Linux & Unix Tutorials

openSUSE and SUSE Linux sets default values for some of the network related Kernel parameters. With Kernel 2.6 (default in recent releases of openSUSE & SuSE Linux), there are some fine tuning you can do to improve Network performance and get that extra out of your system.

rsnapshot is a filesystem backup utility based on rsync. Using rsnapshot, it is possible to take snapshots of your filesystems at different points in time. Using hard links, rsnapshot creates the illusion of multiple full backups, while only taking up the space of one full backup plus differences. When coupled with ssh, it is possible to take snapshots of remote filesystems as well.

Kernel-based Virtual Machine (KVM) is a Linux kernel virtualization infrastructure. KVM is a full virtualization solution for Linux on x86 hardware containing virtualization extensions Intel VT (vmx) or AMD-V (svm). KVM also requires a modified QEMU although work is underway to get the required changes upstream.

The Linux Kernel offers you something that allows you to recover your system from a crash or at the least lets you to perform a proper shutdown using the Magic SysRq Keys. The magic SysRq key is a select key combination in the Linux kernel which allows the user to perform various low level commands regardless of the system’s state using the SysRq key.

InkScape is an Open Source vector graphics editor, with capabilities similar to Illustrator, CorelDraw, or Xara X, using the W3C standard Scalable Vector Graphics (SVG) file format. Inkscape supports many advanced SVG features (markers, clones, alpha blending, etc.) and great care is taken in designing a streamlined interface.

aMSN is a free open source MSN Messenger clone for Windows,Linux,Unix & Mac with features like offline messaging, voice clips, picture display, custom emoticons, webcam support, full speed file transfer, chat logs etc

After buying my new Acer Aspire 7520G and to be honest I have been using its default OS for 4 month! That is a Windows using record for me and I am not happy with it since Acer been joking around with the CD-ROM player since it was requested on order. Alright to get to work with Debian I had to replace the OEM CD/DVD Player.

Stellarium is a free open source planetarium for your computer. It shows a realistic sky in 3D, just like what you see with the naked eye, binoculars or a telescope. It is being used in planetarium projectors. Just set your coordinates and go.

Songbird is a free opensource customizable media player and web browse powered by Mozilla. Songbird runs on Mozilla’s XULRunner platform, thus capable of running on Microsoft Windows, Apple Mac OS X, Solaris and Linux. On the Windows and Macintosh platforms, Songbird utilizes the VideoLAN Client for media playback.

Elisa is an open source cross-platform media center connecting the Internet to an all-in-one media player. While primary development and deployment platform is GNU/Linux and Unix operating systems, elisa also currently support Microsoft Windows. Elisa runs on top of the GStreamer multimedia framework.