala compiler generate as much ceremony code as possible. versus Hydra. compiler is used!

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Scala Coding Project Java 40

Zalando Engineering

JANUARY 8, 2018

Leveraging the full power of a functional programming language In Zalando Dublin, you will find that most engineering teams are writing their applications using Scala. We will try to explain why that is the case and the reasons we love Scala. How I came to use Scala I have been working with JVM for the last 18 years.

Scala 40

Scala Bytes Java Programming 40

Snowflake

JUNE 20, 2024

The assessment is built by scanning any codebase written in Python or Scala and outputting a readiness score for conversion to Snowpark. As a result, the tool can take in both code files and notebooks with multiple languages (such as Scala, Python and SQL) at the same time.

Data Engineering 91

Data Engineering Data Engineer Scala Engineering 91

Zalando Engineering

DECEMBER 1, 2015

Zalando technologists have been using Scala in production since 2014, when we began transforming our monolithic architecture into microservices. Much of our Scala development is done by the engineers in our Brand Solutions department, which builds products and services to support Zalando’s brand-partners.

Scala 40

Scala Java Architecture Engineering 40

Confessions of a Data Guy

APRIL 15, 2023

PySpark is the abstraction that lets a bazillion Data Engineers forget about that blight Scala and cuddle their wonderfully soft and ever-kind Python code, while choking down gobs of data like some Harkonnen glutton. One of those things to hate and love, well … kinda hard not to love.

Scala 130

Scala Python Data Engineering Data Engineer 130

Waitingforcode

FEBRUARY 3, 2023

The Scala API of Apache Spark SQL has various ways of transforming the data, from the native and User-Defined Function column-based functions, to more custom and row-level map functions. PySpark doesn't have this mapping feature but does have the User-Defined Functions with an optimized version called vectorized UDF!

Scala 130

Scala SQL Data 130

Knowledge Hut

MAY 2, 2024

Also, there is no interactive mode available in MapReduce Spark has APIs in Scala, Java, Python, and R for all basic transformations and actions. It also supports multiple languages and has APIs for Java, Scala, Python, and R. The Pig has SQL-like syntax and it is easier for SQL developers to get on board easily.

Scala 96

Scala Hadoop Datasets Java 96

Zalando Engineering

NOVEMBER 19, 2023

The application is written in Scala and using a Java High Level REST Client, which got deprecated in Elasticsearch 7.15.0 Of course, a lot of these files are the configs and tests and test resources, so the actual number of Scala files is much lower. But still, it's a lot of code, and a lot of it is dealing with Elasticsearch.

Scala 85

Scala Java Coding IT 85

Zalando Engineering

JULY 2, 2015

Scala has acquired a reputation for being difficult to learn. But as Zalando Head of Logistics Engineering Daniel Nowak and Brand Solutions Delivery Lead Alexander Kops told the audience at Scala Days last month, a bit of communication goes a long way in onboarding teams to deliver working Scala code quickly and relatively painlessly.

Scala 40

Scala Java Coding Engineering 40

Christophe Blefari

JUNE 21, 2024

you could write the same pipeline in Java, in Scala, in Python, in SQL, etc.—with Here what Databricks brought this year: Spark 4.0 — (1) PySpark erases the differences with the Scala version, creating a first class experience for Python users. (2) Databricks sells a toolbox, you don't buy any UX. 3) Spark 4.0

Metadata 147

Metadata Data Warehouse BI Scala 147

Knowledge Hut

MAY 3, 2024

Spark offers over 80 high-level operators that make it easy to build parallel apps and one can use it interactively from the Scala, Python, R, and SQL shells. The core is the distributed execution engine and the Java, Scala, and Python APIs offer a platform for distributed ETL application development.

Scala 98

Scala Hadoop Healthcare Big Data 98

Confluent

NOVEMBER 29, 2022

Learn how Zalando, Europe’s largest online fashion retailer, uses Apache Kafka and the Kafka Streams API with Scala on AWS for real-time fashion insights.

Scala 98

Scala Kafka Retail AWS 98

Knowledge Hut

JUNE 11, 2024

Scala is being used in machine learning technologies and big data processing tools like Apache Spark. Scala is built on the JVM and performs rather well with Java as compared to Scala. Decisions connected to programming language preference are made to reduce programming, features, code training maintainability and tooling.

Java 52

Java Data Science Programming Language Scala 52

Zalando Engineering

APRIL 12, 2023

Some teams use tools like dependabot , scala-steward that create pull requests in repositories when new library versions are available. Next in line is Java (covers Java, Kotlin, Scala as the SBOM scanner detects java-archives) with 2-3x more dependencies than golang and lastly JavaScript (incl. 2x when compared to Python).

Java 98

Java Scala Python Metadata 98

Knowledge Hut

MAY 3, 2024

cache, local space) 8 It supports multiple languages such as Java, Scala, R, and Python. RDDs can include any kind of Python, Java, or Scala object, including classes that the user has specified. Kafka stream can be used as part of microservice, as it's just a library. 7 Kafka stores data in Topic i.e., in a buffer memory.

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Kafka Scala Java Amazon Web Services 98