The NetBeans IDE provides JUnit integration that can be very handy when writing and running JUnit-based unit tests. However, I like to be able to do anything I might do often outside of the IDE as ...

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

If Java is not working in Windows 11/10, these solutions may help you troubleshoot the issue. Although, due to the lack of NPAPI support, Java applets stopped working in Microsoft Edge, Google Chrome, ...