Http

2 pages

Caching concept
HTTP caching (Cache-Control, ETag, fresh/stale, immutable static resources); reverse proxies; application-layer: side vs inline cache, LRU eviction, TTL, local vs external cache, thundering herd, cascading failure; 80% hit rate as scalability threshold
MVC and Web Presentation Patterns pattern
MVC pattern; Page Controller vs Front Controller; Template/Transform/Two Step View; Application Controller