Consistently following good principles is important to good code. This means applying coding principles whether or not a project is rapidly approaching an important deadline.

Code Principles

• Architectural Agility
• Boy Scout Rule
• Dependency Inversion
• Don’t Repeat Yourself
• Encapsulation
• Explicit Dependencies
• Hollywood
• Interface Segregation
• Inversion of Control
• Keep It Simple
• Principle of Least Astonishment
• Liskov Substitution
• Once and Only Once
• Open-Closed
• Persistence Ignorance
• Separation of Concerns
• Single Responsibility
• SOLID
• Stable Dependencies
• Tell, Don’t Ask
• Tolerance for Imperfection
• YAGNI