Every developer has fallen into this trap: 1. We don’t need this feature today, but what if the client wants it next month? 2. Let’s build a flexible plugin system just in case we switch databases later. 3. Let's write an abstract factory...

Every developer has heard “Don’t Repeat Yourself” DRY 1. How much code reuse is too much? 2. Am I over-abstracting? 3. Should this be a helper? A util? A service? A hook? The truth: Bad DRY creates more problems than it solves. Good DRY makes ...

Every developer has opened a messy project and immediately wanted to cry. Maybe the routes folder had configs, the utils folder had business logic, and the components folder was full of files named test-final-new.js. But here’s the secret: folder st...