Apache Spark is a multi-language engine for executing data engineering, data science, and machine learning on single-node machines or clusters. Big data is a term that describes large, hard-to-manage ...

Learn how to use advanced techniques like short-circuiting, parallel execution, virtual threads, and stream gatherers to maximize Java stream performance. My recent Java Stream API tutorial introduced ...

MicroRaft is a feature-complete and stable open-source implementation of the Raft consensus algorithm in Java. It is a single lightweight JAR file of a few hundred KBs of size. It can be used for ...

Community driven content discussing all aspects of software development from DevOps to design patterns. Primitive types represent the simplest, most direct way to represent data in code. Even the most ...

In the first article in this series, we saw how to build OSGi bundles, register services, build simple dependencies on other bundles, and look up services from other OSGi bundles. However, it's not ...