Our thoughts, knowledge, insights and opinions

Storing files on Amazon S3 with Alpakka AWS S3 connector

Storing an uploaded file in the S3 bucket typically involves using a temporary file. Let's see how this can be simplified with the help of alpakka S3 connector and how those two approaches compare with each other.

by Michał Kreft
September 24, 2018
Tags : Scala Akka Http Alpakka Amazon S3

User Authentication with Keycloak - Part 1: React front-end

Are you annoyed by how tedious and unnecessarily complex it can sometimes be to include user authentication mechanisms in your application? Keycloak to the rescue!

by Jakub Mikulski
June 7, 2018
Tags : Scala React Keycloak

Typelevel ecosystem: a high-level overview

In this post, we'll look at what the Typelevel ecosystem looks like in 2018, and how its various libraries interact with each other.

by Jakub Kozłowski
May 16, 2018
Tags : Scala Cats Functional Programming

Introduction to Machine Learning with Spark and MLlib (DataFrame API)

An introduction to the Scala Spark MLlib (DataFrame API) Machine Learning library.

by Marcin Gorczyński
October 12, 2017
Tags : Scala Spark Machine Learning

JWT Authentication in a React-Redux app

Are you currently working on JWT authentication in React and Redux App? Don't you know how to handle it? In this article we will cover a sign in process step by step.

by Kamil Wojewski
September 14, 2017
Tags : Javascript React Frontend