Understanding HTTP responses

The purpose of inspecting an HTTP request is to determine what kind of response is required. Responses are produced using the features provided by the ServerResponse class, the most useful of which are described in Table 5.8.

Table 5.8: Useful ServerResponse members

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Name	Description
sendDate	This boolean property determines whether Node.js automatically generates the Date header and adds it to the response. The default is true.
setHeader(name, value)	This method sets a response header using the specified name and value.
statusCode	This number property is used to set the response status code.