The common use of DPKG In Debian is the find daily method and shutdown daily

The common usage of DPKG In Debian is find daily method, shutdown daily -- Linux Release Technology-Debian information. The following is a detailed description. 1. dpkg-I
Install a Debian package file, such as the file you downloaded manually.

2. dpkg-c
List content.

3. dpkg-I
Extract package information from.

4. dpkg-r
Remove an installed package.

5. dpkg-P
Completely clear an installed package. Unlike remove, remove only deletes data and executable files, and purge also deletes all preparation files.

6. dpkg-L
List all installed files. Check the content of A. deb file by checking dpkg-c.

7. dpkg-s
Displays information about installed packages. At the same time, see apt-cache to display the package information in the Debian archive and dpkg-I to display the package information extracted from a. deb file.

8. dpkg-reconfigure
Re-prepare an installed package if it uses debconf (debconf provides a unified configuration interface for package installation ).

FIND
Find/-name
Find directory content by name (can be prefixed or followed by + wildcard */?)

SHUTDOWN

Shutdown-h shutdown
Shutdown-r restart

In addition, when some programs are frozen, you can directly use halt-I to shut down reboot and restart.