When we first learn Django, models are usually explained in a very concrete way. One model maps to one database table, the relationship is one-to-one, and each row represents an instance of that model. This mental model works well for most use cases ...
In a Django REST Framework application, how should responsibilities be divided? When we build a DRF APIs, we touch many layers: models for saving data, serializers for validating input, views for endpoints, and sometimes extra structure like services...
On Boundaries, Guarantees, and the Limits of Authorization
Responsibility Drift and the Loss of System Meaning
Tracing a Single Request Through Authority, Validity, and State
Where Rules End and Guarantees Begin
