Articles tagged: HTTP

Found 141 documents

Cookies_Preferences_in_Mozilla These preferences apply to most Mozilla products (including Firefox and Seamonkey), however they ...
Garbage_MixedContentBlocker Starting with Firefox 23, Firefox blocks active mixed content by default. This follows a ...
Glossary/CSP A CSP (Content Security Policy) is used to detect and mitigate certain types of website related ...
Glossary/Forbidden_header_name A forbidden header name is an HTTP header name that cannot be modified programmatically.
Glossary/Forbidden_response_header_name A forbidden response header name is an HTTP header name (either ` Set-Cookie ` or ` Set-Cookie2 ...
Glossary/HTTP HTTP (HyperText Transfer Protocol) is the basic protocol that enables file transfer on the Web. ...
Glossary/Preflight_request A CORS preflight request is a CORS request that checks to see if the CORS protocol is understood.
Glossary/Simple_header A simple header (or CORS-safelisted request header) is one of the following HTTP headers :
Glossary/Simple_response_header A simple response header (or a CORS-safelisted response header) is an HTTP header that is one of ...
Glossary/URI A URI (Uniform Resource Identifier) is a string that refers to a resource. The most common are ...
Learn/Getting_started_with_the_web/How_the_Web_works This theory is not essential to writing web code in the short term, but before long you'll ...
Mozilla/Creating_sandboxed_HTTP_connections Starting with Gecko 1.8.1 (Firefox 2), it is possible to create sandboxed HTTP connections which ...
Mozilla/Debugging/HTTP_logging Sometimes, while debugging your Web app (or client-side code using Necko), it can be useful to ...
Mozilla/Firefox/Releases/1.5/Changing_the_priority_of_HTTP_requests In Firefox 1.5 (Gecko 1.8), an API was added to support changing the priority of HTTP requests. ...
Mozilla/JavaScript_code_modules/Http.jsm Http.jsm provides httpRequest - a wrapper for XMLHttpRequest that provides convenient and ...
Mozilla/Tech/XPCOM/Monitoring_HTTP_activity Gecko includes the nsIHttpActivityObserver interface, which you can implement in your code to ...
Mozilla/Tech/XPCOM/Reference/Interface/nsIHttpActivityDistributor Implemented by: mozilla.org/network/http-activity-distributor;1 as a service:
Mozilla/Tech/XPCOM/Reference/Interface/nsIHttpActivityObserver Called when activity occurs on the HTTP transport. You should implement this method to perform ...
Mozilla/Tech/XPCOM/Reference/Interface/nsIHttpChannel To create an HTTP channel, use nsIIOService with a HTTP URI, for example:
Mozilla/Tech/XPCOM/Reference/Interface/nsIHttpChannelInternal Gets the request's major and minor version numbers.
Mozilla/Tech/XPCOM/Reference/Interface/nsIHttpHeaderVisitor Called by the nsIHttpChannel implementation when visiting request and response headers. This ...
Mozilla/Tech/XPCOM/Reference/Interface/nsIHttpUpgradeListener This is used, for example, by WebSockets in order to upgrade an HTTP channel to use the ...
Mozilla/Tech/XPCOM/Reference/Interface/NsITraceableChannel The typical way to use this interface is as follows:
Setting_HTTP_request_headers HTTP is one of the core technologies behind the Web. In addition to the actual content, some ...
Web/API/Fetch_API/Using_Fetch This kind of functionality was previously achieved using XMLHttpRequest. Fetch provides a better ...
Web/API/GlobalFetch The GlobalFetch mixin of the Fetch API contains the GlobalFetch.fetch() method used to start the ...
Web/API/IDBFactory In the following code snippet, we make a request to open a database, and include handlers for ...
Web/API/Performance/navigation The Performance.navigation read-only property returns a PerformanceNavigation object ...
Web/API/XMLHttpRequest XMLHttpRequest is an API that provides client functionality for transferring data between a ...
Web/API/XMLHttpRequest/abort The XMLHttpRequest.abort() method aborts the request if it has already been sent. When a request ...
Web/HTTP Hypertext Transfer Protocol (HTTP) is an application-layer protocol for transmitting hypermedia ...
