Top "Http-headers" questions

In the Hypertext Transfer Protocol (HTTP), HTTP header fields contain the operating parameters of an HTTP request or response.

View HTTP headers in Google Chrome?

Till 9.x, the headers were under the resources in the Developer Tools, but now I can't find it anywhere.

http-headers google-chrome-devtools
Accessing the web page's HTTP Headers in JavaScript

How do I access a page's HTTP response headers via JavaScript? Related to this question, which was modified to ask …

javascript http http-headers
Getting only response header from HTTP POST using curl

One can request only the headers using HTTP HEAD, as option -I in curl(1). $ curl -I / Lengthy HTML response bodies …

post curl http-headers
Do I need Content-Type: application/octet-stream for file download?

The HTTP standard says: If this header [Content-Disposition: attachment] is used in a response with the application/octet-stream content-type, the …

http browser http-headers download
"CAUTION: provisional headers are shown" in Chrome debugger

I noticed a strange caution message when looking at downloaded resources using Google chrome inspector (F12): Caution provisional headers are …

google-chrome http http-headers google-chrome-devtools
What's the "Content-Length" field in HTTP header?

What does it mean? Byte count of encoded content string with encoding specified in header. Character count of content string. …

http-headers
What's the difference between Cache-Control: max-age=0 and no-cache?

The header Cache-Control: max-age=0 implies that the content is considered stale (and must be re-fetched) immediately, which is in effect …

http caching http-headers browser-cache cache-control
How can I add a custom HTTP header to ajax request with js or jQuery?

Does anyone know how to add or create a custom HTTP header using JavaScript or jQuery?

javascript jquery ajax http-headers httprequest
What does HTTP/1.1 302 mean exactly?

Some article I read once said that it means jumping (from one URI to another), but I detected this "302" even …

http redirect http-headers http-status-code-302
How do I read any request header in PHP

How should I read any header in PHP? For example the custom header: X-Requested-With.

php http-headers