A demonstration of log4j exploits, which defenses people tried, and which worked. A look at open source funding models, subscriptions, and bug bounty programs to see why it’s sometimes hard to donate.

The post Java Security: Log4J, the SecurityManager, and Funding appeared first on foojay.

Astra Streaming is a massively scalable, highly performant event streaming and cloud messaging platform that addresses the data in motion requirements for modern data apps.

The post Full Stream Ahead: Astra Streaming, Powered by Apache Pulsar appeared first on foojay.

Debugging race conditions is hard, unfortunately production environments are especially problematic for these kinds of problems!

The post Debugging Race Conditions in Production appeared first on foojay.

Yes, Java 18 is here and in this article we explore the most important changes and, in my humble opinion, this release is an important one!

The post What’s New and Exciting in Java 18? appeared first on foojay.

In this post, I’d like to describe how a couple of popular languages cope with errors. Get started here for an overview of errors everywhere!

The post Error Handling in Java and Across Different Languages appeared first on foojay.

Generics are used to parameterize types. A piece of code can be written generically enough so that we can fit a variety of types in it.  Being a strongly type-safe language, Java requires to specify types in all aspects of …

The post All about Generics: Part 1 appeared first on foojay.

The K8ssandra team is pleased to announce the release of Reaper 3.1. Let’s dive into the features and improvements that 3.0 recently introduced (along with some notable removals) and how the newest update to 3.1 builds on that. JDK11 support Starting with 3.1.0, …

The post Reaper 3.0 for Apache Cassandra is available appeared first on foojay.

Learn about common threats, vulnerabilities, and misconfiguration including the recently disclosed issues in Log4j.

The post Security Warning: Your Java Attack Surface Just Got Bigger appeared first on foojay.

In episodes 4 and 5 of “140 Second Ducklings”, I got deeper into the more advanced underpinnings of breakpoints. There’s still a lot more to learn to move forward, but even at this stage it’s surprising how many things are …

The post The Basics Of Breakpoints You Might Not Know appeared first on foojay.

Analyzing and visualizing message flows between business functions was the goal of my current project. Learn about where Vaadin and Neo4J fit in!

The post Visualization of the Message Flow between Business Functions with Vaadin and Neo4j appeared first on foojay.