Install JDownloader in RHEL / CentOS 5

JDownloader is open source, platform independent, and written completely in Java. It simplifies downloading files from One-Click-Hosters like Rapidshare.com or Megaupload.com - not only for users with a premium account but also for users who don't pay. It offers downloading in multiple parallel streams, captcha recognition, automated file extraction, and much more. Of course, JDownloader is absolutely free of charge. Additionally, many "link encryption" sites are supported - so you just paste the "encrypted" links and JD does the rest. JDownloader can import CCF, RSDF and the new DLC files. 

Install Firefox 5 on CentOS 6

By default CentOS 6 comes with firefox 3.6.
Here's how to Install Firefox 5 on CentOS 6:

1. Log on as root.
2. Download firefox-5.0.1.tar.bz2 or later from http://www.getfirefox.com to Downloads folder.
3. Also download an appropriate version of libstdc++.so.6, in this case the version from Fedora 13 i686 will work:

Install VLC Media Player on Fedora 15

VLC media player is a free and open source media player and multimedia framework written by the VideoLAN project.
VLC is a portable multimedia player, encoder, and streamer supporting many audio and video codecs and file formats as well as DVDs, VCDs, and various streaming protocols. It is able to stream over networks and to transcode multimedia files and save them into various formats.

Install Adobe (Acrobat PDF) Reader on Fedora 15/14, CentOS/ Redhat (RHEL) 5.6/6

 Adobe Acrobat is a family of application software developed by Adobe Systems to view, create, manipulate, print and manage files in Portable Document Format (PDF). All members of the family, except Adobe Reader (formerly Acrobat Reader), are commercial software; Adobe Reader however, is available as freeware and can be downloaded from Adobe's web site. Adobe Reader enables users to view and print PDF files but has negligible PDF creation capabilities.

Install Google Chrome on CentOS5 & RHEL5

Google Chrome is a web browser developed by Google that uses the WebKit layout engine. It was first released as a beta version for Microsoft Windows on September 2, 2008, and the public stable release was on December 11, 2008. In September 2008, Google released a large portion of Chrome's source code, including its V8 JavaScript engine, as an open source project entitled Chromium. This move enabled third-party developers to study the underlying source code and to help port the browser to the Mac OS X and Linux operating systems.Chromium implements a similar feature set as Chrome, but lacks built-in automatic updates, built-in PDF reader and Google branding, and most noticeably has a blue-colored logo in place of the multicolored Google logo.

Install Firefox 5 or 4 in RHEL, CentOS, Fedora

Mozilla Firefox is a free and open source web browser descended from the Mozilla Application Suite and managed by Mozilla Corporation. As of March 2011, Firefox is the second most widely used browser, with approximately 30% of worldwide usage share of web browsers.
The latest Firefox features include tabbed browsing, spell checking, incremental find, live bookmarking, a download manager, private browsing, location-aware browsing (also known as "geolocation") based exclusively on a Google service and an integrated search system that uses Google by default in most localizations. Functions can be added through extensions, created by third-party developers of which there is a wide selection, a feature that has attracted many of Firefox's users.
Firefox runs on various operating systems including Microsoft Windows, GNU/Linux, Mac OS X, FreeBSD, and many other platforms. Its current stable release is version 5.0, released on June 21, 2011. Firefox's source code is tri-licensed under the GNU GPL, GNU LGPL, or Mozilla Public License.