TypeScript vs JavaScript: Should You Switch?
What static types actually catch, what TypeScript costs to set up, and a gradual migration plan that lets you switch 1 file at a time without stopping feature work.
#refactoring
Everything we have written about refactoring.
What Is Technical Debt and How Do You Pay It Down?
Technical debt explained in plain English: the main types, how to measure the "interest" you're paying, and a practical way to prioritize paydown alongside feature work.
What Is Test-Driven Development (TDD)? A Practical Intro
A practical introduction to TDD: the red-green-refactor cycle with a worked example, what research says about its costs and benefits, and an honest look at when it pays off.
How to Modernize a Legacy Application: Rewrite, Refactor or Replatform?
A risk-based framework for choosing between rehosting, replatforming, refactoring, rewriting and replacing a legacy application, plus a step-by-step plan that avoids the big-bang rewrite trap.