When using the rpm installation: warning: * .rpm: Header V3 RSA / SHA256 Signature, keykey ID c105b9de: NOKEY
solution is the command: rpm -ivh filename instead rpm -ivh filename --force --nodeps
If you still error, it may already be installed, you can download the new uninstall
Supplementary:
rpm installation:
rpm -ivh filename
rpm upgrade:
rpm -Uvh
rpm -Fvh
rpm uninstall:
rpm -e PACKAGE_NAME
rpm query
rpm -qa: query all the packages installed
rpm -q PACKAGE_NAME: query specified package is installed
rpm -qi PACKAGE_NAME: query specified package description information
rpm -ql PACKAGE_NAME: query a list of files generated after the specified package is installed
rpm -qc PACEAGE_NEME: query specifies the installation package configuration file
rpm -qd PACKAGE_NAME: query specifies the help file packages installed
rpm - q --scripts PACKAGE_NAME: Specifies the query script included in the package
rpm -qf / path / to / somefile : query file which is generated by the installation rpm package
if a rpm package not yet installed, the description information to be queried, after installation will generate the document
RPM-qpi / the PATH / the TO / PACKAGE_FILE
RPM -qpl