/ Published in: Ruby

Scales a number from a given range into a specific range, as explained [in this Stack Overflow](http://stackoverflow.com/questions/5294955/how-to-scale-down-a-range-of-numbers-with-a-known-min-and-max-value) post.
Just call it, for example like:
0.5.scale_between(0, 1, 100, 200)
The result would be `150`.
Just call it, for example like:
0.5.scale_between(0, 1, 100, 200)
The result would be `150`.
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class Numeric def scale_between(from_min, from_max, to_min, to_max) ((to_max - to_min) * (self - from_min)) / (from_max - from_min) + to_min end end
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