How to Measure Disk Performance with fio and IOPing
Whether it's a server, or a PC for work, what usually limits performances is disk speed. Even if using SSDs, their speed is not...
Fixin AttributeError: module ‘pkgutil’ has no attribute ‘ImpImporter’
Understanding the Error
The error "AttributeError: module 'pkgutil' has no attribute 'ImpImporter'" typically occurs when running Python code that uses the pkgutil module, specifically when...
LS Command: How to List Files in Unix Systems
What is the LS Command?
If you occasionally use Linux and Unix based operating...
Network Analysis: How To Install Bro On Ubuntu 16.04
Introduction: Bro Network Analysis Framework
Bro is an open source network analysis framework with a focus on network security monitoring. It is the result of...
ClusterSSH: Manage Multiple SSH Sessions on Linux
ClusterSSH is a Cluster administration tool via SSH. It is used to control number of xterm windows via a single graphical console window to allow commands...
Continuous Integration: Concourse CI on Ubuntu 16.04
Concourse Continuous Integration System
Concourse CI is a simple and scalable continuous integration system with an end goal of providing a system with as few...
Howto- Install Webmin in FreeBSD
Question: How to install Webmin in FreeBSD 8.x en 9.x ?
Answer: Before to begin, you need to install Perl, do that using the command
#...
TaskBoard: Kanban-based Software on CentOS 7
Introduction
TaskBoard is a free and open source software, inspired by the Kanban board, for keeping track of things that need to be done.
Kanban is...
Installing Elastic Stack on CentOS 7
Introduction
For those who don't know, Elastic Stack (ELK Stack) is an infrastructure software program made up of multiple components developed by Elastic. The components include:
Beats:...
How to install Ubuntu 17.04 Server, or ‘Zesty Zapus’
Introduction - Ubuntu 17.04
In April 2017, Canonical finally released the new version of it's GNU/Linux distribution, Ubuntu 17.04 - also named Zesty Zapus. In this...
How to Install NetBSD in VirtualBox
NetBSD can often be the forgotten Unix distribution. Forgotten to the popularity of FreeBSD, OpenBSD, PC-BSD and others. In truth, NetBSD has been around...
How to Install Samba in FreeBSD 9
I will not give a definition of Samba because every Unix/Linux Administrator should know about it. I will skip directly to show you an...
Install Turnkey Domain Controller
Haven't heard about Turnkey Linux yet, probably you should look our previous article here.
Introduction
Turnkey Domain Controller is an open source Linux operating system that...
Scrot: A Command-Line Screenshot Tool
There are a lot ways to take screenshot in Linux. scrot is a very useful command-line tool for taking screenshots.
scrot is pre-installed in most...
GnomishBeige Theme (GTK+ 3.6.X) Under Ubuntu 12.10
GnomishBeige is a clean beige theme for GTK3, based on the Adwaita engine, plus a matching GNOME-Shell theme. Its dark variant is almost identical...
How to Install Latest GIT on RHEL 6/CentOS 6
So you want to setup a GIT Repository for your developers on RHEL 6/CentOS 6, but notice Red Hat Enterprise Linux 6 contains 1.7.1...
Install PacketFence Network Access Control on Ubuntu
PacketFence is a network access control (NAC) system featuring a captive-portal for registration and remediation, wired and wireless management, 802.1x support, isolation of devices,...
Control Tool: How To Install Webmin on CentOS 7
Introduction - A Web Based Control Tool
Webmin is a web control tool for UNIX (and other similar systems) which simplifies the management process. Normally, configuration...