When developing applications, it's essential to understand the separate roles of HLD and low-level design . High-level design provides a larger perspective of the system , describing the core modules and their connections omitting detailed implementation specifics. Conversely , Detailed design go… Read More

Caching Strategies Start With One Question: How Stale Can This Data Be? Most caching answers jump straight to Redis. The stronger answer starts one step earlier. Caching is a deliberate trade of freshness for speed, so the first thing to establish is how much staleness t… Read More