Web/HTTP/Access_control_CORS A resource makes a cross-origin HTTP request when it requests a resource from a different domain ...
Web/HTTP/Basics_of_HTTP HTTP is a pretty extensible protocol. It relies on a few basics concepts like the notion of ...
Web/HTTP/Basics_of_HTTP/Choosing_between_www_and_non-www_URLs A recurring question among website owners is whether to choose non-www or www URLs. This page ...
Web/HTTP/Basics_of_HTTP/Evolution_of_HTTP HTTP is the underlying protocol of the World Wide Web. Invented by Tim Berners-Lee in the years ...
Web/HTTP/Basics_of_HTTP/Identifying_resources_on_the_Web The target of an HTTP request is called a "resource", which nature isn't defined further; it can ...
Web/HTTP/Basics_of_HTTP/MIME_types The MIME type is the mechanism to tell the client the variety of document transmitted: the ...
Web/HTTP/Basics_of_HTTP/MIME_types/Complete_list_of_MIME_types Here is a comprehensive list of MIME types, associated by type of documents, ordered by their ...
Web/HTTP/Caching The performance of web sites and applications can be significantly improved by reusing ...
Web/HTTP/Compression Compression is an important way to increase the performance of a Web site. For some documents, ...
Web/HTTP/Conditional_requests HTTP has a concept of conditional requests, where the result, and even the success, of a request ...
Web/HTTP/Connection_management_in_HTTP_1.x Connection management is a key topic in HTTP: opening and maintaining connections largely ...
Web/HTTP/Content_negotiation In HTTP, content negotiation is the mechanism that is used for serving different versions of a ...
Web/HTTP/Content_negotiation/List_of_default_Accept_values These are the values sent when the context doesn't give better information. Note that all ...
Web/HTTP/Controlling_DNS_prefetching DNS prefetching is a feature by which browsers proactively perform domain name resolution on ...
Web/HTTP/Cookies An HTTP cookie (web cookie, browser cookie) is a small piece of data that a server sends to the ...
Web/HTTP/Headers HTTP headers allow the client and the server to pass additional information with the request or ...
Web/HTTP/Headers/Accept The Accept request HTTP header advertises which content types, expressed as MIME types, the ...
Web/HTTP/Headers/Accept-Charset The Accept-Charset request HTTP header advertises which character set the client is able to ...
Web/HTTP/Headers/Accept-Encoding The Accept-Encoding request HTTP header advertises which content encoding, usually a compression ...
Web/HTTP/Headers/Accept-Language The Accept-Language request HTTP header advertises which languages the client is able to ...
Web/HTTP/Headers/Accept-Ranges The Accept-Ranges response HTTP header is a marker used by the server to advertise its support ...
Web/HTTP/Headers/Access-Control-Allow-Credentials The Access-Control-Allow-Credentials response header indicates whether or not the response to ...
Web/HTTP/Headers/Access-Control-Allow-Headers The Access-Control-Allow-Headers response header is used in response to a preflight request to ...
Web/HTTP/Headers/Access-Control-Allow-Methods The Access-Control-Allow-Methods response header specifies the method or methods allowed when ...
Web/HTTP/Headers/Access-Control-Allow-Origin The Access-Control-Allow-Origin response header indicates whether the response can be shared ...
Web/HTTP/Headers/Access-Control-Expose-Headers The Access-Control-Expose-Headers response header indicates which headers can be exposed as part ...
Web/HTTP/Headers/Access-Control-Max-Age The Access-Control-Max-Age response header indicates how long the results of a preflight request ...
Web/HTTP/Headers/Access-Control-Request-Headers The Access-Control-Request-Headers request header is used when issuing a preflight request to ...
Web/HTTP/Headers/Access-Control-Request-Method The Access-Control-Request-Method request header is used when issuing a preflight request to let ...
Web/HTTP/Headers/Age The Age header contains the time in seconds the object has been in a proxy cache.
Web/HTTP/Headers/Cache-Control The Cache-Control general-header field is used to specify directives for caching mechanisms in ...
Web/HTTP/Headers/Connection The Connection general header controls whether or not the network connection stays open after ...
Web/HTTP/Headers/Content-Disposition In a multipart/form-data body, the HTTP Content-Disposition general header is a header that can ...
