You can check which Java version is on your Mac to see if you have the most up-to-date Java running, or you can check on the ...

To check which version of Java you have on your Windows computer, you'll need to open the Command Prompt.

It's a commonly asked question in a world where every software developer wants to get the most out of every clock cycle their programs consume. It was also a topic at a Java "Birds of a Feather" ...