The J*, a blog about Java, JVM, JavaScript and Gentoo Linux... (more…)

java.lang.reflect.TypeVariable getBounds is not thread safe. Calling it from multiple threads might even crash your JVM... (more…)

Line by Line coverage can be very tricky. Many companies rely on line coverage as metric signals however you can easily have waste with that... (more…)

I’m re-learning Java, which I have already dealt with in large parts of the 2000s. In addition to pair-programming with my experienced work colleagues, I plan to pick out language features and concepts, and deal with them more intensively. In this article... (more…)

Manifold plugs into Java to supplement it with powerful features, from Type-safe Metaprogramming, Extension Methods, Operator Overloading, and Unit Expressions to an integrated Template Engine and ... (more…)