Journal · #technical-debt

What Is a Feature Flag? A Working Engineer's Guide

A feature flag is a runtime conditional that separates deploying code from releasing it. Here are the four types, a safe rollout sequence, and how to avoid flag debt.

Cyclomatic Complexity: What the Score Actually Means

Cyclomatic complexity counts the paths through a function, not how hard it is to read. Here is where the 10 threshold comes from, why tools disagree, and how to gate it without blocking your team.

Code Refactoring Techniques That Work in Real Codebases

Extract Method, branch-by-abstraction, strangler fig pattern: the refactoring techniques that reduce complexity in real codebases, measurable in hours not sentiment.