Explain: {,} in cp or mv Bash Shell Commands nixCraft Updated Tutorials/Posts
I often see commands as follows posted on blog or forumscp /etc/httpd/httpd.{,.bakup}ORmv resume{z,}.docWhat is the purpose…
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FreeBSD Display Information About The System Hardware nixCraft Updated Tutorials/Posts
FreeBSD comes with different utilities, which can be used to gather the information as per your…
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How to use yum-cron to automatically update RHEL/CentOS Linux nixCraft Updated Tutorials/Posts
The yum command line tool is used to install and update software packages under RHEL /…
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Ubuntu Linux Add a User To Group www-data ( Apache Group ) nixCraft Updated Tutorials/Posts
How do I add a user to the Apache group called www-data under Ubuntu or Debian…
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How To Install EPEL Repo on an RHEL 8.x nixCraft
How do I install the extra repositories such as Fedora EPEL repo on an Red Hat…
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How to Install and Configure latest version of Ansible on Ubuntu Linux nixCraft Updated Tutorials/Posts
I am a new Ubuntu Linux user. How do I install Ansible on a Ubuntu Linux…
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Linux Find If Processor (CPU) is 64 bit / 32 bit [long mode ~ lm] nixCraft Updated Tutorials/Posts
I am a new Linux system user. How do I determine if my CPU is 64bit…
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How to add bash auto completion in RHEL 8 (Red Hat Linux) nixCraft Updated Tutorials/Posts
I set up a new RHEL 8 VM from cloud images, but my auto-completion of bash…
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List or Check Installed Linux Kernels using command line nixCraft Updated Tutorials/Posts
How do I list all installed kernel on Linux operating system? How do I find out…
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How to install networked HP printer and scanner on Ubuntu Linux nixCraft
I have HP Officejet Pro printer and scanner. How do I install HP Officejet Pro network…
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How to check if port is in use on Linux or Unix nixCraft Updated Tutorials/Posts
How do I determine if a port is in use under Linux or Unix-like system? How…
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Installing SSH public key for extra security on your Linux server – SSH Key
SSH Key Tutorial Log into SSH mkdir $HOME/.ssh chmod -R og= $HOME/.ssh cd .ssh nano authorized_keys2…
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How to check CPU temperature on Ubuntu Linux nixCraft
How do I check CPU temperature in Ubuntu Linux using a command line and GUI tools…
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RHEL / Centos 6 – Install Nginx Using Yum Command nixCraft Updated Tutorials/Posts
How can I install Nginx web server On CentOS Linux 6 or Red Hat Enterprise Linux…
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How to install htop on Ubuntu Linux using apt nixCraft
I like htop output, but it is not installed by default on my Ubuntu cloud server….
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Linux / Unix whereis Command Examples nixCraft Updated Tutorials/Posts
I am a new Linux and Unix-like system command line user. How do I find and…
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How to install Ansible on Ubuntu 18.04 for IT automation nixCraft Updated Tutorials/Posts
How do I install Ansible on Ubuntu 18.04 workstation? How can I set up and test…
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How to install curl command on Ubuntu Linux nixCraft Updated Tutorials/Posts
I am a new Ubuntu Linux user. I switched from Apple MacOS/Macbook and I am trying…
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Linux Monitor Hard Disks Temperature With hddtemp nixCraft Updated Tutorials/Posts
There is an excellent little utility to monitor hard drive temperature. Most modern computer hard disk…
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How to check disk space on Unix servers nixCraft
I recently switched from a Windows server 2016 to a FreeBSD Unix server. I need to…
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How to install snapd on Fedora Linux system using dnf command nixCraft Updated Tutorials/Posts
How do I install snapd on Fedora Linux to run and manage snaps?Snaps are nothing but…
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How to update source tree at /usr/src using svn on FreeBSD nixCraft Updated Tutorials/Posts
I compiled custom FreeBSD kernel for my FreeBSD jail to use vnet. How do I update…
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Can I delete /var/cache/apt/archives for Ubuntu/Debian Linux? nixCraft
I noticed that /var/cache/apt/archives/ taking lots of disk space on my AWS EC2 cloud server powered…
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How To Check Swap Usage Size and Utilization in Linux nixCraft Updated Tutorials/Posts
How do I check swap (paging) usage under Linux operating systems using command bash/ksh line options?…
