To make sure files aren't removed accidentally when running the Linux find command, use the -ok command. It will ask for permission before removing any files. A friend recently reminded me of a useful ...

Sudo lets you run any terminal command as another user — hence "substitute user" — but the default and most common use for it ...

Of all the Linux commands, rm is notorious. It's easy to completely wipe out your system with one mislaid rm command as root.