Domain Specific Language with a lifespan of 2 hours or basic data munging

Last night, I needed to categorize all the jvm opcodes according to what they do to the stack. Since there are around 200 of them, it seemed like it would be an tedious task. Since the spec is online in an editable format, I thought, maybe I can parse them out and then put them into a little format that I can read to do my categorization automatically.

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