Linux tutorials

Zenwalk Linux 7.0 is released! Screenshots Tour

Zenwalk 7.0 is released, This release brings several major changes at user level and system level. At user level, the Xfce desktop environment...

How To Install Zabbix 3 On Debian 8 and Ubuntu 16

Zabbix is an enterprise-class open source distributed monitoring solution that can be used to monitor and track performance and availability of network servers, devices...

A Guide To Implementing Segregation of Duties (SoD) in Linux Environments

In today's ever-evolving cyber threats, organizations must implement robust security measures that safeguard their valuable data and resources. One such essential measure is the...

Install CentOS/RHEL/Scientifc Linux 6.5 In Text Mode

As you may know already, RHEL and its cloning distributions like CentOS and Scientific Linux supports both Text based (Command mode) and GUI (Graphical)...

How to Disable/Change Default PDF Viewer in Mozilla Firefox

Mozilla Firefox browser comes with a PDF viewer/PDF plugin by default. Here is a simple tip to disable default PDF viewer in your Firefox. Method...

multiple MySQL instance on Fedora/CentOS/Redhat/Scientific Linux

Question:  How  to make  a  second  mysql server  running  on the same machine with another port and other directory ?  Answer : To do this, follow...

Setting up a Cluster With Proxmox

Setting up a Cluster With Proxmox In this article we try to make a cluster using Proxmox. These tests were performed with two nodes, although it...

pfSense: Open Source Firewall Distribution

Ok guys, a firewall can be a software or a piece of hardware, but what does it do and why do we need one? Ok...

Words after the Release of deepin 23

Dear deepin users and those who have yet to experience deepin on Linux, After...

How to install OpenVas in Centos 6/7 and...

OpenVas The Open Vulnerability Assessment System (OpenVAS) is a framework of several services and tools offering a comprehensive and powerful vulnerability scanning and vulnerability management...

Install Apache OpenMeetings On CentOS 6.5

Introduction Apache OpenMeetings is an open source software used for online training, web conferencing, collaborative white board drawing and documents editing.This software is based on a...

Installing Jekyll on Ubuntu 15.10

Introduction Jekyll is a site generator which is useful to generate static and simple website for personal, project or organizational purpose. It is like some...

How To Drop Database In Oracle 11 Without Using DBCA

In this small tutorial, I want to show you how to drop the database without using the GUI tool DBCA 1- Export database SID if...

Install Gitblit On Ubuntu / Fedora / CentOS

Git is a distributed revision control system with an emphasis on speed, data integrity, and support for distributed, non-linear workflows. Git was initially designed...

Executing MySQL Queries Directly From the Command Line

If you are a System Administrator, it will get to some point you only want to run a one line MySQL command. Maybe in...

Install Elastix Unified Communication Server

Introduction From the wikipedia, Elastix is an unified communications server software that brings together IP PBX, email, IM, faxing and collaboration functionality. It has a Web...