What is DRY design principle?

What is DRY design principle?

“Don’t repeat yourself” (DRY, or sometimes “do not repeat yourself”) is a principle of software development aimed at reducing repetition of software patterns, replacing it with abstractions or using data normalization to avoid redundancy.

What are the key architecture principles?

Common design principles

• Separation of concerns. A guiding principle when developing is Separation of Concerns.
• Encapsulation.
• Dependency inversion.
• Explicit dependencies.
• Single responsibility.
• Don’t repeat yourself (DRY)
• Persistence ignorance.
• Bounded contexts.

Is there any violation of the DRY principle?

There is no code duplication anymore! Knowledge duplication is always a DRY principle violation. Code duplication doesn’t necessarily mean violation of the DRY principle. Dave is still not convinced though. With a serenity defying the highest spiritual masters through the ages, you give him the final stroke.

How are architecture principles affect the architecture process?

Architecture Principles govern the architecture process, affecting the development, maintenance, and use of the Enterprise Architecture. It is common to have sets of principles form a hierarchy, in that segment principles will be informed by, and elaborate on, the principles at the enterprise level.

Where did the concept of the DRY principle come from?

I understood that principles should be used depending on the context. A little reminder for those in the back who don’t follow: the DRY principle means “Don’t Repeat Yourself” and was first introduced in the book The Pragmatic Programmer. The principle itself was known and applied before this book came to life.

What are the two domains of Architecture Principles?

Two key domains inform the development and utilization of architecture: Enterprise principles provide a basis for decision-making throughout an enterprise, and inform how the organization sets about fulfilling its mission. Such principles are commonly found as a means of harmonizing decision-making across an organization.