Aptitude
Update the manifests
apt-get update
Update the packages
apt-get upgrade
or sometimes this is also needed to resolve very complex dependency issues
apt-get dist-upgrade
Install new package
apt-get install foo
Remove a package
apt-get remove foo
or
apt-get purge foo # this will remove the configuration files (some)
Emerge
Update the manifest
emerge --sync
Update the packages
emerge --update --deep --with-bdeps=y @world
Rebuild all packages
emerge -e @world
Install new package
emerge foo
Remove package
emerge -C systemd
Install binary package
You need to have some binary package server
emerge --getbinpkgonly evolution
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