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Displaying Info About An Installed Package
If the name of an installed package is known, the following commands can be used to display a description of the package:
Table 14-11: Package Information Commands
Style Command(s)
Style Command(s)
Debian apt-cache show package_name
Red Hat yum info package_name
Example: To see a description of the emacs package on a Debian-style system:
apt-cache show emacs
apt-cache show emacs