The HTML element represents text which is marked or highlighted for reference or notation purposes due to the marked passage's relevance in the enclosing context....View this page on GitHub • Report a problem with this content...
The HTML element represents a self-contained composition in a document, page, application, or site, which is intended to be independently distributable or reusable (e.g., in syndication). Examples include: a forum post, a magazine or newspaper article, or a blog entry, a product card, a user-submitted comment, an interactive widget or gadget, or any other independent item of content....View this page on GitHub • Report a problem with this content...
When navigating through different networks of the Internet, proxy servers and HTTP tunnels are facilitating access to content on the World Wide Web. A proxy can be on the user's local computer, or anywhere between the user's computer and a destination server on the Internet. This page outlines some basics about proxies and introduces a few configuration options....View this page on GitHub • Report a problem with this content...
The HTTP Access-Control-Allow-Headers response header is used in response to a preflight request to indicate the HTTP headers that can be used during the actual request.
This header is required if the preflight request contains Access-Control-Request-Headers....View this page on GitHub • Report a problem with this content...
The HTTP Accept-Language request header indicates the natural language and locale that the client prefers.
The server uses content negotiation to select one of the proposals and informs the client of the choice with the Content-Language response header.
Browsers set required values for this header according to their active user interface language.
Users can also configure additional preferred languages through browser settings....View this page on GitHub • Report a problem with this content...
A WeakSet is a collection of garbage-collectable values, including objects and non-registered symbols. A value in the WeakSet may only occur once. It is unique in the WeakSet's collection....View this page on GitHub • Report a problem with this content...