Meaning

1 senses
  1. A humorous aphorism stating that the first 90% of the code accounts for the first 90% of the development time, and the remaining 10% of the code accounts for the other 90% of the development time.

Forms

plural: ninety-ninety rules

See also

neighbours in the dictionary
ninety-ninety rule — meaning, examples, forms, synonyms | Krumeto