214 Help message.On how to use the server or the meaning of a particular non-standard command. This reply is useful only to the human user. 帮助信息。关于如何使用本服务器或特殊的非标准命令。此回复只对人有用。 215 NAME system type. Where NAME is an official system name from the ...
Calculate Ad Services usage levels, help diagnose server problems and administer the Ad Services. Operate our business, such as billing, support, accounting, improving our internal operations, securing our systems, detecting fraudulent or illegal activity, and meeting ...
Our other use cases are for more guaranteed messaging-type or things where we absolutely need to have the resiliency of every message for higher performance streaming market data, meaning, millisecond latency-sensitive algorithm operations that are running as well. ...
We and our partners also use these technologies to analyze trends; administer the Services; collect and store information such as user settings and anonymous browser identifiers; supplement to our server logs and other methods of traffic and response measurement; gather demographic information about our...
This program exits with a return code of 0 if no problems are encountered while fetching data from the server. It returns a nonzero value otherwise, following conventions for use in shells such as bash which only understand return code values of 0 to 255. If no network is detected, it re...
μpub is usable as a very simple ActivityPub project: it has a home and server timeline, it allows to browse threads, star notes and leave replies, it renders remote media of any kind and can be used to browse and follow remote users all interactions happen with ActivityPub's client-server...
The server processes the request, then responds with a status code (e.g., 200 for success) and data, often in HTML, JSON, or other formats. HTTP operates statelessly, meaning each request-response pair is independent, though cookies or sessions can add state. HTTP Request Syntax: A ...
Simply put, http is designed around the concept of request/response, meaning that unless the browser “asks” for something, it won’t get it. So the question becomes, “How do I send changes from the server to the client browser without relying on a polling mechanism?” Despite its ...
<xs:complexType name="FriendlyUrl" xmlns:xs="http://www.w3.org/2001/XMLSchema"> <xs:sequence> <xs:element minOccurs="0" maxOccurs="1" name="ServerRelativeUrl" type="xs:string"/> <xs:element minOccurs="0" maxOccurs="1" name="HostName" type="xs:string"/> <xs:element minOccurs=...
We’ll learn a technique to optimize queries soon, but first, we need to learn about capturing query performance traces.Obtaining query timingsTo get detailed query performance information, you can use the Server Timings command shown in Figure 6.11. After starting the trace, you can run queries...