When you automate sales, you might end up sending messages to the same company twice without realizing it. The sender might just think, 'Wait, did I send this already?' but the recipient will ...

[Free Release/Pitfall 1] database is locked—the real reason SQLite dies instantly I was running a Python-based scheduled job and a web app using the same SQLite file. They work fine individually. But ...

Baseball Savant is a website that contains MLB Statcast data. This data includes data about each pitch such as speed, spin, and location. Most importantly, this source has information about the batted ...

One gotcha for whoever takes the fix, since this is the first migration on a never-managed schema: you can't just add the column revision and alembic upgrade head — existing DBs have no ...