One of the most frustrating problems a network administrator can come across is an IP address conflict, when two or more machines on a network try to use the same IP. The result is typically that some packets on the network go to one machine, and some packets go to the other – leading to […]
Many power users have multiple computers setup in their office or on their desks, which typically results in either multiple keyboards, mice, and monitors, or the use of a KVM switch to change between each machine individually. There are downsides to both of these solutions; multiple keyboards take up lots of space and can be […]
If you make a typo on the command line in Ubuntu, or if you type the name of a command that doesn’t exist, the system will automatically provide you with a list of commands that are similar to what you entered; or, if the command exists but the package it belongs to is not installed, […]
Introduction Note: this is a Windows equivalent of my popular article, Howto Delete Files Permanently and Securely in Linux. Advertisement: Trying to recover deleted data? Try the most powerful PC/Mac data recovery tool – Wondershare Data Recovery When you normally delete a file in Windows, you aren’t actually making that file disappear from your hard drive — not even […]
iSCSI 101: How to setup a Storage Area Network using iSCSI. Using a file server and iSCSI, this article explains how to present a RAID array, a disk partition, or even an individual file, as a storage device which can then be formatted, partitioned, and mounted by a client.
Introduction Preload is an “adaptive readahead daemon” that runs in the background of your system, and observes what programs you use most often, caching them in order to speed up application load time. By using Preload, you can put unused RAM to good work, and improve the overall performance of your desktop system. Installation Installing […]
Introduction One of the great things about using open source software is the frequency with which bugs are fixed, security holes are patched, and new features are added. Ubuntu includes a very convenient update manager, which checks the software repositories for updates, and alerts you to install any new versions found. However, its default behavior […]
Introduction With Linux becoming more popular and easier to use, more and more people are adopting it as their primary operating system. But the transformation from Windows user to Linux user can be a tough road to take. Most new users become long-term users because they have friends that introduce Linux to them, and help […]
How to add items to the right-click menu in Nautilus, Gnome’s desktop interface.
Howto: Setup a Software Firewall in Linux using Firestarter