linux

How to Use vi Editor in Linux and vi Editor Cheat-Sheet with 38 Shortcut

How to Use vi Editor in Linux and vi Editor Command in Linux How to Use vi Editor in Linux and vi Editor Command in Linux vi Editor : . vi is the symbolic link of vim and this default editor comes with Linux based OS. This is very popular among sysadmins. This a very …

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How to Check and Disable Selinux in Centos7/8, RHEL 7/8

How to check and disable Selinux  in Centos7/8, RHEL 7/8  SELinux – Security-Enhanced Linux  It is a security architecture that gives you more control over the system that others can access. It was integrated into Linux in 2003. SELinux is enabled by default and you can check SELinux status with the command sestaus. SELinux usage …

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How to Check and Disable Firewall in Centos7/8, RHEL 7/8

How to Check and Disable Firewall  in Centos7/8, RHEL 7/8    As we know the firewall is very important for our system or server security. In some cases where you have an external firewall in your network or you are using a different firewall, you need to disable the firewall. Few sysadmins disable firewall for …

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SSH Without Password in Linux/RHEL/Centos/Ubuntu

SSH Without Password in Linux/RHEL/Centos/Ubuntu Easy Steps Here in our article, we will show you how to log in to another Linux machine using ssh secure key without a password. This ssh passwordless authentication will work on almost every Linux distribution RHEL, Centos, Fedora, Ubuntu. Our Setup In this setup, we will take the example …

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What is Linux

If you are using windows laptop and searching this then Linux is the most popular operating system among all devices and datacenter. That means Window is popular only on your home PC otherwise king is Linux. What is Linux? Linux is an operating system like Windows, Mac, Linux is an Operating system. Linux works the …

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