Tag Archives: Ubuntu

UbunTOS – Ubuntu 9.10 + TinyOS 2.x VirtualBox Image 7

This is my admittedly minor but I hope useful contribution to the TinyOS development community. TinyOS is an Operating System and development framework for Wireless Sensor Networks and other platforms which has a small footprint and is very energy conscious.
The TinyOS source code is available for free online for many operating systems, however it takes a [...]

How To Reset Windows XP, Vista, Windows 7 Passwords with Ubuntu 9.10 Live Image and a USB Drive 2

I put this together for a project in a class I am taking, and thought it would be handy for others as well. The goal is to access a Windows filesystem and reset the password for a user, for example if someone forgot the Administrator password or the account is locked out from too many [...]

Ubuntu Server in Place Network Upgrade From 8.10 to 9.04 1

It is easy to do an in-place upgrade of Ubuntu Server from 8.10 ‘Intrepid Ibex‘ to 9.04 ‘Jaunty Jackalope‘. You can do this remotely over ssh or whatever you use to control your server. Best practices say to make sure to backup your server before doing the upgrade. I’ve done several servers this way with [...]

Apt-get Update GPG Key Errors and Fix 5

Running sudo apt-get upgrade, I started getting this error:
Reading package lists… Done
W: GPG error: http://ppa.launchpad.net intrepid Release: The following signatures couldn’t be verified because the public key is not available: NO_PUBKEY 313D312748A22A95
W: You may want to run apt-get update to correct these problems
Ah ha! But apt-get update is the command causing this problem.
The solution is [...]

Using Ubuntu as a 24/7 Lobby Display Driver 2

I recently took upon the task of setting up a presentation display in the lobby of our building. This display had previously used an old computer running Windows 2000, and displayed a fairly simple PowerPoint presentation with a few frames, mostly a schedule for anyone coming into the building.
We did a renovation and this display [...]