Define ssh key per host using ansible_ssh_private_key_file nixCraft
I set up SSH keys on a Linux or Unix as per my project needs and…
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How To Install MariaDB on RHEL 8 nixCraft
I am a new MariaDB and RHEL 8 user. How do I install MariaDB on RHEL…
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Multiple vulnerabilities in FreeBSD NFS server code nixCraft
FreeBSD is a free and open source operating system. The NFS (Network File System) is a…
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How to update OpenSUSE Linux software and kernel using CLI nixCraft
I am a new OpenSUSE Linux server user. How do I upgrade and update OpenSUSE Linux…
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How to install and configure memcached on Ubuntu Linux 18.04 nixCraft
I would like to reduce the load on my MariaDB/MySQL/PostgreSQL server using memcached. How do I…
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How To Find My Public IP Address From Command Line On a Linux nixCraft Updated Tutorials/Posts
How do I find out my public IP address on the Linux and OS X Unix…
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How to setup a UFW firewall on Ubuntu 18.04 LTS server nixCraft
How do I setup a firewall with UFW (uncomplicated firewall) on an Ubuntu Linux 18.04 LTS…
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Regular Expressions In grep examples nixCraft Updated Tutorials/Posts
How do I use the grep command with regular expressions on a Linux and Unix-like operating…
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Change Shell To Bash in Linux / Unix nixCraft Updated Tutorials/Posts
How do I switch from a ksh shell to bash on Linux or Unix system? How…
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How to install and activate Cockpit web console on RHEL 8 nixCraft
How do I install and enable Cockpit that makes GNU/Linux and RHEL 8 for web management…
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How to configure a static IP address on RHEL 8 nixCraft
I am a new sysadmin and RHEL 8 user. My system is configured to use DHCP….
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How do I find out what shell I am using on Linux/Unix? nixCraft Updated Tutorials/Posts
Both Linux and Unix provides various shell out of the box. One can find bash (Bourne…
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Bash check if process is running or not on Linux / Unix nixCraft
I am new to Linux shell scripting. I am using a CentOS 7 Linux and Ubuntu…
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How to create VM using the qcow2 image file in KVM nixCraft
I have image.qcow2 file. How do I install the qcow2 image provided in the qcow2 format?…
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How to find a Word in Vim or vi text editor nixCraft Updated Tutorials/Posts
I am a new Linux and Unix-like operating system user. How do search and find words…
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Red Hat / CentOS Check and List Running Services Linux Command nixCraft Updated Tutorials/Posts
How do I list all currently running services in Fedora / RHEL / CentOS Linux server?…
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Debian Linux 9.6 released and here is how to upgrade it nixCraft Updated Tutorials/Posts
The Debian GNU/Linux project has released an updated version of its stable Linux distribution Debian 9…
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macOS X Mount NFS Share / Set an NFS Client nixCraft Updated Tutorials/Posts
How do I access my enterprise NAS server by mounting NFS filesystem onto my Mac OS…
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KDE has been deprecated in RHEL 7.6 and future version of RHEL nixCraft
Red Hat Enterprise Linux is well known to set defaults across the industry. For example, RHEL…
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Open Source Linux Powered System76 Thelio Desktops Is Here nixCraft
The top 500 most powerful supercomputers on the planet run Linux operating system. Linux has a…
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Book Review: Absolute FreeBSD (3rd Edition) nixCraft
FreeBSD is a free and open source operating system for many different kinds of computers. FreeBSD’s…
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How to install LXD container hypervisor on Ubuntu 16.04 LTS nixCraft Updated Tutorials/Posts
How do I install LXD container “hypervisor” to runs unmodified Debian/Ubuntu/CentOS Linux operating systems VM at…
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Ubuntu upgrade or update a single package using apt-get nixCraft
I am a new Ubuntu Linux server system administrator. I need to upgrade or update a…
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Ubuntu 18.04 LTS change hostname permanently nixCraft
I am a new Ubuntu Linux 18.04 LTS cloud server user. By default my serer name…