title: Fedora 20 how to run script at the end of startup
body: <p>I am using <strong>Fedora 20</strong>. I have a two lines bash script needs to be run at the end of the startup. I want it to be <strong>run automatically</strong> each time when machine is startup.  How can I do this?</p>
  
  <p>I tried <strong>"sudo crontab -e"</strong> to insert my executable script but it always gave me error teling me the the time is not right and cannot modify the file. </p>