These sample shell scripts will grow over time... Note that some of the shell scripts using the "'''zenity'''" Linux command (utility) to provide graphical input/output boxes that can be used when you run shell scripts... Therefore, shell scripting isn't as "old-fashioned" as you would suspect...  Note: In order to execute, these files need to have execute permissions. You can issue the Linux command '''chmod 755 filename''' to provide execute permissions.