In this short tutorial, we will learn how to retrieve package information with Yum. This includes using the yum caching feature to speed up our searches, list available packages and list installed packages, query package repositories and get information about the packages. This tutorial applies to Linux distributions that make use of the Yum package manager, that includes CentOS and RedHat, but also older Fedora distributions. Prerequisites: We assume that you already know how to install and remove packages with Yum. If not, use our tutorial. A VPS that uses the Yum package manager (like CentOS) Updating the cache Before
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