A selection of three videos about Spinnaker. The videos explain what Spinnaker is, how it is used with Kubernetes, how to install and upgrade Spinnaker.
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Test names usually tend to become very long and difficult to read. JUnit5 allows us to set custom test display names, different from the test method names.
Testing for exceptions in JUnit has never been a very straightforward thing. I've often seen it mangled, misused or not well executed, especially in JUnit 4.
There are four different ways to use inheritance with entity classes. Those are single table, table per class, joined or to use a MappedSuperclass.