I always told people memory is cheap, black magic is OK and efficiency doesn't matter in most cases, but boy, how wrong was I... My Java journey started back in 2011 (14 years ago - wow) when I started studying computer science at the Vienna University of Technology. Using editors like jEdit and compiling my Java programs by hand with the command line. My first "major" applications were Java Swing GUI applications and "old school" web applications with JSP and Servlets. Professionally, I started...