Ubuntu 10.10

    Ubuntu 10.10 introduces several new features, as well as numerous smaller modifications. It is a short-term support release. The more dramatic changes include changes to the Ubuntu Software Center, Ubuntu One setup and configuration, a new photo manager called Shotwell, … Continue reading

    Linux

    Linux is an fast, stable, and open source operating system for PCs and workstations that features professional-level Internet services, extensive development tools, fully functional graphical user interfaces (GUIs), and a massive number of applications ranging from office suites to multimedia … Continue reading

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    X Window System Graphic Programs

    KDE Graphics Tools The KDE desktop features the same variety of graphics tools found on the GNOME desktop. Many are available from the Ubuntu main repository. Most do not require a full installation of the KDE desktop. The KSnapshot program … Continue reading

    Graphics Applications

    Ubuntu includes a wide range of graphics and multimedia applications, including simple image viewers such as GwenView, sophisticated image manipulation programs like GIMP, music and CD players like Rhythmbox, and TV viewers like Totem. Several helpful Linux multimedia sites are listed in Table. … Continue reading

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    SquirrelMail

    You can use the SquirrelMail Web mail tool to access mail from Internet email services using your Web browser. It will display a login screen for mail users. It features an inbox list and message reader, support for editing and … Continue reading

    Thunderbird

    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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    URL Addresses

    An Internet resource is accessed using a Universal Resource Locator (URL). A URL is composed of three elements: the transfer protocol, the hostname, and the pathname. The transfer protocol and the hostname are separated by a colon and two slashes, … Continue reading

    Firefox Configuration

    The Preferences menu (Edit | Preferences) in Firefox enables you to set several different options. There are preference buttons for Main, Tabs, Content, Applications, Privacy, Security, and Advance. On the Main page, you can set you home page, download options, … Continue reading

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    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

    Automatic Login Preferences

    If you want to change automatic login preferences, you can use the Login Screen Settings window accessible from System | Administration | Login Screen. This configures the GNOME Display Manager, which runs your login process. With Ubuntu 10.10 the Login … Continue reading

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    sudo and gksu

    The sudo service provides administrative access to specific users. You have to be a user on the system with a valid username and password that has been authorized by the sudo service for administrative access. This allows other users to … Continue reading

    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

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    Ubuntu Social Desktop: the MeMenu

    Ubuntu provides integrated social networking support for broadcasting, IM (Instant Messenger), and VoIP (Voice over Internet). User can communicate directly with other users on your network. These applications are installed automatically and are ready to use when you first start … Continue reading

    KDE Social Desktop

    KDE provides a set of Internet applications as part of the KDE Social Desktop initiative. The social desktop is based on a Web API called the Open Collaboration Services (OCS) that allows applications to interface easily with Internet services like … Continue reading

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    Kubuntu

    The Kubuntu edition of Ubuntu installs KDE as the primary desktop from the Kubuntu install disc. Kubuntu officially supports and installs KDE 4.4. You can download this disc from the Kubuntu site at: http://www.kubuntu.org/ You can also download the discs … Continue reading

    The KDE Help Center

    The KDE Help Center provides a browser-like interface for accessing and displaying both KDE Help files and Linux Man and info files. You can start the Help Center by selecting its entry at the bottom of the Kickoff Applications menu. … Continue reading

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    History

    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

    Filename Expansion: *, ?, [ ]

    Filenames are the most common arguments used in a command. Often you will know only part of the filename, or you will want to reference several filenames that have the same extension or begin with the same characters. The shell … Continue reading

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