• Taking control with the Linux command line

    Linux expert William E. Shotts Jr. wants more Linux users to discover the command line and tap the advanced functionality below the GUI.

  • Upgrading to Ubuntu Server 11.04

    Upgrading to Ubuntu Server 11.04 may not be necessary, as you may want to wait for the April 2012 release of Ubuntu 12.04 LTS. Learn about why to upgrade now, and how to do it.

  • Ten command line time-savers for Linux admins

    Quick command line navigation and execution is the key to easy Linux system administration. Learn these 10 command line tricks to increase your proficiency and speed in Bash or other Linux shells.

  • Mastering the Linux history command

    Learning how to take advantage of the Linux history command, as well as the Bash variant, can save Linux admins a lot of time. Discover how the command works, including shortcuts, searching and set...

Introduction to Linux system administration

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  • Getting your hands dirty with open source ROI, TCO calculations

    Calculating the true value of open source software means setting aside vendor and analyst hype and crunching the numbers yourself, according to one prominent LinuxWorld speaker. 

  • LinuxWorld: Defining Open source's role in the 'architecture of the future'

    Just how will open source fit into the world of virtualization, data grids and service-oriented architectures? We talked to a featured speaker at this week's LinuxWorld Conference & Exposition in San Francisco to find out. 

  • 'Cookbook' author serves up recipe for Linux success

    Author Michael Stutz discusses the virtues of shells and looks at the issue of graphical versus command-line interfaces. 

  • How to survive a hurricane

    During a widespread emergency, such as a hurricane, backup hot sites fill up and there is nowhere to go. Experienced data center managers ride out the storm by planning backup for their backup. 

  • Backup CRAC: Avoid a summer server meltdown

    Backup CRAC: Summer is the season for unpredictable power outages. You've backed up your servers, but what about the air conditioners? Without cool air, your servers will sizzle. 

  • How is Linux free?

     

  • CalPoly standardizes on Oracle

    California Polytechnic Institute students are furthering their education with a little help from Oracle applications and Linux. 

  • Choosing a Linux desktop

    Site expert Mark Hinkle runs down his top choices for Linux desktop systems. 

  • 1170 (UNIX 98)

    Spec 1170 was the working name of the standard UNIX programming interface specification that is now known as X/Open Programming Guide 4.2 (XPG 4.2). 

  • Tcl/Tk (Tool Command Language)

    Tcl is an interpreted script language from Sun Microsystems and Tcl is companion program for creating a Tcl graphical user interface (GUI).