Single choice principle

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(New page: This states that whenever a program needs to support a set of known alternatives, this set should only exist in one module. Repeating the alternatives in several modules is unnecessary and...)
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Revision as of 03:25, 4 October 2008

This states that whenever a program needs to support a set of known alternatives, this set should only exist in one module. Repeating the alternatives in several modules is unnecessary and makes it hard to maintain when an alternative is added or removed.