Linux tutorials

APT: Rebuilding Package in Debian

Package rebuilding is something easily done in Debian. As SysAdmin, you might find yourself in a spot needed to rebuild a Package, maybe to...

RHCSA module 2 – Log management, disk partition and LVM management

Log management, disk partition and LVM management  for RHCSA-An introduction Log management, disk partition and LVM management are important aspect from RHCSA point of view.This...

How to enable or disable repositories in CentOS

I am sure most of you use many YUM repositories to install softwares on any RPM based distributions like RHEL, CentOS, Fedora etc. Sometimes,...

Top 10 alternative to Notepad++ in Linux

Introduction No doubt that notepad ++ is a fabulous application for programming and general text editing, it's  os one of the best known text editor....

Installing docker with Ubuntu 16.04 LTS, Mint 17 and CentOS 7

A brief introduction to virtualization Today we will learn installing docker with Ubuntu, mint and CentOS 7 Linux,  Before the evolution of the concept of...

Learn file management commnad line required for RHCSA

3.0 Introduction to Red Hat Linux Key file system Welcome back, in this ‘RHCSA examination preparation guide’ series two articles are published, this is third...

Learn man, vim editor and file globbing for RHCSA

4.1 What we will include in this RHCSA tutorial? Welcome back to this RHCSA exam preparation tutorial series, three chapters of this tutorial series has...

Emacs vs VI: Which is better

Startup time Vi(m) proponents complain about Emacs's startup time. Yes, Emacs is slow to start up, but this is not a big deal: you start...

How to Install and Configure SQUID Proxy server in RHEL/CENTOS

SQUID Proxy Server A proxy server is a device that usually sits between a client and the destination the user is trying to reach. It...

Everything you should know about RHCSA Certification

Things you should know about RHCSA Certification Exam RHCSA or Red Hat Certified System administration exam is designed to test your knowledge and skills which...

Managing Software Packages with yum in RHEL7/CENTOS7

The default utility used to manage software packages on Red Hat Enterprise Linux and CENTOS is yum, which stands for Yellowdog update manager. Yum...

Step by Step Procedure of Installing Cassandra

Cassandra or Apache Cassandra is a distributed database system which manages large amounts of structured data across different commodity servers by providing highly available...

Digital Receiver in Ubuntu (Part 1)

Some people have Digital Receivers for watching videos on their TVs and wanna use Receivers for having channels on GnuLinux, in this post we'll...

GitLab install/configure and integrate with Domain Controller

Ubuntu 14.04 x64 GITLab installation and configuration Our goals is install and configure the GitLab server in Ubuntu 14.04 x64 for source code placing and...

How to install Chamilo with CentOS 7

Introduction Chamilo is a  software which is used for virtual/online trainings or Learning Management System. Chamilo is absolutely free and comes under GPL License, with...

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...

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...

Install Kloxo-MR Control Panel In CentOS

Introduction Kloxo-MR is an open source web based control panel hosting and useful for those who do not wants to install LAMP stalk manually. As...

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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...
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Let’s Encrypt: Secure Apache Web Server on Ubuntu 16.04

Why HTTPS? Starting with Chrome 56, the browser developed by Google marks non-secure pages containing password and credit card input fields as Not Secure in...
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Monitoring: How To Install Sensu on Ubuntu 16.04 Server

Introduction - Sensu Monitoring Sensu is a free and open source tool for composing a monitoring system. It is entirely written in Ruby. It uses...

5 Cybersecurity Tips to Help Linux Users Protect Their Computers

Cybercrime is a  growing threat that has caused most internet users to rethink how they protect their data and information. Cybercriminals are getting more...

Can Linux Run Video Games?

Linux and Gaming Linux is a widely used and popular open source operating system that was first released back in 1991. It differs from operating...

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Everything you should know about RHCSA Certification

Things you should know about RHCSA Certification Exam RHCSA or Red Hat Certified System administration exam is designed to test your knowledge and skills which...