Ubuntu Unity and UNE

    The Ubuntu Netbook Edition (UNE) features the new Unity user interface supporting touch screens. The UNE requires a 3D graphics capability: Intel, Nvidia, and AMD (partially). You  ay have to first login to the standard desktop; install the hardware video … Continue reading

    Ubuntu Linux Help and Documentation

    A great deal of help and documentation is available online for Ubuntu, ranging from detailed install procedures to beginner questions (see Table 1-3). The documentation for Ubuntu 10.10 is located at https://help.ubuntu.com/10.10/. The Firefox Web browser start page displays links … Continue reading

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    Keyboard Layout

    You are then asked to select a keyboard layout, “Choose your keyboard layout.” Keyboard entries are selected first by location in the left scroll box, and then by type on the right scroll box. A default is already selected, such … Continue reading


    If for some reason your system is not able to start up, it may be due to conflicting configurations, libraries, or applications. Select the recovery mode entry from the GRUB boot menu, the Ubuntu kernel entry with the (recovery mode) … Continue reading

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    Desktop Operations

    There are several desktop operations that you may want to take advantage of when first setting up your desktop. These include setting up your personal information, burning CD/DVD disks, searching your desktop for files, and using removable media like USB drives, along … Continue reading

    Accessing Your Ubuntu System

    You access your Ubuntu system using the GRUB bootloader to first start Ubuntu, and then use the GNOME Display Manager (GDM) to login to your account. Once logged in, you also can switch to other users using the Fast User … Continue reading

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    Ubuntu Software Repositories

    Four main components or sections make up the Ubuntu repository: main, restricted, universe, and multiverse. These components are described in detail at: http://www.ubuntu.com/community/ubuntustory/components To see a listing of all packages in the Ubuntu repository see: http://packages.ubuntu.com To see available repositories … Continue reading


    In addition to the Ubuntu repository, Ubuntu maintains several other repositories used primarily for maintenance and support for existing packages. The updates repository holds updated packages for a release. The security updates repository contains critical security package updates every system … Continue reading

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    Evolution is the primary mail client for the GNOME desktop. It is installed by default along with OpenOffice. Though designed for GNOME, it will work equally well on KDE. Evolution is an integrated mail client, calendar, and address book. The … Continue reading


    Thunderbird is a full-featured stand-alone e-mail client provided by the Mozilla project (http://www.mozilla.org). It is designed to be easy to use, highly customizable, and heavily secure. It features advanced intelligent spam filtering, as well as security features like encryption, digital … Continue reading

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    GNOME System Monitor

    Ubuntu provides the GNOME System Monitor for displaying system information and monitoring system processes, accessible from System | Administration | System Monitor. There are four tabs; System, Processes, Resources, and File Systems. The System tab shows key system information beginning … Continue reading

    System Tools

    Useful system tools as well as user specific configuration tools can be found in the Applications | System Tools, System | Preferences, System | Administration, and Applications | Accessories menus. The Administration menu holds tools like the System Monitor for checking on resource … Continue reading

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    Controlled Administrative Access

    To access administrative tools, you have to login as a user who has administrative permissions. The user that you created during installation is given administrative permissions automatically. Log in as that user. When you attempt to use an administrative tool, … Continue reading

    System Administration

    Most administrative configurations tasks are performed for you automatically. Devices like printers, hard drive partitions, and graphics cards are detected and set up for you. There are cases where you may need to perform tasks manually like adding new users and installing … Continue reading

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    GNOME Components

    From a user’s point of view, the GNOME interface has four components: the desktop, the panels, the main menus, and the file manager. You have two panels displayed, one used for menus, application icons, and running applets at the top … Continue reading

    The GNOME Interface

    The Network Object Model Environment, also known as GNOME, is a powerful and easy-to-use environment consisting primarily of a panel, a desktop, and a set of GUI tools with which program interfaces can be constructed. GNOME is designed to provide … Continue reading

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    The Command Line

    The shell is a command interpreter that provides a line-oriented interactive and non-interactive interface between the user and the operating system. You enter commands on a command line; they are interpreted by the shell and then sent as instructions to … Continue reading


    The BASH shell keeps a history list, of your previously entered commands. You can display each command, in turn, on your command line by pressing the UP ARROW key. Press the DOWN ARROW key to move down the list. You … Continue reading

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