Frequently Asked Questions

How Import Chrome Bookmarks into Firefox

If you are avid Firefox and Google Chrome user might have asked yourself this question. How can I import Google Chrome bookmarks into Firefox...

Install Oracle Client On CentOS

This installation is same for all rpm based systems like (Centos/Fedora/RHEL/SLES/Opensuse/Mandriva..) This tutorial is about 11.2 version client, but should work even for 12.1 version. Packages...

How to Configure apt-get behind proxy server for Ubuntu 14/15/16

After Installing Ubuntu 16.04 to make some monitoring tests, I was not able to get or update behind the http/https/ftp  proxy  . Here how...

Setup MariaDB Master-Slave Replication In CentOS 7

Why MariaDB Replication? As you may know, MariaDB is a drop in replacement for MySQL. It is a robust, scalable and reliable SQL server that...

OpenSSH 6.5 Has Been Released!

OpenSSH is set of tools that can be used to connect and manage the remote network computers using SSH protocol. Unlike other communication tools...

How to avoid sudo password prompt?

Question : How  to avoid sudo password prompt ? Answer  : First Assign the permissions to the sudoers file, by running the following command: chmod 740 /etc/sudoers Second: Edit file ...

Password Management in Linux by using chage

In our last artical we known about password managent by using in passwd command, In this artical we known about that password management by...

10 Commands Every Linux Newbie Should Know – Part 1

Newbies always think Linux distros are hard or difficult to understand so far as the terminal is concerned. Most of them nearly went back...

ImportError: No module named trac.web.modpython_frontend |SOLVED

Question : How  to   solve  error ImportError: No module named trac.web.modpython_frontend Answer: You are getting this error because  apache may not be able to create the Python...

Install Wetty on Centos/RHEL 6.X

What is Wetty? As a system administrator, you probably connect to remote servers using a program such as GNOME Terminal (or the like) if you’re...

Setting Up Samba Primary Domain Controller On CentOS 7

In our previous tutorial, we have shown you how to setup a Samba Standalone server. This tutorial describes how to setup Samba Primary Domain...

How To Install VNC Server On CentOS 7

Vncserver is a remote display daemon that allows users several remote functionalities including: Virtual (headless) and fully parallel X sessions that run in the background...

How To Install MongoDB On CentOS 7

From Wikipedia, MongoDB (from "humongous") is a cross-platform document-oriented database. Classified as a NoSQL database, MongoDB eschews the traditional table-based relational database structure in favor...

Install vsftpd Ubuntu 12.04 and LinuxMint13 64bit

Questions: How  to install Vsftpd on Ubuntu 12.04 or  Mint 13  ? Answer : 1- Start  with installing vsftp sudo apt-get install vsftpd 2- Edit the config file sudo...

How to install GUI package manager in ArchLinux

Question : How to install  GUI   package  manager in ArchLinux? Answer : To install Gnome package manager, open terminal and enter the...

Install Puppet Server CentOS 6.5/6.4

Puppet is a tool designed to manage the configuration of Unix-like and Microsoft Windows systems declaratively. The user describes system resources and their state,...

How to change Grub Background themes in ubuntu and Linux Mint

The default  Grub Background of Debian Linux  is like shown in below. you might have got tired of seeing a blue box with black...

Cutegram: A Better Telegram Client For GNU/Linux

No need for a introduction to Telegram, right? Telegram is a popular free Instant messenger application that can be used to chat with your...

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E Commerce Development and Security

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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...