Frequently Asked Questions

Question : How to fix: VirtualBox Callee RC: NS_ERROR_FACTORY_NOT_REGISTRED Answer: remove   tmp   vbox  files  under tmp   and  (dot)vbox-usernames    directory rm -rf    /tmp/.vbox* This  method  was  tested  under   Fedora 14 ...

Hi unixmen readers, Have you ever wanted to extract images from a video file? It is possible to do such thing in Linux and for...

Fedora Project, proudly announced the release of Fedora 24 version, Now it is available to Download and Install it on your machines. we can...

This tutorial describes how to install AMP(Apache, MariaDB, PHP) server in FreeBSD 10. We assume you have the FreeBSD Ports Collection installed. If not, do: portsnap...

Hey Guys, As the title of the post says, am going to show you how to do the three items listed below in Elementary OS...

Recently, I came through an error called "You must install lsb_release binary before launching this install script." while testing "Shinken" network monitoring tool. After...

You are sometimes trying to install or configure a program and bind it to a port and it throws an error. That means some...

Nginx (pronounced "engine-x") is an open source reverse proxy server for HTTP, HTTPS, SMTP, POP3, and IMAP protocols, as well as a load balancer,...

Question: Dolphin Can't Move Files to Trash. How to solev this ? Answer   I had  the same problems deleting  to the  Trash in OpenSuse 11.4   KDE ...

You all know what IP addresses are, right? How they are assigned to devices on a network to represent them. They are assigned by...

Nowadays, services can't stop, and is system's administratos reponsability keep applications, services and servers on line. Let's make an scenario with 2 virtual machines...

When i run Yum update in fedora,  i got this error Error : # yum updaterpmdb: Thread/process 7977/139764163434432 failed: Thread died in Berkeley DB libraryerror: db3...

Manjaro is a user-friendly Linux distribution based on the independently developed Arch operating system. Developed in Austria, France, and Germany, Manjaro provides all the...

Using the command-line in your everyday activities more than the GUI sometimes shows the geek you are. If you haven't read the Episode 5...

If you are a system administrator, then Linux commands are what you use everywhere, you know what they are for and how to use...

We often get confuse which Linux distribution we are going to use. We think about it a lot. It mainly depends for which purpose you...

Question: How  to change  hostname in Ubuntu  13.x ? Answer: 1. First make a backup of the following files. cp /etc/hosts /etc/hosts.back cp /etc/hostname /etc/hostname.back 2. Edit the 'hosts' file: vi...

Openfiler is a network storage operating system. With the features built into Openfiler, you can take advantage of file-based Network Attached Storage and block-based...