If you follow common partitioning advice, chances are your disk uses several partitions. If you set the sizes incorrectly or if your needs change, you may find yourself needing to resize your partitions. To do so, you must familiarize yourself with the requirements for resizing partitions and the tools that can do the job.

If you’re a Linux user, you’ve likely come across Git at some point, perhaps while trying to download a new program or looking into version control systems like CVS or Subversion. Git is the revision control system created by the Linux kernel’s famous Linus Torvalds due to a lack of satisfaction with existing solutions.

Ever wondered how attackers know what ports are open on a system? Or how to find out what services a computer is running without just asking the site admin? You can do all this and more with a handy little tool called Nmap.

There are a lot of people still stuck with Windows because it’s the ‘easier alternative’. Linux is both cheaper and more versatile than Microsoft’s operating system, but the learning curve has frightened off many people.

For newcomers to the open source world, selecting a Linux desktop from the many available choices can seem overwhelming. But don't let that stop you! There's plenty of free expert advice available online to help you narrow the field and figure out which distro is likely to best suit your needs.

Load balancing is difficult; often we need to share file systems via NFS or other mechanisms to provide a central location for the data. While you may be protected against a Web server node failure, you are still sharing fate with the central storage node. Using GFS, the free clustered file system in Linux, you can create a truly robust cluster that does not depend on other servers.

This article is a short introduction to cron jobs, their syntax, and how to set them up. A cron job is a scheduled task that is executed by the system at a specified time/date.

Learn to scale your UNIX® Python applications to multiple cores by using the multiprocessing module which is built into Python 2.6. Multiprocessing mimics parts of the threading API in Python to give the developer a high level of control over flocks of processes, but also incorporates many additional features unique to processes.