Archive for the 'Computing' Category

Ubuntu and the Ralink rt73 chipset.

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I’m sure that those who deal in wireless know the existence of four tear old Ralink. Ralink does some amazing chipsets with a refined version of what we should have had yesterday and not today. Never the less as I mentioned in a previous post recently , I have bought an Edimax wireless chipset. In Linux you more or less have a few ways of setting it up. One is the native drivers that come from the manufacturer and the other is through an open source project called Rt2×00 which supports quite a few of the Ralink chipsets under Linux. This includes functions such as encryption, traffic monitoring and frame injection. I got it up and running with Ubuntu in only a few moments. This article walks you through on how to get it up and running within five minutes.

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Quick way to install Ubuntu from a USB stick/thumb drive

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I needed to get Ubuntu 8.04 running as fast as possible on my EEE PC 1000. There were quite a few options such as buying myself a USB dvd-rom drive or converting an IDE to USB drive , etc… The easiest way is to use a thumb drive / usb stick and about five minutes of your time. Here’s how.

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Extending your wireless range on the go.

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While moving around lately I needed something that could boost up my wireless range a little to help the neighbors offer me their wifi services a little easier. So I figured since I was in London I should shop around and pickup a few basic ingredients to make it happen for me. Here are my new geek toys that helped out on extending my wireless range without a lot of fuss.

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My new sub-notebook!

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Heads up , new geek toy in the house. I pre-ordered an Asus EEEPC 1000 from Amazon about a month ago and as soon as I arrived in London I found it ready for me. For those of you not aware of the EEE series , they are ultra portable notebooks from Asus that have sold pretty well. The 1000 model is the best so far with many additional features , Intel’s Atom processor and many other improvements in comparison to older models.

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Ubuntu resume from sleep slow problem fixed!

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Who would have thought that something so simple could mess things up so bad? I had a serious problem with resume from sleep with my Toshiba running Hardy 8.04. It turned out just by editing one line I fixed it. Here’s how.

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Proper DVD playback with Ubuntu 8.04

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Ubuntu by default can play non-encrypted DVDs however the majority of DVDs today are encrypted. To get around this here is a three step procedure to get your DVD playback going. You won’t find CSS decryption in the repositories and this is why I want to share why it took me more than 30 seconds to get my playback going.
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Link bandwidth testing

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Recently it was required to test a 40Mbps link between two cities. In the past testing of such links was suggested to be done with iperf. Iperf is a wonderful tool to handle such tests and it successfully displays a lot of data on the link’s throughput , loss , jitter , etc…

This is a bit on how to use iperf and how it can make life easier on testing links , getting assurance tests on link characteristics and so forth.

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God has logged on.

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Once again , found somewhere on the Internet and saved for humorous purposes so it doesn’t die out. No Offense to anyone’s religion or anything of the sort ; this is part of my religion too I guess.

In the beginning there was the computer. And God said
%Let there be light!…

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The ABC’s of Unix

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I didn’t think I knew the alphabet in such a “*nix” way until I ran across this somewhere on the Internet. This is priceless for all the UNIX lovers out there.

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Politically Correct UNIX

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The following upgrade to UNIX System VI was posted to a Usenet newsgroup, the original author is unknown to the poster.Of course sys admins the world over know that Post-Modern Politically-Correct BSD has already had these features for years.In order for UNIX(tm) to survive into the nineties, it must get rid of its intimidating commands and outmoded jargon, and become compatible with the existing standards of our day. To this end, technicians have come up with a new version of UNIX, System VI, for use by the PC - that is, the “Politically Correct.”

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