304
HTTP
304 Not Modified
The resource has not been modified since the last request. The client can use its cached copy.
เมื่อคุณพบรหัสนี้
When the browser cache is still valid (If-None-Match / If-Modified-Since headers match).
วิธีแก้ไข
No fix needed. This saves bandwidth by confirming the cached version is still current.
ข้อกำหนด
คู่มือ
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