J-Spring 2022 is coming June 8th to Jaarbeurs Utrecht and the ticket sale has just opened! In 2022 J-Spring will come back in its form we all love: In-Person! Here, the best national and international speakers will be ready to take you on a Java deep dive! More info including speakers and timetable, will be announced soon. Keep an eye …

Let’s learn java stream API with a few practical examples

The post Playing practically with Stream API appeared first on foojay.

K8ssandra is a cloud-native distribution of the Apache Cassandra® database that runs on Kubernetes, with a suite of tools to ease and automate operational tasks. In this post, we’ll walk you through a database migration from a Cassandra cluster running …

The post Cassandra Database Migration to Kubernetes with Zero Downtime appeared first on foojay.

Pretty much all Java developers are familiar with Spring Pet Clinic. In this article, we have given a walkthrough of the reactive implementation of it using Apache Cassandra.

The post Building Reactive Java Applications with Spring Framework appeared first on foojay.

I’m launching a new Twitter video series that will focus on teaching the concepts of debugging (and other concepts) in small video bites

The post Introducing 140 Second Ducklings: What is Debugging? appeared first on foojay.

Considering a fast data producer and a slow data consumer, backpressure is the mechanism that “pushes back” on the producer not to be overwhelmed by data.

The post Backpressure in Reactive Systems appeared first on foojay.

Java and JavaScript are garbage collected languages. But memory leaks can still plague them. How to avoid, detect, and fix heap problems?

The post Debugging RAM: Detect/Fix Memory Leaks in Managed Languages – Heap Deep Dive (Part 2) appeared first on foojay.

DataStax Astra Streaming with a step-by-step tutorial that illustrates how it can be used to easily build scalable, streaming applications.

The post Building Scalable Streaming Applications with DataStax Astra Streaming appeared first on foojay.

What’s the best way to store, protect and access your data? This is a fundamental, yet critical decision.

The post SQL vs. NoSQL: Pros & Cons appeared first on foojay.

What is the maximum number of worker threads we can put in a ThreadPool? Let’s find out today on Foojay’s amazing Java threading series!

The post Java Thread Programming (Part 13) appeared first on foojay.