The suspend/hibernate menu entries in the "System" menu of the Gnome panel are linked to the Gnome Power Manager. If the Gnome Power Manager supports "suspend" or "hibernate", then the corresponding options will show in the menu.
Unlike GNOME’s panels and panel applets, KDE 4.0’s plasma widgets don’t have to be placed in a panel. In fact, you don’t need to have a panel at all. Here’s how to remove the bottom panel in KDE 4.0:
We recently ran a review on Deborphan. Here is a review on a similar tool: Debfoster. Debfoster exists to tell you which packages are installed on your machine merely as dependencies for other packages. It then gives you the option of removing the package and its dependencies. It also remembers your previous responses so that it does not ask you about the same packages each time.
Every time Ubuntu installs a new Linux kernel, the old one is left behind. This means that if you are regularly updating an Ubuntu system the Grub boot menu becomes longer and longer with kernels you don’t need anymore.