Talks

The Single Responsibility Principle

Ashraf Hussain

Apprentice Software Engineer

A talk on the Single Responsibility Principle, the first of the SOLID principles. Covers what responsibilities are, why mixing them creates hidden bugs, and how separating concerns makes code safer to modify.

Open presentation

The Open/Closed Principle

A talk on the Open/Closed Principle, the second of the SOLID principles. Covers why code should be open for extension but closed for modification, with a practical example showing how isinstance chains break when new types are added.