TOP-LEVEL DESIGN VS. LLD : UNDERSTANDING THE IMPORTANT DIFFERENCES

When building systems , it is vital to comprehend the distinct roles of high-level design and detailed design. HLD provides a larger picture of the project, describing the core modules and their connections excluding granular implementation specifics. On the other hand, LLD goes into the engineer

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