solid - Oxycon Blog

CUPID - is SOLID slowly becoming obsolete?

CUPID challenges SOLID with properties instead of rules: composable, Unix philosophy, predictable, idiomatic, domain-based. Where the decades-old principles show their age in the cloud era, what 'joyful software' means, and whether SOLID is really done.

Dec 1, 2025

cupid

programming-tips

Ruby SOLID in practice with minimizing nesting rule

SOLID in Ruby with working code for every principle: Single Responsibility, Open-Closed, Liskov Substitution, Interface Segregation, and Dependency Inversion, plus a bonus rule on minimizing nesting and a fair look at the criticisms of SOLID.

Feb 20, 2023

CUPID - is SOLID slowly becoming obsolete?

Ruby SOLID in practice with minimizing nesting rule

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