HTTP codes
0 26 fiche unencrypted
question  |
réponse |
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|---|---|---|---|---|
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100
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Continue Server allows client to proceed with request body Client sends large file upload
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101
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Switching Protocols Server switches to different protocol HTTP connection upgraded to WebSocket
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200
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OK Request processed successfully Successful GET request for resource
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201
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Created New resource successfully created POST creates new user
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202
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Accepted Request accepted but processing not finished Background job queued
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204
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No Content Success with no response body DELETE resource request
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206
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Partial Content Partial response for range request Resuming interrupted download
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301
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Moved Permanently Permanent redirect to new URL Website moved to new domain
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302
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Found Temporary redirect legacy behavior Temporary maintenance redirect
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304
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Not Modified Resource not modified cached version valid Browser cache validation
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307
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Temporary Redirect Temporary redirect method preserved Temporary API endpoint switch
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308
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Permanent Redirect Permanent redirect method preserved API version permanently changed
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400
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Bad Request Malformed or invalid request Invalid JSON payload
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401
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Unauthorized Authentication required or failed Missing authentication token
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403
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Forbidden Authenticated but access denied User lacks required role
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404
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Not Found Resource does not exist Requesting non existing endpoint
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405
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Method Not Allowed HTTP method not supported POST on read only endpoint
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409
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Conflict Request conflicts with current state Updating outdated resource version
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410
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Gone Resource permanently removed Deleted API endpoint
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415
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Unsupported Media Type Unsupported content type Sending XML to JSON only API
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422
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Unprocessable Content Semantic validation error Validation fails for email field
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429
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Too Many Requests Too many requests in given time window API rate limit exceeded
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500
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Internal Server Error Generic server side failure Unhandled exception occurs
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502
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Bad Gateway Invalid response from upstream server Reverse proxy upstream error
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503
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Service Unavailable Service temporarily unavailable Server overloaded
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504
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Gateway Timeout Upstream server timeout Upstream service slow response
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