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The Chain of Responsibility is a behavioral design pattern that lets you pass requests along a chain of handlers. Upon receiving a request, each handler decides either to...
The Open/Closed Principle (OCP) is the “O” in the SOLID acronym. It’s a foundational concept in software design that guides you toward creating systems that are both maintainable...
Ever found yourself wrestling with a tangled web of classes and function calls just to perform a single task? You need to initialize an uploader, then a converter,...
Have you ever found yourself staring at a line of code like new_object = SomeClass(4, 2, True, False, True), wondering what those booleans and integers actually represent? This...
The Interface Segregation Principle (ISP) is the “I” in SOLID, and it has a simple but powerful message: “Clients should not be forced to depend on interfaces they...
The Dependency Inversion Principle (DIP) is the final pillar of the SOLID design principles. It provides a powerful strategy for creating decoupled, flexible, and robust software architectures. At...
The Proxy Design Pattern is a structural pattern that lets you provide a surrogate or placeholder for another object. A proxy controls access to the original object, allowing...
Have you ever found yourself stuck in a loop, creating objects that are almost identical but require complex, multi-step initialization? You write long if/else blocks or complex constructors,...
How’s it going? Let’s talk about Python’s f-strings. You’re probably using them already, but they have a few cool party tricks up their sleeve that can make your...