19 Oct, 2025 Here's a question that comes up all the time: Q: I have a front end that calls into a back end. It needs to do things now, and might need to do more things later. How much filtering and preprocessing should the back-end do before it passes the data to the front end? And here's an answer I like: A: As little as possible. Some examples: Suppose you have a product page with a long list o

