Guides ยท Technology
HTTP Cache Headers Basics
Control caching with headers
Setting proper HTTP caching uses Cache-Control directives, validators like ETag/Last-Modified, and separation of static vs dynamic resources to balance speed and correctness.
- http caching
- cache-control
- etag
- last-modified
- validation
Set Cache-Control
Use max-age, immutable where safe; no-store for sensitive data.
Validate
Provide ETag/Last-Modified; support conditional requests.
Scope
Cache static assets longer; keep dynamic responses short.
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