LearningCausesv1

HTTP caching makes repeat visits faster

A fresh stored response can satisfy a later request locally or at the edge.

Reddit
Output
Lower latency and fewer transferred bytes
Input
A browser requesting an unchanged versioned asset again
Relationship

What connects the input and output?

Cache rules allow reuse of the stored bytes without downloading the full resource. Validation can also confirm freshness with a small conditional request.

Sources

1
  1. developer.mozilla.org: HTTP caching makes repeat visits fasterdeveloper.mozilla.org

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