Web/HTTP/Headers/Content-Encoding The Content-Encoding entity header is used to compress the media-type. When present, its value ...
Web/HTTP/Headers/Content-Language The Content-Language entity header is used to describe the language(s) intended for the ...
Web/HTTP/Headers/Content-Length The Content-Length entity header is indicating the size of the entity-body, in decimal number of ...
Web/HTTP/Headers/Content-Location The Content-Location header indicates an alternate location for the returned data. The principal ...
Web/HTTP/Headers/Content-Security-Policy The Content-Security-Policy header fields allows web site administrators to control resources ...
Web/HTTP/Headers/Content-Type The Content-Type entity header is used to indicate the media type of the resource.
Web/HTTP/Headers/Cookie The Cookie HTTP request header contains stored HTTP cookies previously sent by the server with ...
Web/HTTP/Headers/Cookie2 The obsolete Cookie2 HTTP request header used to advise the server that the user agent ...
Web/HTTP/Headers/Date The Date general HTTP header contains the date and time at which the message was originated.
Web/HTTP/Headers/ETag The ETag HTTP response header is an identifier for a specific version of a resource. It allows ...
Web/HTTP/Headers/Expires The Expires header contains the date/time after which the response is considered stale.
Web/HTTP/Headers/From The From request header contains an Internet email address for a human user who controls the ...
Web/HTTP/Headers/Host The Host request header specifies the domain name of the server (for virtual hosting), and ...
Web/HTTP/Headers/If-Match The If-Match HTTP request header makes the request conditional. For GET and HEAD methods, the ...
Web/HTTP/Headers/If-Modified-Since The If-Modified-Since request HTTP header makes the request conditional: the server will send ...
Web/HTTP/Headers/If-None-Match The If-None-Match HTTP request header makes the request conditional. For GET and HEAD methods, ...
Web/HTTP/Headers/If-Range The If-Range request HTTP header makes the range request conditional: if the condition is ...
Web/HTTP/Headers/If-Unmodified-Since The If-Unmodified-Since request HTTP header makes the request conditional: the server will send ...
Web/HTTP/Headers/Keep-Alive The Keep-Alive general header allows the sender to hint about how the connection and may be used ...
Web/HTTP/Headers/Last-Modified The Last-Modified response HTTP header contains the date and time at which the origin server ...
Web/HTTP/Headers/Location The Location response header indicates the URL to redirect a page to. It only provides a meaning ...
Web/HTTP/Headers/Origin The Origin request header indicates where a fetch originates from. It doesn't include any path ...
Web/HTTP/Headers/Pragma The Pragma HTTP/1.0 general header is an implementation-specific header that may have various ...
Web/HTTP/Headers/Referer The Referer request header contains the address of the previous web page from which a link to ...
Web/HTTP/Headers/Referrer-Policy The Referrer-Policy HTTP header governs which referrer information, sent in the Referer header, ...
Web/HTTP/Headers/Retry-After The Retry-After response HTTP header indicates how long the user agent should wait before making ...
Web/HTTP/Headers/Server The Server header contains information about the software used by the origin server to handle ...
Web/HTTP/Headers/Set-Cookie The Set-Cookie HTTP response header is used to send cookies from the server to the user agent.
Web/HTTP/Headers/Set-Cookie2 The obsolete Set-Cookie2 HTTP response header used to send cookies from the server to the user ...
Web/HTTP/Headers/TE The TE request header specifies the transfer encodings the user agent is willing to accept. (you ...
Web/HTTP/Headers/Trailer The Trailer request header allows the sender to include additional fields at the end of chunked ...
Web/HTTP/Headers/Transfer-Encoding The Transfer-Encoding header specifies the form of encoding used to safely transfer the entity ...
Web/HTTP/Headers/User-Agent The User-Agent request header contains a characteristic string that allows the network protocol ...
Web/HTTP/Headers/Vary The Vary HTTP response header determines how to match future request headers to decide whether a ...
Web/HTTP/Headers/Via The Via general header is added by proxies, both forward and reverse proxies, and can appear in ...
Web/HTTP/Headers/Warning The Warning general HTTP header contains information about possible problems with the status of ...