Temporal Time-Skipping: The Clock You Didn't Know Existed
How Temporal's time-skipping test server works, why it broke my workflow tests, and the mental model that finally made it click.
10 minute read
Tags
15 pages
Python
Where Stateless APIs Meet Stateful Databases
The discovery of the boundary between stateless apps and stateful systems
7 minute read
What Actually Is ASGI? A Journey from Confusion to Clarity
Demystifying ASGI by following one developer's journey from framework confusion to understanding the bare-bones protocol that powers modern Python async web servers
13 minute read
Litestar DTOs: The 'Advanced Feature' I Didn't Need (And When You Might)
I thought I was doing it wrong by not using DTOs. Turns out, sometimes the simple approach is exactly right—here's how to know which to choose
9 minute read
From Pydantic to msgspec: A Migration Story About Validation and Control
What I learned moving from FastAPI to Litestar—and discovering that validation doesn't have to be magic to be powerful
6 minute read
LangExtract: Demystifying Text Anchoring: How LLMs Quote Precisely
Ever wondered how tools like LangExtract can highlight the exact location of a quote in a document? Spoiler: It's not magic—it's clever computer science.
9 minute read
Python's Runtime Identity Crisis: A Guide to Knowing What Type You're Holding
Ever felt betrayed when your Python type hints vanish at runtime? This is the story of how to uncover the real types inside your Pydantic generics and typing constructs, with a battle-tested strategy that actually works.
5 minute read
Escaping Python's Type Resolution Hell: How pydantic-graph Solved the Forward Reference Nightmare
Discover how pydantic-graph elegantly solves Python's forward reference problems without the trial-and-error pain of .model_rebuild(). Learn the difference between static and runtime type resolution, and why capturing parent namespaces is brilliant design.
6 minute read
Python Frames Demystified: When Your 'Useless' Systems Course Suddenly Makes Perfect Sense
Discover how Python's inspect.currentframe() connects to the low-level concepts you learned in operating systems class. A journey from instruction pointers to PyFrameObjects.
7 minute read
Why Python Stopped Me from Pouring Sprite into a Coke Can
Understanding Python generics and variance through a relatable soda can analogy, and how the type checker protects your code.
4 minute read