🙋♂️ Ever added a “tiny” feature and watched a cascade of breakages?
The Open/Closed Principle shows how to grow features without poking old code.
In just 4 minutes you’ll see:
🧩 Why “open for extension, closed for modification” keeps legacy bugs at bay
🔄 A hands-on refactor from switch sprawl ➜ clean polymorphism
📋 A pull-request checklist to sniff out OCP smells before they merge
👉 Read the full post:
https://on2k23nm.github.io/software-design/2025/06/02/SOLID-Design-Open-Closed-Principle.html
Drop your biggest OCP pain point below – let’s compare notes!
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