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Encrypt mail with SSL certificates

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This article is about how to use the S/MIME encryption function of common e-mail clients to sign and/or encrypt your mails safely. S/MIME uses SSL certificates which you can either create yourself or let a trusted certificate authority (CA) create one for you. read more...
permapage | score:9512 | -falko, December 12, 2011

Tutorial: PostfixAdmin and Fetchmail

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Have you ever wanted to move mail from an old account to a new account? This tutorial will show you how to use fetchmail with PostfixAdmin. read more...
permapage | score:9508 | -aweber, September 3, 2010

PDNSD HowTo: A DNS Caching Personal Server

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PDNSD is a non authoritative caching DNS server. It maintains a disk cache of the queries that your system performs and subsequent queries will be faster from the cache. It is safe enough to be used on a personal Unix/Linux system as a home Desktop or a Laptop. read more...
permapage | score:9494 | -falko, December 16, 2011

Active Directory Integration with Centrify DirectControl Express on Ubuntu 11.10 (Oneiric)

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Centrify Express is a comprehensive suite of free Active Directory-based integration solutions for authentication, single sign-on, remote access, file-sharing, monitoring The #1 Choice for Active Directory Integration and cloud security for cross-platform systems. It is the quickest and most proven solution for integrating UNIX, Linux and Mac systems with Windows, and delivers more functionality and more to upgrade to when compared to other free offerings.

Many Ubuntu users and Administrators struggle with Active Directory integration. One approach that folks are using is the free offerings from Centrify Express. read more...
mail this link | permapage | score:9490 | -gg234, December 2, 2011

Linux network tools: iptstate and pkstat

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Two small Linux tools for network stats...
iptstate displays information held in the IP Tables state table in real-time in a top-like format. Output can be sorted by any field, or any field reversed. Users can choose to have the output only print once and exit, rather than the top-like system.

Refresh rate is configurable, IPs can be resolved to names, output can be formatted, the display can be filtered, and color coding are among some of the many features.
(here are some red prints) read more...
mail this link | permapage | score:9484 | -Ray, March 4, 2011 (Updated: April 24, 2012)

Increase file descriptors for Transmission on Linux

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Have you run out of file descriptors for Transmission? The torrent will be stopped (for no apparent reason), and when you examine it, you'll get an error like:

$ transmission-remote -t 1 -i | grep -i 'open files'
Unable to save resume file. Too many open files.

Time to increase the number of file descriptors available. This article is tailored towards Debian and Ubuntu. read more...
permapage | score:9456 | -tamasrepus, April 14, 2011

How to get gorgeous looking fonts on ubuntu linux

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This is quick guide on optimizing the font rendering on your ubuntu system by tweaking the antialiasing settings and installing better fonts. read more...
permapage | score:9406 | -Silver Moon, August 8, 2013

Run Unity desktop on Linux Mint 12

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The combination of GNOME 3 and MGSE is an attempted to improve on the user-experience of a stock GNOME 3 installation, however, it still leaves the user fighting the desktop just to get things done, and MATE is not yet ready for prime time.

While I am not exactly a fan of Ubuntu’s Unity Desktop, I think it presents a better user-experience than GNOME 3 with MGSE. So, this tutorial shows the steps necessary to install and run Unity Desktop on Linux Mint 12. read more...
permapage | score:9396 | -finid, December 13, 2011

Linux file manager comparison review

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Reviewing and rating six of the best Linux file managers...
The litmus test for any file manager, then, is its ability to manage large numbers of files efficiently, and this is one of the two main criteria for the applications in this roundup. Our other primary concern is advocacy. Could each file manager here help convince inexperienced Linux users that the OS can be either familiar and easy to use, or different in that it's much more flexible than what they've previously experienced?
read more...
mail this link | permapage | score:9390 | -Ray, April 20, 2011

Install HY-D-V1 desktop on Ubuntu 13.04

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HY-D-V1 Desktop is a new desktop interface built atop GNOME 3 using a combination of Webkit, JavaScript, Python and HTML. It is the desktop environment on Hybryde Fusion.

