PostgreSQL commonly known as Postgres is an open source object-relational database system which has been around for more than 15 years. PostgreSQL is well reputed with a lot of awards to its name.It runs on all major operating systems, including Linux, UNIX (AIX, BSD, HP-UX, SGI IRIX, Mac OS X, Solaris, Tru64), and Windows.

Networking in Ubuntu means that you will need to know how to conduct Samba server configuration. Samba is the standard Windows interoperability suite of programs for Linux and Unix. Samba server configuration is essential to seamlessly integrate Linux/Unix Servers and Desktops into Active Directory environments.

Another October has arrived and, like clockwork, Canonical has released the latest version of Ubuntu - Ubuntu 11.10 or codenamed Ubuntu Oneiric Ocelot. The Content Grid team has in turn put in some effort towards this new release and has come up with an Installation Guide for Ubuntu 11.10. The CDs and DVDs for the latest Ubuntu 11.10 should be available via our RequestCD program.

When a file is deleted, only the pointer to the file is overwritten and the original file will still reside in the blocks of the storage device and will be kept there until it is overwritten by another file. In a sense, you can always write a file but you can never delete it. So if you have ever faced the dilemma of trying to recover a deleted file in Ubuntu then look no further. Linux offers a wide range of tools for recovering deleted files. These tools work by retrieving the pointer to the deleted files.

Wireless connectivity is one reason why laptops have become so popular in today’s world. But then there are a wide variety of laptops having a wide combination of parts from different manufacturers. This makes support for wireless vary across laptops with respect to Ubuntu/Linux. Not every laptop’s wireless network connectivity works directly from the installation of Ubuntu/Linux which is apparent from the numerous posts on the issue on the web. One needs to configure and tweak the settings to make it work. One such issue is found in the ThinkpadZ570 as described below.

Converting videos have come to be a pain in the back for most new Ubuntu users due to the hassle involved in installation of formats and finding a suitable software package. As usual like everything else in Ubuntu the scenario is changing rapidly. Contrary to popular belief, video converting is pretty easy in Ubuntu once your get to know the right tools for the job. FFmpeg is a versatile tool when it comes to converting videos as it is a video converter and so much more. If you know how to use the command line then no other video conversion package matches the power and flexibility of FFmpeg. For those you who would rather prefer a GUI based conversion package, FFmpeg also offers you a graphical frontend. We have compiled a step by step guide to using FFMPEG to convert videos in Ubuntu.

Zyxware is happy to announce the arrival of the latest release of Ubuntu - version 11.04, code named Natty Narwhal. The ISO images of this new release are now available on request from our CD shop and ready to be shipped throughout India. The new release introduces a radical new shift from previous versions of Ubuntu with the inclusion of the new Unity interface replacing the previous time tested Gnome Desktop Environment. Some other notable changes in the new release are the inclusion of Libre Office and Firefox 4. For more info on the other notable changes available in the new Ubuntu, please check out changes.

You can order the Ubuntu 11.04 | Natty Narwhal CD through our Request CD Program.

We now have the full Repositories for Ubuntu 10.04 LTS Lucid Lynx. The full set of Ubuntu Repository DVDs (set of 8 DVDs) are now available and you can order it through our RequestCD Program. The repositories (both 32bit and 64 bit) are available as DVD repositories or as full repository folders on an External Hard Drive. Get your copy and enjoy the glory of GNU Linux.

BSNL had recently launched their 3G services in India with speeds of up to 3.6Mbps. Interestingly the 3G USB modem provided by BSNL also comes with a wvdial front end targeting GNU Linux users. Welcome change from the national telecom provider. Unfortunately the 3G USB device(ZTE MF626 HSDPA with device id 19d2:2000) had the same problem with switching the mode from the storage device, that it gets detected by default, like its predecessors. Here are the steps for configuring the BSNL 3G modem in Ubuntu. This should work with minor variations in other GNU Linux distros as well.

If you install sendmail on your desktop and have not configured your system correctly you will very likely come across this problem. Ubuntu boot up slows down considerably and stops for a long time at the "Starting Mail Transport Agent (MTA) sendmail" line. This is because sendmail is trying to resolve your host and times out failing to do so. You can fix this problem easily by making a few changes in to yours hosts file.