Published at LXer:

In my last article I talked about how interest leads people to program. Then life rose up behind me like a giant Doberman pincer and bit me on my backside; so, I didn’t think of programming for over four months. However, just this week something happened that made me want to program again. I was preparing to teach some students how to use dichotomous keys to identify organisms. Suddenly, while I was staring at a simple teaching key for identifying fruit, my eyes glazed over and I had a moment of clarity. I realized that I was looking at the basis of a very simple program. It was a list of rules. Simple statements that said, “If this go here, if not go there.” In the back of my mind I could see the “either/or” options and the “goto” statements of my coding past, and I knew in my heart that I must make this key into a program!

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