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I ran into a bit of a quandary the other day. I had to modify a piece of legacy code in our system - one that has no tests written against it. My first task was to write as many JUnit tests as I could to document the behavior of the component [...]

I got admonished at my new job for coding practices that have become second nature to me. Is aggressive refactoring really that scary?

About two years ago I finished a project I’d been working on for a while - a CD lamp. I think it turned out pretty well. It’s garnered a fair amount of attention, and I’ve planned on making another one someday - especially since I didn’t capture any of the construction process when I made it.

As promised, here’s the jam jar pulse jet in action. Let’s just say that it has a unique way of shutting itself down.

I’ve been receiving Make magazine since its first issue, so I decided it was about time I actually make something.