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Linux Shell Scripting with Bash by Ken O. Burtch

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Chapter 17. Data Structures and Databases

I always said that I would rather die than work in a tiny, windowless office with a green monochrome terminal. Of course, the first job I had after university featured just that, except the monochrome terminal was amber instead of green.

While I was pondering a taxation problem in the custom-built BASIC software that company used, I got a buzz on my phone and the president asked me to come to his office. His office, of course, had windows. The president had written much of the software in his early days and he motioned me to come over to his terminal. “Look at this,” he said. “Here is an array of nine numbers. I turned it into a two-dimensional 3x3 array by multiplying one index by three and adding a second ...

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