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I was going through some old electronics and found a slide scanner that plugged into an HP scanner and took it apart. The insides look like a fluorescent shop light with only one bulb. I found out it ran on

Unfortunately, Mike flipped his truck on a slippery on ramp during a snow storm. Fortunately, he was not injured. Unfortunately, the truck was a loss. Luckily, the weather was bad enough so I had a snow day and I could

Having a Christmas tree, I got requests for a menorah. I realized that programming it would be the easy part, and the only idea I had for the candles were transfer rollers. Transfer rollers are used in laser printers to

In part 1, we learned that splitting a gray scale image into a background and a transparent foreground, we need to do is solve $T=B(1-\alpha )+F\alpha $ with variables T (target gray), B (background gray), F, (foreground gray) and the

While writing my program for visual cryptography, I noticed that each pixel in a picture could gets it’s own value of an alpha transparency. While I couldn’t find a way to make it useful, I recently returned to the project

This idea started when I found out I could buy blank dice and put anything I wanted on them. This led to a wonderful journey of tests to make a magic 8-ball that gave sarcastic answers. Step 1: How do

This is almost thirty years old and I forgot I had it ’til I was cleaning up some things. Back in the day, I was renting a room in John’s first house. I didn’t have access to many resources and

One day, I saw a student gluing cardboard squares together to make a cube. It occurred to me that by using the raster and vector settings on the laser cutter, I could cut out an unfolded square and score the