How do you run a JAR file on Windows, Mac or Linux? Double click the JAR? Run the JAR at the command line? Several approaches will work if you have Java or the JDK installed.

If you want to re-execute the last command starting with foo, type !foo. Assume for example that the last time I used my favorite text editor, I opened my configuration file: vim ~/.bash_profile.

Over time, the need to fire up the Command Prompt has waned—but a handful of its commands remain easier to use than Windows 10's graphical equivalents.

Windows users are spoiled. Linux users can create and run shell scripts too, with a little more effort. Run shell scripts in Linux If you want to create a script and run it in Ubuntu, a few extra ...