article thumbnail

Useful classes for data engineers - Scala & Java

Waitingforcode

In this blog post I'll share with you a list of Java and Scala classes I use almost every time in data engineering projects. The part for Python will follow next week! We all have our habits and as programmers, libraries and frameworks are definitely a part of the group.

Scala 130
article thumbnail

Scala Vs Python Vs R Vs Java - Which language is better for Spark & Why?

Knowledge Hut

Click here to learn more about sys.argv command line argument in Python. 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 52
Insiders

Sign Up for our Newsletter

This site is protected by reCAPTCHA and the Google Privacy Policy and Terms of Service apply.

article thumbnail

A Functional Load Balancer with Scala, Http4s and Cats Effect

Rock the JVM

Project Structure We will use Scala 3.3.0, values :+ Url ( "url1" )) assertEquals ( obtained , expected ) } } Let’s run tests in SBT: sbt:loadbalancer> test [ info] compiling 1 Scala source to ~/loadbalancer/target/scala-3.3.0/test-classes. info] compiling 2 Scala sources to ~/loadbalancer/target/scala-3.3.0/test-classes.

Scala 105
article thumbnail

A Comprehensive Guide to Choosing the Best Scala Course

Rock the JVM

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
article thumbnail

gRPC in Scala with Fs2 and Scalapb

Rock the JVM

At the time of writing this article, gRPC officially supports 11 programming languages which include Python, Java, Kotlin, and C++ to mention but a few. The repeated annotation means that items can be repeated any number of times, in Scala this becomes a Seq of Item. Setting Up. val http4sVersion = "0.23.23" val weaverVersion = "0.8.3"

Scala 64
article thumbnail

Python for Data Engineering

Ascend.io

As the demand to efficiently collect, process, and store data increases, data engineers have started to rely on Python to meet this escalating demand. In this article, our primary focus will be to unpack the reasons behind Python’s prominence in the data engineering domain. Why Python for Data Engineering?

article thumbnail

Making applyInPandasWithState less painful

Waitingforcode

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. Do not get the title wrong! Having applyInPandasWithState in the PySpark API is huge!

Scala 147