Category: Linux

Linux Server Managment

How to add bash auto completion in Ubuntu Linux nixCraft

I set up a new Ubuntu Linux LXD container, but my auto-completion of bash shell commands are not working. How do I enable autocomplete feature in Ubuntu Linux 18.04 LTS?…

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 X based system using GUI and command line based tools?Network…
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Ubuntu dig command not found – How to install dig on Ubuntu nixCraft

I deployed Ubuntu Linux minimal deployed in the cloud. However, I am unable to find the dig command on my newly created Ubuntu 18.04 LTS server running on Google cloud.…
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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 pushed systemd so hard that all other Linux distro adopted for good or bad reasons.…
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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 100% market share of those machines and a large share of cloud computing, VMs, and bare metal market too.…
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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 based upon BSD, the version of UNIX developed at the University of California, Berkeley.…
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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 incredible speed on a Ubuntu Linux 16.04 LTS server? How do I setup and use LXD on Ubuntu Linux server?LXD…
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Ubuntu Linux: How Do I install .deb Packages? nixCraft Updated Tutorials/Posts

I am a new Ubuntu Linux user. How can I install a package called package.deb? Can I use Synaptic front-end package management tool to install packages from the CD or Internet such as apt command or apt-get command.…
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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 single package using apt-get command or apt command. How do I update a specific package in Ubuntu Linux?…
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Ubuntu 18.04 Setup SSH Public Key Authentication nixCraft

I am a new Ubuntu 18.04 LTS user and I would like to setup ssh public key authentication. How do I set up ssh keys based authentication on Ubuntu Linux 18.04 LTS server?…
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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 to ‘localhost’ during installation but now I would like to change the computer name to ‘u1804-nixcraft’.…
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Linux Kernel /etc/sysctl.conf Security Hardening nixCraft Updated Tutorials/Posts

How do I set advanced security options of the TCP/IP stack and virtual memory to improve the security and performance of my Linux based system? How do I configure Linux kernel to prevent certain kinds of attacks using /etc/sysctl.conf?…
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