HDR with chdk and Ubuntu

I recently purchased a Canon PowerShot sx40 hs. It didn’t take me long to install chdk, an alternative firmware available on Canon’s PowerShot line. One of the features I was most interested in was bracketing. Bracketing is the technique of taking a number of pictures of the same subject with different settings. Once you have a number of…

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Configuring your DHCP server for iPXE booting

NOTE: This is Part 5 in a series on booting Ubuntu from an iSCSI disk. View all of the sections here. Previously we setup a iSCSI target (server) and installed Ubuntu to the iSCSI disk. We also setup iPXE on the server, but we need to configure dnsmasq to route the client correctly. In my previous post I walked…

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Install & Configure Ubuntu to boot from an iSCSI disk

NOTE: This is Part 3 in a series on booting Ubuntu from an iSCSI disk. We have previously created an iSCSI disk and connected to it from the Ubuntu Live installation CD. View all of the sections here. Many of the commands in this post were taken from http://etherboot.org/wiki/sanboot/ubuntu_iscsi. If you’re following along with the series, you are…

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Initiating a connection to an iSCSI disk in Ubuntu

NOTE: This is Part 2 in a series on booting Ubuntu from an iSCSI disk. In the previous section, we setup an iSCSI target (a.k.a. server) which is sharing a blank iSCSI disk on the network. View all of the sections here. Once again, the bulk of this post was unabashedly “borrowed” from howtoforge.com The instructions in this…

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Setup an Ubuntu iSCSI target (server)

NOTE: This is Part 1 in a series on booting Ubuntu from an iSCSI disk. View all of the sections here. The bulk of the instructions in this post were unabashedly “borrowed” from howtoforge.com. The first thing we need in our quest to boot Ubuntu from an iSCSI disk is an iSCSI target disk. This is a…

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PXE Booting Ubuntu from an iSCSI drive

The Plan This will serve as a guide to booting Ubuntu (XBMCbuntu in my case) from an iSCSI drive.   The Result The boot process for my XBMCbuntu machine follows these steps: The BIOS is configured to PXE boot. The PXE boot process launches iPXE (formerly gPXE). iPXE connects to the iSCSI drive and launches GRUB which is…

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Office Lights

How many projects is it okay to start without finishing at least one? It seems I’m determined to find out. I’m currently in the process of finishing a room in my basement which will become my new office/hackerspace. Naturally, I incorporated copious amounts of LEDs into the design. I picked up a couple of reels…

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