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The server either does not recognize the request method, or it lacks the ability to fulfil the request. Usually this implies future availability (e.g., a new feature of a web-service API). 502 Bad Gateway The server was acting as a gateway or proxy and received an invalid response from the upstream server. 503 Service Unavailable
Amazon Web Services and Microsoft Azure are the only two services in the top right quadrant ("Leaders") with AWS higher up. A number of services are in the bottom right and bottom left quadrants. [102] [103] [104] 2015: July 9: Product: AWS CodePipeline continuous delivery service [105] 2015: July 9: Product: AWS launches AWS API Gateway ...
Under HTTP 1.0, connections should always be closed by the server after sending the response. [1]Since at least late 1995, [2] developers of popular products (browsers, web servers, etc.) using HTTP/1.0, started to add an unofficial extension (to the protocol) named "keep-alive" in order to allow the reuse of a connection for multiple requests/responses.
Open Direct Connect also did not have complete support for the full file sharing aspects of the protocol, but a port to Java, however, did. Later on, other clients such as DCTC (Direct Connect Text Client) and DC++ became popular. The DCDev archive [2] contains discussions of protocol changes for development of DC in the years 2003–2005.
If a web server responds with Cache-Control: no-cache then a web browser or other caching system (intermediate proxies) must not use the response to satisfy subsequent requests without first checking with the originating server (this process is called validation). This header field is part of HTTP version 1.1, and is ignored by some caches and ...
Early AWS "building blocks" logo along a sigmoid curve depicting recession followed by growth. [citation needed]The genesis of AWS came in the early 2000s. After building Merchant.com, Amazon's e-commerce-as-a-service platform that offers third-party retailers a way to build their own web-stores, Amazon pursued service-oriented architecture as a means to scale its engineering operations, [15 ...
The port numbers in the range from 0 to 1023 (0 to 2 10 − 1) are the well-known ports or system ports. [3] They are used by system processes that provide widely used types of network services. On Unix-like operating systems, a process must execute with superuser privileges to be able to bind a network socket to an IP address using one of the ...
Direct connect may refer to: Direct Connect (protocol), a file sharing client and protocol; A protocol used by the program AOL Instant Messenger; Sprint Direct Connect, a brand name used by Sprint Corporation for its digital push-to-talk service, similar to a walkie-talkie; Direct Connect is an Australian company related to Lumo Energy