A short guide to organizing FastAPI apps beyond a single main.py file. FastAPI makes it easy to start with a single main.py file. That is great for demos, prototypes, and small APIs. But once your application grows, one file can quickly turn into a mix of routes, database logic, security helpers, settings, and business rules. A clear project structure helps keep the app easier to understand, test,
What is FastAPI? As the name suggests, FastAPI is a modern Python framework designed for building RESTful APIs with high performance and minimal boilerplate. In 2026, it has become the industry standard because it’s exceptionally fast, reliable, and includes powerful out of the box features — such as automatic interactive documentation and native support for asynchronous programming. These comma
I am a first-year CS student and I recently made a decision that most people around me think is unnecessary — I am building a relational database storage engine from scratch in raw C++, with zero STL dependency. No std::vector. No std::string. No iostream. Nothing. The Problem With How I Was Learning For a long time I was writing code that worked but I had no idea why it worked. I used abstraction