Software Development Patterns and Antipatterns

Software development has been a troubling since it first started. There are seven chronic problems that have plagued it from the beginning:

1. Incomplete and ambiguous user requirements that grow by >2% per month.
2. Major cost and schedule overruns for large applications > 35% higher than planned.
3. Low defect removal efficiency (DRE) < 85% on large systems.
4. Cancelled projects that are not completed: > 3...