To install some nice tiling wallpapers for Debian or Ubuntu/Mint type this command.
sudo apt-get install propaganda-debian
This will install the lovely Propaganda wallpapers, then in KDE you will be able to use the wallpapers right away. The images are installed in /usr/share/wallpapers.
Install some more themes this way.
sudo apt install ubuntu-wallpapers-natty gnome-themes-ubuntu gnome-theme-gilouche
To install some GRUB2 splash images for Linux Mint, this command will give a nice collection of splash images to use as a background for your GRUB2 menu.
sudo apt-get install grub2-splashimages
There is a nice tutorial here detailing the installation of the GRUB2 splash images.
The official Debian FAQ is available from the Debian repositories, the sudo apt-get install debian-faq command will install it. When you are using the command-line you may type sudo apt-get install debian-faq and then press the TAB key to view the extra languages this package is available in. These below are all of the debian related packages available for the Linux Mint distribution. The debian-kernel-handbook is an interesting package, and the debian-goodies package also includes some useful commands for administering your system.
The apt-listchanges package is a good choice if you wish to see what changes a new package will add over the existing Debian package you have installed. The command will read the changelogs and tell you what bugfixes and changes are included in the new version.
The -d parameter to apt-get will enable download only mode, this will download the packages to /var/cache/apt/archives but will not install them.
-12:18:09-- gordon@deusexmachina [~]$ sudo apt-get upgrade -d [sudo] password for gordon: Reading package lists... Done Building dependency tree Reading state information... Done The following packages have been kept back: linux-generic linux-headers-generic linux-image-generic The following packages will be upgraded: xserver-xorg-video-intel 1 upgraded, 0 newly installed, 0 to remove and 3 not upgraded. Need to get 238 kB of archives. After this operation, 0 B of additional disk space will be used. Do you want to continue [Y/n]? y Get:1 http://archive.ubuntu.com/ubuntu/ oneiric-updates/main xserver-xorg-video-intel amd64 2:2.15.901-1ubuntu2.2 [238 kB] Fetched 238 kB in 5s (39.7 kB/s) Download complete and in download only mode -14:28:56-- gordon@deusexmachina [~]$
Then you can cd to the /var/cache/apt-archives and type this command. apt-listchanges xserver-xorg-video-intel_2%3a2.15.901-1ubuntu2.2_amd64.deb This will run the apt-listchanges command and will display the changes that this update will make to your system. If you are satisfied with the changes the package will make, then run sudo apt-get upgrade to install the downloaded updates. If you are running out of disk space, then you may run sudo apt-get clean to clean out the contents of the apt cache and free up some disk space.