circular dependency in state patrern

Replace Temp with Query might add performance overhead

Remove middle man has diagrams from hide delegate?

Please put examples in Kotlin

An example of "switch statement" smell addressed with "extract method" and "move method" refactoring

You proposed using assertions in python, which is considered code smell outside of testing.

Refactoring - Replace Temp with Query - Isn't it an issue when debugging ?

Refactoring: Ternary Statements: Using Ternaries for their Side Effects

How about design patterns used in functional programming instead of OOP, say Typescript with no classes?

Курс по рефакторингу. Переклад. Занурення в Рефакторинг -> Введення локального розширення