Linux and Open Source

If you're a Linux administrator or you are integrating Linux into your IT department then you won't want to miss the latest tutorials, news, and updates on various Linux distributions and open source

  • Remotely monitor servers with the Nagios check_by_ssh plugin

    Remotely monitor servers with the Nagios check_by_ssh plugin

    If you are using Nagios to monitor remote servers, you have more than one method to execute checks, including the use of the check_by_ssh plugin. Vincent Danen tells you how to set up this plugin and ...

    Vincent Danen · January 19, 2009, 10:00 PM PST

  • The Evolution of Linux

    The Evolution of Linux

    After a run-in with a cheap KVM Jack Wallen discovers that Xorg has evolved into something he never expected. In this open source blog entry you might get a glimpse of where Linux is heading and wheth...

    Jack Wallen · January 18, 2009, 5:41 AM PST

  • Learning more about Nagios for server monitoring

    Learning more about Nagios for server monitoring

    If you use Nagios for server monitoring, you know it's a very powerful tool, but the learning curve can be steep for newcomers. Vincent Danen reviews a resource for Nagios beginners -- or for those wh...

    Vincent Danen · January 12, 2009, 10:49 PM PST

  • How open source could save the media industry

    How open source could save the media industry

    There are so many industries that are slowly strangling themselves. Jack Wallen has a feeling that each and every one of these industries can be saved by adopting an open source policy. How you ask? R...

    Jack Wallen · January 11, 2009, 10:24 PM PST

  • Firewall MySQL with GreenSQL

    Firewall MySQL with GreenSQL

    GreenSQL is a "firewall" for MySQL databases that could help protect your database from SQL injection vulnerabilities. Vincent Danen introduces this application and tells you how to install it.

    Vincent Danen · January 5, 2009, 2:43 AM PST

  • ASUS Eee PC is a good option for a lightweight laptop

    ASUS Eee PC is a good option for a lightweight laptop

    The Asus Eee PC 900 is a great out-of-the-box Linux laptop for new users. With the default Xandros install, everything just works. The boot speeds are amazing, and suspend/resume works great. Future v...

    Vincent Danen · July 14, 2008, 5:38 AM PST

  • gOS Space: OSX-like operating system without the Apple

    gOS Space: OSX-like operating system without the Apple

    Jack Wallen takes on the latest gOS release, called Space, and comes to a very exciting conclusion. Although it would take a league of warriors to pull him from his favorite Enlightenment desktop, gOS...

    Jack Wallen · July 13, 2008, 11:25 AM PST

  • GUI scripting with Zenity

    GUI scripting with Zenity

    Vincent Danen introduces you to Zenity, a tool that allows you to create GUI prompts for shell scripts. Zenity creates GUI widgets and windows that can be used in a shell script.

    Vincent Danen · July 8, 2008, 12:15 AM PST

  • Fedora 9: Was it worth the wait?

    Fedora 9: Was it worth the wait?

    Jack Wallen installs Fedora 9 to see if it has improved enough to lure him away from the Debian-based Ubuntu distribution.

    Jack Wallen · July 6, 2008, 9:53 AM PST

  • Send mail with eSMTP for a simple, single-user system

    Send mail with eSMTP for a simple, single-user system

    Vincent Danen introduces you to eSMTP, a lightweight mail "server" solution that also allows per-user configuration files, making it useful even for multi-user systems.

    Vincent Danen · July 1, 2008, 12:49 AM PST

  • One-time scheduling of tasks with At

    One-time scheduling of tasks with At

    Scheduling services with cron and similar tools is great for repetitive tasks but inconvenient for one-time tasks. For tasks that only need to be accomplished once, Vincent Danen suggests the at comma...

    Vincent Danen · August 25, 2008, 11:00 PM PST

  • Serving Music with mt-dappd

    Serving Music with mt-dappd

    In his quest to have the simplest means to share music across a network, Jack Wallen discovers mt-daapd and finds that sharing music with family (and friends) can actually be a fairly painless experie...

    Jack Wallen · August 24, 2008, 11:58 PM PST

  • Schedule periodic tasks with cron

    Schedule periodic tasks with cron

    Vincent Danen covers the basics of scheduling basic system and user tasks with cron, such as downloading e-mail at certain intervals and restarting services.

    Vincent Danen · August 18, 2008, 11:00 PM PST

  • Meet Google Linux

    Meet Google Linux

    It was only inevitable that Google Android would find its way onto the PC. But what exactly does this mean for Linux? Does it really hold any value or will it be nothing more than a flash in the pan? ...

    Jack Wallen · January 4, 2009, 9:53 PM PST

  • Install and configure GNOME Do in Ubuntu Unity

    Install and configure GNOME Do in Ubuntu Unity

    GNOME Do has been one of the favorite search and launch tools for the GNOME desktop for quite some time. When Ubuntu Unity came around, it seemed like GNOME Do would be redundant and unusable. Both ar...

    Jack Wallen · May 19, 2011, 12:45 AM PST