rpm – POFTUT

Tagged: rpm

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What Is Hard Disk Drive (HDD)?

Hard Disk Drive is computer hardware used to store different type of data like a file, folder, image, video, office documents permanently in a computer. Hard Disk Drive may have different names like Drive, Hard Drive, HDD, Disk etc. In computer terminology, Hard Disk Drive is named as secondary storage. Types Of Hard Disk Drives Mainly there two types of Hard Disk Drives according to their internal design and price/performance....

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Rpm, Yum, Dnf “NOKEY” Public Key Check Error and Solution

Rpm is very popular and secure package management format and application. Recent version of the rpm and yum command uses Public Key Check in order to make installation more secure. This is done by checking integrity of the rpm package. NOKEY Error We generally see the error during a package installation with rpm or yum command. Show Signature If we want to get more details about the signature of the...

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Yum Repository Configuration For RedHat, CentOS and Fedora

yum is a tools used to management rpm packages in distributions like RedHat, CentOS, Fedora etc. Most know feature of yum is using repositories in order to manage packages download and resolve dependencies. In this tutorial we will examine the yum repository configuration. List Yum Repository Configurations yum repositories are stored as files with related configuration. This configuration files are stored in /etc/yum.repos.d/ . We can list currently created repositories with ls command like below.

Repository...

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How To Install and Upgrade RPM Packages In CentOS, RHEL, Fedora, Mandriva

rpm is the package format used by popular distributions like RHEL, CentPOS, Fedora and Mandriva. We generally prefer to use yum command to install packages from internet automatically and easily. In some cases we may need to install rpm packages solely. In this tutorial we will look how to solve dependency and install rpm package. Linux Rpm Command With Examples Download RPM Package We can get RPM files from different...

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How To Uninstall, Delete Packages with Yum Remove

yum is mainly used by rpm based distributions to manage operating system packages. yum have a lot of features but one of the most used feature is removing packages from operating system. In this tutorial we will look how to delete or remove packages with yum. We need root privileges all uninstall operations. We will provide root privilege with sudo command. Uninstall Package We will start by removing single package...

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How To Check and Find CentOS Version?

CentOS or RedHat Enterprise Linux is popular enterprise level Linux distribution. Different versions of the CentOS and RHEL is use In enterprise environment. Because of its stability and long time support old versions of CentOS and RHEL systems works in production too. In this tutorial w will look different ways to check and find CentOS and RHEL systems. hostnamectl Command hostnamectl is very useful command which provides some basic information about...

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Compare CentOS(RedHat) vs Ubuntu

CentOS and Ubuntu is two popular Linux distributions used in enterprise environments as well as personal environments. In this tutorial we will examine CentOS and Ubuntu Linux distributions from different perspectives. As a note CentOS distribution is free and open version of RedHat Enterprise Linux. So we will compare RedHat and Ubuntu too in this tutorial. Base Distributions Ubuntu Ubuntu is based full open source and free distribution Debian. Debian...

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How To Install Updates In Ubuntu, Debian, Mint, Kali

When we connect to our Linux systems like Ubuntu, Debian, Mint and Kali we see that there is a notification like below. This notification says that we hve new updates and we need to install them. Some of the updates are bug fix and some of the are security update. We will look how to install them. More information about apt can be found int the following tutorial. Apt and Apt-Get...

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Linux Rpm Command With Examples For CentOS, RedHat, Fedora

What is Rpm? Rpm is package manager popular in Red Hat based operating systems.   Rpm full name is Red Hat Package Manager. Rpm uses rpm as package extension and format. Rpm packages are generally distributed from repositories on the internet but using usb, optical media or other ways is popular too in the old days. Yum is the online package manager used to get rpm packages from network or...

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10 Things To Do After Fedora Installation

Fedora is popular distribution among Linux community. I am already using Fedora too. I prefer Fedora because of its updated packages and virtualization support. If you are not using it please give a try. After installation, there are things to do in Fedora to make the user experience more smooth. These steps can be implemented in CentOS, RedHat too. Disable SELinux SELinux is a security mechanism to prevent intrusions into...

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