This interactive Java tutorial explores how two polarizers of varying degrees of crossed orientation to each other can affect the passage of white light through the system. (more…)

In Part 1 of this tutorial we created a Property-based test (PBT) from a normal JUnit test with basic types. Now let us extend the domain object PostalParcel with a list of Products. All examples a… (more…)

Hi, I help maintain the Elasticsearch Learning to Rank Plugin. As part of this Pull Request, we are upgrading to Elasticsearch 7.7. Part of this Elasticsearch now requires Java 14, so we updated our config to oraclejdk14. It seemed to work up until tonigh... (more…)

The software industry styles itself on architecture and construction, but rarely discusses aesthetics. (more…)

This week's Java roundup for May 23rd, 2022 features news from OpenJDK, JDK 19, virtual threads, Java turns 27, Jakarta EE 10, Spring Framework point and milestone releases, Micronaut 3.5.0, Quarkus 2.9.2.Final, Quarkus Tools for IntelliJ 1.11.0, Hibernat... (more…)