I still don't know what eigenvalues are, what they're for, or how to use them, but I needed to calculate them for work and make sure they were positive.
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Despite my previous [/tech/time-machine-on-a-network-drive post] on how to get Time Machine backing up to a network drive, this turned out to be flaky. So far using iSCSI has been bomb proof and without having to do anything arcane, it is likely a lot more reliable.
Since it's been two years since my last raid cost analysis, I figured it was about time to do another one.
Goals:
- increase my storage. Currently 1000GB using raid5 (3 x 500GB drives)
- preferably only use 2 drives as it costs money to spin an extra drive
- not spend too much
I saw a recent post of the most incredible maze I've ever seen. Well I just had to solve it.
I thought I had posted this ages ago, but in case anybody needs to know how, here's how you setup a virtual kvm firewall. I'm using Smoothwall but any distro would work.
Open files with jEdit from the terminal is a pain. Here's a script to help.
More than once I've needed to start at some point in an array and work my way out to the edges. I don't want to have to figure this out again next time so here's the code.
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I recently got one of the new mac mini's because it can finally run dual monitors. Yay Apple. Anyhow, this Time Machine thing sounded pretty cool so I kept trying to figure out how to get it to backup to my network drive but nothing seemed to work.
Firefox is a fantastic web browser that blows the doors off of of Internet Explorer. Firefox is standards compliant, has tabs (and has had them from day one) and has lots more features plus it is much more secure.
Category: tech
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Chances are I'll never remember this for next time, so here are the instructions on how to set this damn thing. Model number 6112600 for the Google machine.
Category: tech
Comments: 9