Category: Linux

Linux Server Managment

Secure Nginx with Let’s Encrypt on Ubuntu 18.04 with DNS Validation nixCraft

How do I install and secure Nginx with Let’s Encrypt on Ubuntu 18.04 with DNS validation API? My domain DNS hosted with Cloudflare. How do I install Let’s Encrypt to create SSL certificates with Nginx

Install and Configure TigerVNC server on Ubuntu 18.04 nixCraft

How do I install and configure TigerVNC server on Ubuntu 18.04 for remote desktop access? How to enable Remote Desktop connection between two Ubuntu Linux systems (server and client) to access GUI? How to configure

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Ubuntu Linux install OpenSSH server nixCraft

How do I install OpenSSH server on Ubuntu Linux? Introduction: sshd (OpenSSH Daemon or server) is the daemon program for ssh client. It is a free and open source ssh server. ssh replaces insecure rlogin

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Install LXD pure-container hypervisor on Ubuntu 18.04 LTS nixCraft

How can I install LXD pure-container hypervisor on Ubuntu 18.04 LTS to runs unmodified Debian/Ubuntu/CentOS Linux operating systems VM at incredible speed? How do I setup and use LXD on Ubuntu Linux server?Introduction: The LXD

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Linux See Bandwidth Usage Per Process With Nethogs Tool nixCraft Updated Tutorials/Posts

I have Red Hat Enterprise Linux 6.x/7.x server. How do I find out and groups network bandwidth usage by process under Linux operating systems? How do I know what programs are using network bandwidth under

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How to compile and install Linux Kernel 4.18 from source code nixCraft Updated Tutorials/Posts

Compiling a custom kernel has its advantages and disadvantages. However, new Linux user/admin find it difficult to compile Linux kernel. Compiling kernel needs to understand few things and then type a couple of commands. This

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Linux dd Command Show Progress Copy Bar With Status nixCraft Updated Tutorials/Posts

I am using dd command for block level copy and just found out that there’s no built in way to check the progress. How do I use the Linux or Unix dd command while coping

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How to install htop on macOS Unix desktop running on MacBook Pro nixCraft

I like htop on my Ubuntu server. The man page says it is a free (GPL) ncurses-based process viewer for Linux. Can I install htop on macOS Unix desktop? How do I install htop on

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Debian/Ubuntu: Setup Planet Venus To Combine Two Or More RSS Feeds nixCraft Updated Tutorials/Posts

How do I setup “Planet Venus” under Debian or Ubuntu Linux to downloads news feeds (RSS) published by web sites and aggregates their content together into a single combined feed? How do I setup an

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Linux Find Out Video Card GPU Memory RAM Size Using Command Line nixCraft Updated Tutorials/Posts

I have a quick question for you, Vivek: I’m trying to find out my NVDIA display card memory size on Fedora Linux. How do I find out my VIDEO Card (VGA) Memory size on Linux?You

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Linux Iptables Setup Firewall For a Web Server nixCraft Updated Tutorials/Posts

I have setup an Apache web server on CentOS Linux. How do I configure firewall to allow or block access? How do I setup firewall for a web server under RHEL or CentOS Linux v6.x

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Minify and Compress CSS/Javascript Files At a Linux/Unix Shell Prompt nixCraft Updated Tutorials/Posts

How do I minify and compress CSS & JS files on Linux or Unix-like system using shell prompt on my server? How can I minify JavaScripts and stylesheets at shell prompt so they can download

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