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An expansion of the 400 Bad Request response code, used when a client certificate is required but not provided. 497 HTTP Request Sent to HTTPS Port. An expansion of the 400 Bad Request response code, used when the client has made a HTTP request to a port listening for HTTPS requests. 499 Client Closed Request.
An alert dialog box is a special dialog box that is displayed in a graphical user interface when something unexpected occurred that requires immediate user action. The typical alert dialog provides information in a separate box to the user, after which the user can only respond in one way: by closing it. Closing an alert dialog will provide ...
W3C Markup Validation Service. The Markup Validation Service is a validator by the World Wide Web Consortium (W3C) that allows Internet users to check pre-HTML5 HTML and XHTML documents for well-formed markup against a document type definition (DTD). Markup validation is an important step towards ensuring the technical quality of web pages.
Installing visual-cue lighting, such as around doorframes, may also reduce falls in the older population by as much as 30%, according to the Mount Sinai Light and Health Research Center. Replacing ...
The Online Certificate Status Protocol ( OCSP) is an Internet protocol used for obtaining the revocation status of an X.509 digital certificate. [ 2 ] It is described in RFC 6960 and is on the Internet standards track. It was created as an alternative to certificate revocation lists (CRL), specifically addressing certain problems associated ...
The latest lawsuit against AT&T was filed Monday in California state court. A woman identified as Jane Doe alleged that an employee at a Los Angeles store stole her nude images and distributed ...
Help:Markup validation. The W3C Markup Validation Service lets editors check web pages for conformance to HTML and XHTML standards. It is helpful for catching minor problems such as duplicate section names or citation IDs. Although most major browsers will tolerate many of the errors, and will display a document successfully even if it contains ...
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