In 2012, Viktor Klang published a tiny Java snippet that implemented a tiny actor system in about about 20 lines of code; a few years later, a revised version showed how to do the same in Scala. (more…)

Java.util package provides a Calendar class which represents a specific instant in time, with millisecond precision. (more…)

The accepted wisdom has it that if you're building a high speed trading system you probably want to use C++ instead of Java: it's closer to the metal and is therefore faster (lower latency). However, some leading figures in the industry beg to disagree. ... (more…)

Are you curious about just-in-time compilation in OpenJDK's HotSpot JVM? Learn about HotSpot's multi-tiered execution model and two JIT compiler techniques for boosting Java performance. (more…)

This architecture principle was created by [1] Alistair Cockburn in 2005. This is one of the many forms of DDD(Domain Driven Design Architecture). The goal was to find a way to solve or otherwise… (more…)