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LFCS - Linux Foundation Certified SysAdmin - Exam Preparation Guide

How to Install GUI (Gnome 3) Using CD/DVD on RHEL/CentOS 7

How to Install GUI (Gnome 3) Using CD/DVD on RHEL/CentOS 7
As a Linux administrator for more than 6 yrs, I spend most of my time working on terminals, but there are some situations where I need a GUI instead of terminal. By default, RHEL/CentOS 7 server installed as minimal without any Graphical Desktop support. So, to install GUI on the top of minimal installation, we have two options: The First method is, installing GUI (i.e. Gnome 3) using default base repository, it will download and install packages.....
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Fedora 21 Workstation Installation Guide with Screenshots

Fedora 21 Workstation Installation Guide with Screenshots
Fedora 21 has been released several days ago with many new changes and updated packages, if you want to view all the new changes and updates in Fedora 21, you may check our previous article about it. In this tutorial we’ll explain how to install Fedora 21 step-by-step on your computer using the graphical user interface. For the installation, I’ll be using the MATE spin of Fedora 21, you can use any spin (Gnome, Xfce, Mate, KDE or LXDE).....
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Configuring SquidGuard, Enabling Content Rules and Analyzing Squid Logs – Part 6

Configuring SquidGuard, Enabling Content Rules and Analyzing Squid Logs – Part 6
A LFCE (Linux Foundation Certified Engineer)​ is a professional who has the necessary skills to install, manage, and troubleshoot network services in Linux systems, and is in charge of the design, implementation and ongoing maintenance of the system architecture in its entirety. Introducing The Linux Foundation Certification Program. In previous posts we discussed how to install Squid + squidGuard and how to configure squid to properly handle.....
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Create Your Own ‘Web Browser’ and ‘Desktop Recorder’ Applications Using PyGobject – Part 3

Create Your Own ‘Web Browser’ and ‘Desktop Recorder’ Applications Using PyGobject – Part 3
This is the 3rd part of the series about creating GUI applications under the Linux desktop using PyGObject. Today we’ll talk about using some advanced Python modules & libraries in our programs like ‘os‘, ‘WebKit‘, ‘requests‘ and others, beside some other useful information for programming. Requirements You must go through all these previous parts of the series from here, to continue further instructions.....
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Wine 1.7.33 (Development Version) Released – Install in RedHat and Debian Based Systems

Wine 1.7.33 (Development Version) Released – Install in RedHat and Debian Based Systems
Wine, a most popular and powerful open source application for Linux, that used to run Windows based applications and games on Linux Platform without any trouble. WineHQ team, recently announced a new development version of Wine 1.7.33. This new development build arrives with a number of new important features and 29 bug fixes. Wine team, keep releasing their development builds almost on weekly basis and adding numerous new features and fixes. Each.....
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How to Enable RPMForge Repository in RHEL/CentOS 7.x/6.x/5.x

How to Enable RPMForge Repository in RHEL/CentOS 7.x/6.x/5.x
RPMforge repository is a utility that is used to install third party software packages under Red Hat Enterprise Linux (RHEL) and Community ENTerprise Operating System (CentOS). It provides more than 5000 software packages in the rpm format for these Linux distributions. RPMforge repository not a part of RHEL or CentOS but it is designed to work with these operating systems. The complete list of RPMForge packages can be fount at http://packages.sw.be/. Read.....
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Fedora 21 Released – A Quick Review with Screenshots and Upgrade to Fedora 21 from Older Versions

Fedora 21 Released – A Quick Review with Screenshots and Upgrade to Fedora 21 from Older Versions
Finally, the Fedora Projects announced the availability of the latest release of Fedora 21, which shapes with many new changes and updates, in this quick-post we’ll talk about the most important changes in the new release of Fedora. So, What’s new in Fedora 21? There are 3 versions of Fedora now: Workstation: Which is designed for the desktop. Server: Which is designed for creating normal servers. Cloud: If you want to create a server.....
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Configuring Squid Proxy Server with Restricted Access and Setting Up Clients to Use Proxy – Part 5

Configuring Squid Proxy Server with Restricted Access and Setting Up Clients to Use Proxy – Part 5
A Linux Foundation Certified Engineer​ is a skilled professional who has the expertise to install, manage, and troubleshoot network services in Linux systems, and is in charge of the design, implementation and ongoing maintenance of the system-wide architecture. Introducing The Linux Foundation Certification Program. In Part 1 of this series, we showed how to install squid, a proxy caching server for web clients. Please refer to that post (link.....
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