Pattern Suggestion for this case?

Is the Book Design Patterns Translated in Korean?

Description of Aggregation in the design patterns book

About the star ratings in the code example catalog

Thanks for the great works on the refactoring course.

Thanks for the book about Design Patterns

Sell book on Allpe Books

Which design pattern for Common Filters

Відгук на книгу по патернах проектування

Does the Singleton really violate the Single Responsibility Principle?