Database Indexing Explained
Database indexes use B-tree structures maintaining sorted pointers to rows. Like book indexes, they enable fast lookups without scanning entire tables.
January 2026
Step-by-Step: Designing Effective Metrics
Keep simple with three to five key metrics. Make actionable so measurement drives improvement. Align with goals avoiding distortion.
Decision Frameworks Used by High Performers
High performers use frameworks like second-order thinking, regret minimization, and expected value to make better decisions systematically.
December 2025
Vanity Metrics vs Meaningful Metrics
Vanity metrics look impressive but don't drive decisions: total users, page views. Meaningful metrics change behavior: active users, retention, revenue.
September 2025
How Metrics and Measurement Work
Metrics quantify performance. They create visibility, enable improvement through tracking, establish accountability, and drive behavior toward outcomes.