Just Thinking

I’d like to make an ultrasonic whistling sound to recall my dog. Am I successful? Let’s see how easy it is to record ultrasound with an ordinary condenser microphone.

Because I enjoy using Java so much, and maybe as a reference for the next time I’m playing code golf, I’ve noted some of the lesser-known, obscure features and quirks of Java 8+. You probably know them already, but I find them neat and want to reference them here.