Search results
Results from the WOW.Com Content Network
Sending a large request body to a server after a request has been rejected for inappropriate headers would be inefficient. To have a server check the request's headers, a client must send Expect: 100-continue as a header in its initial request and receive a 100 Continue status code in response before sending the body. If the client receives an ...
If the proxy server is unable to satisfy a request for a page because of a problem with the remote host (such as hostname resolution failures or refused TCP connections), this should be described as a 5xx Internal Server Error, but might deliver a 404 instead.
Click the "Tools" menu then select "Delete Browsing History". To completely clear the cache in Internet Explorer 7: Click "Tools" and select "Internet Options", choose the "General" tab and click "Delete Files" under the Temporary Internet Files section. If you want, you can also opt to delete cookies and browsing history.
A request that upgrades from HTTP/1.1 to HTTP/2 MUST include exactly one HTTP2-Settings header field. The HTTP2-Settings header field is a connection-specific header field that includes parameters that govern the HTTP/2 connection, provided in anticipation of the server accepting the request to upgrade. [19] [20] HTTP2-Settings: token64: Obsolete
A forward cache is a cache outside the web server's network, e.g. in the client's web browser, in an ISP, or within a corporate network. [3] A network-aware forward cache only caches heavily accessed items. [4] A proxy server sitting between the client and web server can evaluate HTTP headers and choose whether to store web content.
IP restrictions: The server may also restrict access to specific IP addresses or IP ranges. If the user's IP address is not included in the list of permitted addresses, a 403 status code is returned. Server configuration: The server's configuration can be set to prohibit access to certain files, directories, or areas of the website.
Multiple Redirects: Using multiple 301 redirects in succession (A to B, then B to C) can lead to increased page load times and may dilute SEO value. Mixed Content Issues : When redirecting from HTTP to HTTPS, ensure that all resources (images, scripts, stylesheets) on the page are also loaded over HTTPS to prevent mixed content warnings.
XMLHttpRequest (XHR) is an API in the form of a JavaScript object whose methods transmit HTTP requests from a web browser to a web server. [1] The methods allow a browser-based application to send requests to the server after page loading is complete, and receive information back. [2] XMLHttpRequest is a component of Ajax programming.