Matthew McMillan

Tech stuff, Sys Admin, Linux and whatever else I find of interest.

Wednesday, April 23, 2014

Gmail messages labeled as sent 'via eigbox.net'

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At work I had a user who suddenly started having all her outbound Gmail messages labeled as being sent 'via eigbox.net'. My though...
9 comments:
Monday, March 17, 2014

Arduino - Using digital potentiometers part 2 (MCP4251)

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This is part two in a series of posts about using digital potentiometers with Arduino boards. Part one covered the AD8403 digital pot . Th...
11 comments:
Sunday, March 2, 2014

Adding MOLLE / PALS webbing to a backpack

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I really like my North Face Surge backpack but I have never found the vertical daisy chain loops on the back panel to be very useful. I g...
6 comments:
Monday, February 3, 2014

Arduino - Digital speedometer

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I have all aftermarket gauges in my car and a while ago my aftermarket speedometer died. The needle just dropped to zero while I was drivi...
47 comments:
Wednesday, January 15, 2014

Arduino - Improving refresh rate of a TFT LCD display

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I'm working on a digital speedometer project for my car and I ordered a couple different displays from Adafruit to experiment with. O...
16 comments:
Saturday, January 11, 2014

Daemonized rvm ruby tasks using start-stop-daemon

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I am very new to Ruby so the solution described in this post might be very obvious to some but I could not find all the parts of this solu...
4 comments:
Tuesday, December 31, 2013

Simple way to integrate Nagios with Slack messaging

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At work we recently switched messaging applications from Skype to a new platform called Slack . Slack  just launched in August 2013. I hav...
16 comments:
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Matthew McMillan
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