I would like all my models to inherit from a single "loggingMixin" class. The problem is that, instead of using the save() defined in the LoggingMixin ...

I'd like to ask the design pattern when method in a mixin depends on a method of the class that mixin-ed to. The example below is in python, but the q ...

I am a beginner in Django, and I was reading WS Vincent's Django for beginners. In the second to last chapter, he writes the following code. He's crea ...

when entering the vale "xs", i get an error saying "(max-width: 575.98px) isn't a valid CSS value." and when entering any other value i get the follow ...

I was attempting today to make a complicated class hierarchy that would normally require multiple inheritance in certain other languages, but with mix ...

Nestjs docs have no mention of mixin, so this is what I gathered from google and stackoverflow: A mixin is a way to share code between classes in ...

I need to see if there is a way to parse out variables that are effectively, dynamically generated. I have a list of 'color' definitions from a varia ...

Background How do you architect your code to allow circular function invocations across modules, where you basically have several mixins breaking dow ...

I often run into the problem of wanting to extend a class from a library (a class I do not control) but also have the class have the functionality of ...

I would like to write simple code to filter records in view based on request information (eg. organization the user belongs to). I started to impleme ...

I am working on a NextJS project, and I already have experience using Sass with NextJS. Now I am trying to build a NextJS project with Bootstrap 5. I ...

I have one class with multiple inheritance. I would like to concat the output from some parents' methods that share the same name. Ideally, I would be ...

I'm trying to use mixins in angular for the first time. I want my base class to call its mixins in an init() method: const baseClass = mixinA(mixinB ...

i have here two examples, both of them are works well: and what is the difference ? ...

I'm trying to create a guard that takes parameters and also uses a global service (prismaService). The dependency injection works as expected for a n ...

In my application I'm trying to update an Object with the Class Based View UpdateView and save it to the database. This is my code: models.py: url ...

I have several "Listing" views which are very similar and I feel like I'm unecessarily repeating myself. Subclassing seems like the answer, but I've r ...

Background: The answers to this post helped me understand the design pattern and why it's useful. However, I can't find anything on docs.python.org o ...

I'm working in some ruby code. There's a module like the below: In one of the classes that uses this module, I would like to override the import me ...

Background We have a special setup for which I want to write a TestCase base class / mixin that can be used to provide functionality out-of-the-box f ...