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- