solid-knowledge
SOLID Principles Knowledge Base
Overview
SOLID is a set of five design principles for writing maintainable, extensible software.
| Principle | Name | Core Idea |
|---|---|---|
| S | Single Responsibility | One class = one reason to change |
| O | Open/Closed | Open for extension, closed for modification |
| L | Liskov Substitution | Subtypes must be substitutable for base types |
| I | Interface Segregation | Many specific interfaces > one general |
| D | Dependency Inversion | Depend on abstractions, not concretions |
Quick Detection Patterns
SRP Violations
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