Important! How do you extract a Red Hat package manually without installing it? Like this:
rpm2cpio ../giflib-devel-4.1.6-1.fc11.x86_64.rpm | cpio -idmv
20160802/http://www.cyberciti.biz/tips/how-to-extract-an-rpm-package-without-installing-it.html
Oh yeah, and don’t forget how to list packages via yum.
yum list
20160802/https://access.redhat.com/documentation/en-US/Red_Hat_Enterprise_Linux/6/html/Deployment_Guide/sec-Listing_Packages.html
Important! How to find which package installed a particular file.
yum whatprovides /usr/bin/msgfmt
Get the installed version of a package:
yum list readline
Want to get the short description on a package? Sorry, you can’t do web search because there is no web directory for CentOS, so instead you must do it in the package manager like follows:
yum search check-devel