Show package sizes in Ubuntu
If you ever want to find out how much space your packages are using, do a simple dpkg-query -Wf ‘${Package}\t${Installed-Size}\n’ [...]
Check package dependencies with apt-rdepends
apt-rdepends is available on Debian systems and allows one to output the dependency list for a certain package. Use it with apt-rdepends package_name to get not only a dependency list but also dependencies of dependencie[...]
