Top "Etag" questions

Google Chrome does not revalidate etag on back/forth

Even though I send "cache-control: must-revalidate" Google Chrome uses a locally cached page when using the back and forth button …

http browser-cache cache-control etag

Syntax for ETag?

Redbot reports that my webpage has invalid header: The ETag header's syntax isn't valid. My headers are set to: ETag: 4…

http http-headers etag

Create ETag filter in ASP.NET MVC

I would like to create an ETag filter in MVC. The problem is that I can't control the Response.OutputStream, …

asp.net-mvc caching filter etag

PHP setting Etag reliably

im having trouble setting the Etag on a user's browser reliably. When a user clicks on one of my external …

php http header etag

Chrome is not sending if-none-match

I'm trying to do requests to my REST API, I have no problems with Firefox, but in Chrome I can't …

google-chrome firefox caching xmlhttprequest etag

(Weak) ETags and Last-Modified

As far as I understand the specs, the ETag, which was introduced in RFC 2616 (HTTP/1.1) is a successor (of sorts) …

http last-modified etag if-modified-since

How do I generate an http ETag in c#?

Given a file being returned as part of a http request. What is the correct method of creating an ETag …

c# http etag

How do I return 304 Unmodified status with Express.js?

I'm using node and express for the back end of an iOS application. Data is stored in a SQL Server …

node.js express caching etag

How do i use Cache Control and ETag to set http headers

I want to use Cache Control and ETag in my joomla website as suggested by google. But have no idea …

caching joomla cache-control pagespeed etag

Retrofit ETAG and Caching

Is there a proper explanation on how to add caching and ETAG/If-None-Match support to Retrofit+OkHttp? I'm struggling to …

android retrofit okhttp etag