This tutorial shows how to install it on Ubuntu 13.04 from the developer’s PPA. read more...
permapage | score:9390 | -finid, May 23, 2013

Pixelknot: Steganography app for Android

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Steganography is an old concept, so Pixelknot is not a ground-breaking application, but this is how it works. Say you wish to send a short, text message to a friend and you do not want an unauthorized person to see it. You take a picture with your smartphone, or use an existing image, type the message you wish to send, let Pixelknot work its image, then send the image on its way. read more...
permapage | score:9384 | -finid, July 22, 2013

SMILE: Linux slideshow video creator

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SMILE, Slideshow Maker In Linux Environnement is a free opensource slideshow creating tool for GNU/Linux, although it also works on Mac OS/X. SMILE helps to create video slideshows from images, that can be played on almost all medias. The numerous features and the simplicity of use make it possible to create dynamic and rich slideshows in just a few clicks, without having to worry about technical issues or complicated settings. read more...
permapage | score:9381 | -Susenator, August 21, 2008

How to install HotShots on Fedora 19 and Ubuntu 13.04

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There is Shutter and Deepin Scrot, both of which come with image editing features. In that aspect, they are better than the previous two. Deepin Scrot is from the developers of Linux Deepin, a distribution based on Ubuntu Desktop.

And here comes HotShots. What does it look like and what can you do with it, other than take screen shots?

Let me show you. read more...
permapage | score:9364 | -finid, July 27, 2013

How to install mariadb on ubuntu 13.04

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MariaDB is a drop-in replacement for MySQL.MariaDB strives to be the logical choice for database professionals looking for a robust, scalable, and reliable SQL server. To accomplish this, Monty Program works to hire the best and brightest developers in the industry, work closely and cooperatively with the larger community of users and developers in the true spirit of Free and open source software, and release software in a manner that balances predictability with reliability. read more...
permapage | score:9337 | -gg234, August 21, 2013

Conky Manager – Simple GUI for managing Conky config files

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Conky Manager is a graphical front-end which provides options to start/stop, browse and edit Conky themes installed on the system. It is currently in development. read more...
permapage | score:9326 | -gg234, July 19, 2013

OcenAudio: Easy audio editor

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ocenaudio is a cross-platform, easy to use, fast and functional audio editor. It is the ideal software for people who need to edit and analyze audio files without complications. ocenaudio also has powerful features that will please more advanced users.This software is based on Ocen Framework, a powerful library developed to simplify and standardize the development of audio manipulation and analysis applications across multiple platforms. read more...
permapage | score:9325 | -gg234, July 20, 2012

Arronax: Nautilus Plugin to create and modify Application Launchers

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Arronax is a program to create and modify starters (technically: .desktop files) for applications and locations (URLs).Arronax can be used as a standalone application or as a plugin for Nautilus, the default file manager of the Gnome and Unity desktop environments. read more...
permapage | score:9322 | -gg234, March 30, 2013

Linux Top command examples

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Fifteen examples of Linux usage of the top command with short explanations...
In this article, let us review 15 examples for Linux top command that will be helpful for both newbies and experts.

1. Show Processes Sorted by any Top Output Column – Press O

By default top command displays the processes in the order of CPU usage. When the top command is running, press M (upper-case) to display processes sorted by memory usage as shown below.
read more...
permapage | score:9308 | -Ray, January 12, 2010

How to install Icinga (Nagios Fork) in Ubuntu 12.10 server

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Icinga is an enterprise grade open source monitoring system which keeps watch over networks and any conceivable network resource, notifies the user of errors and recoveries and generates performance data for reporting. Scalable and extensible, Icinga can monitor complex, large environments across dispersed locations.

Icinga is a fork of Nagios and is backward compatible. So, Nagios configurations, plugins and addons can all be used with Icinga. Though Icinga retains all the existing features of its predecessor, it builds on them to add many long awaited patches and features requested by the user community. read more...
mail this link | permapage | score:9303 | -gg234, March 26, 2013

Book Review: The Book Of Gimp

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I usually use GIMP (the "GNU Image Manipulation Program") for editing photos, changing colors, resizing photos, applying significant effects and more. It is a free software alternative to Adobe Photoshop. It is also quite popular with graphics artists and webmasters who wants to edit digital images. GIMP is not just a Linux specific program. It works on all leading operating systems, i.e., Mac OS X, MS-Windows and Unix variants. However, like many other powerful open source software, GIMP can be difficult to master. There are many options and plugins. So if, you are looking to learn or master the GIMP program, give The Book of GIMP a try. read more...
mail this link | permapage | score:9302 | -nixcraft, March 8, 2013
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Ubuntu 10.10 Software Center

 

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