A very useful function of the unix shell is the date function. It allows you to get the current system time in any format you need. Some examples: date : returns the current date / time date -u : returns the current UTC date / time date +"%s" : returns the current date / time in unix timestamp format (seconds since the epoch)……

If you’re using KDE and wish to have applications launched automatically on start up, you simply need to add an application launcher in ~/.kde/Autostart/. A simple and clean way of achieving this is to create a symlink of the application in ~/.kde/Autostart/ For example, assuming you want Skype to startup automatically, execute the following: ln -s /usr/bin/skype ~/.kde/Autostart/skype……