From https://www.xfinity.com/support/articles/cancel-my-xfinity-services:

How to Cancel Your Xfinity Account

• Chat with us online. Seven days a week (8:00 AM - 11:00 PM ET).
• Visit your local Xfinity Store or Comcast Service Center.
• Email your cancellation request by completing a simple form.

• Mail your cancellation …

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In preparation for the burn, it’s time to charge the batteries I use for my solar setup. I was surprised to find them registering only 5 volts on my multimeter; something in the solar regulator must have been discharging them. This at least gave me an opportunity to see how long they take to charge from empty and how much power that uses.

Power to charge 12V 140AH battery 10h

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For years I have generated rainbows using the Wheel() function in Adafruit‘s NeoPixels library. While convenient, the linear transition between the primary colors resulted in significantly dimmer colors in between the primaries. Playing around today, I improved the result by using a quadratic equation to accelerate each color component’s journey from 0 to 255.

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In my Arduino projects, I had been using the typical pattern of seeding the pseudo random number generator with a reading from an analog pin like randomSeed(analogRead(A0)). Anecdotally, the results seemed nowhere near random. If I had a program that selected from three modes, the first mode would be the selected mode the majority of the time.

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I’m starting to figure out my photography workflow on Arch Linux. Previously I used Adobe Lightroom for organization but still did almost all editing in Photoshop. I never quite figured out an editing workflow I was happy with in Lightroom. But now I get to circumvent that step and figure it out on Linux. :-)

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I have noted before how Spotlight sucks. Well, it still sucks.

I can rarely launch the intended app, as it either never gets selected or it changes before I hit enter.

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