The HTTP section now describes the latest update to HTTP, RFC 9110: fullstack.wiki/http/index

How to perform queries on HTTP servers, with the REPORT method and other mechanisms: fullstack.wiki/http/query

The HTTP POST method submits a payload for processing by the target resource. It is commonly used for creating new resources and submitting HTML forms. fullstack.wiki/http/methods/…

New page: implementing HTTP conditional requests fullstack.wiki/http/conditio…

The GET method retrieves a representation of a resource fullstack.wiki/http/methods/…

The 431 (Request Header Fields Too Large) indicates a request header was too long for the server to handle, and the request may be retried with different headers. fullstack.wiki/http/status-c…

The "Prefer" HTTP header allows the user-agent to specify server behaviors that are preferred, though not required. fullstack.wiki/http/headers/…

"405 Method Not Allowed" indicates the requested resource does not support the method used in the request. fullstack.wiki/http/status-c…

"303 See Other" indicates the result of the operation is available at another location. fullstack.wiki/http/status-c…

The 415 Unsupported Media Type status code indicates the client made a request with a Content-Type or Content-Encoding that is unknown or invalid for the resource. fullstack.wiki/http/status-c…

The Accept-Encoding header can be used in 415 responses to indicate the content coding in the request isn't acceptable: fullstack.wiki/http/headers/…

The "Content-Location" header specifies the location that the selected representation/message body is available at. fullstack.wiki/http/headers/…

The "Referer" HTTP request-header specifies where the request-URI was obtained from. fullstack.wiki/http/headers/…

The Max-Forwards HTTP header limits how many times a message may be forwarded through intermediaries (like caches), and can be used with TRACE to provide traceroute-style debugging of the message's delivery path. fullstack.wiki/http/headers/…

The "Server" HTTP response-header identifies the software originating the response. fullstack.wiki/http/headers/…

The "Allow" HTTP response-header lists the methods usable on a resource, so that a client may select an appropriate one to use in subsequent requests. fullstack.wiki/http/headers/…

New page: The "Accept-Language" HTTP request-header specifies which (natural) languages the user would prefer to receive. fullstack.wiki/http/headers/…

New page: HTTP "Accept-Charset" header: fullstack.wiki/http/headers/…

New pages: HTTP "Content-Type" header: fullstack.wiki/http/headers/… HTTP "Accept" header: fullstack.wiki/http/headers/…

New pages: HTTP "Via" header: fullstack.wiki/http/headers/… HTTP "Forwarded": fullstack.wiki/http/headers/…