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Debian GNU/Linux is a free distribution of the GNU/Linux operating system. It is maintained and updated through the work of many users who volunteer their time and effort.

International führender Wissenschaftsverlag - Wissenschaft, Technik, Medizin, Architektur, Wirtschaft und Verkehr - Zeitschriften, Bücher und EContent.

LinkedIn strengthens and extends your existing network of trusted contacts. LinkedIn is a networking tool that helps you discover inside connections to recommended job candidates, industry experts and business partners.

Find what you want in a library near you with WorldCat, a global catalog of library collections.

Twitter is without a doubt the best way to share and discover what is happening right now.

- UNIX and Linux Forums - Learn UNIX, UNIX commands, Linux, Operating Systems, System Administration, Programming, Shell, Shell Scripts

See what your friends are reading. Keep track of what you

www.acm.org - The premier society in computing brings you the Computer Portal.

AbeBooks is your source for Used, New, Rare and Out of print books. Find classic collectibles, rare signed editions, used textbooks, and inexpensive bestsellers from independent booksellers worldwide.

LinuxCommand.org is a web site devoted to helping users of legacy operating systems discover the power of Linux.