New posts in Http Status Codes

HTTP response code for POST when resource already exists

System.Net.WebException HTTP status code

Setting Context.Response.StatusCode does not seem to work

403 Forbidden vs 401 Unauthorized HTTP responses

REST HTTP status codes for failed validation or invalid duplicate

What HTTP status response code should I use if the request is missing a required parameter?

How do I resolve a HTTP 414 "Request URI too long" error?

What is correct HTTP status code when redirecting to a login page?

HTTP status code for update and delete?

What's an appropriate HTTP status code to return by a REST API service for a validation failure?