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Dzung Nguyen
Dzung Nguyen

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KISS Design Principle Explained in 100 Seconds

The KISS principle is not limited to software development; it is embraced across numerous disciplines. In this post, we’ll dive into its meaning, origins, and the importance of simplicity in creating efficient solutions.


💡 What is KISS?

KISS stands for "Keep It Simple, Stupid", a design philosophy that stresses simplicity over complexity. The idea is that systems function more effectively when they are straightforward and easy to understand.

This concept is widely used across various fields, including interface design, product development, and software engineering.

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👤 Origin

The KISS principle is often attributed to Kelly Johnson, lead engineer at Lockheed Skunk Works, known for designing the S-71 Blackbird spy plane. Johnson advocated for simplicity by instructing his team to build systems that could be maintained and repaired in combat with minimal tools and basic training. His approach highlighted the importance of functionality under challenging conditions, where complex solutions could lead to failure.
Origin

⭐ Why KISS Matters

  • Efficient Code: Less code means faster development, fewer bugs, and easier maintenance.
  • Reduced Complexity: Simple systems have fewer points of failure and are easier to understand.
  • Elegance in Design: Simplicity is achieved by removing unnecessary elements, not essential functionality.

A quote reflecting this idea:

"Perfection is achieved not when there is nothing more to add, but when there is nothing left to take away."

🔖 Alternative Variants

  • Keep it short and simple
  • Keep it simple and straightforward

📝 Important Considerations

While simplicity is key, it is important not to oversimplify to the point of reducing functionality. Users can tolerate some complexity if it improves their overall experience and meets the needs of the design.


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