Extracurricular Activities
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An overview of how GNU Privacy Guard (GPG) works with keys and keyrings, plus how to get started using GPG.
There are great resources for electronics beginners to learn Arduino—not for people who want to learn general microcontrollers.
Our cars are hackable, and the possibilities range from merely inconvenient to downright dangerous.
I created short terminal command that I use to check disk usage by identifying large files and folders.
An introduction to ham radio and how you can get into this fascinating and limitless hobby.
Acceptance testing games is hard. Why is it hard? Why is it important? Can I see an example in Ruby?
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Recently, a group of us bought a MakerBot Replicator 2. It's been going pretty steadily, but not without the teething problems expected in an early-adopter technology.
A coroutine is a procedure can suspend its execution by yielding back to its caller. I just used my first Lua coroutines to do cool things in Minecraft with ComputerCraft.
A Raspberry Pi wireless configuration that broadcasts an ad-hoc network and allows you to easily connect with computers.
How to write C code on your dev machine but build the code on the Pi, removing the need for a cross-compiler and simplifies getting back the test results.
Ready? Set. Go! Here's how an effective brainstorm method called 'dot voting' helped our family plan summer vacation.
A review of my attempts to begin developing a game with Boo, especially my attempts to create a test-friendly coding environment.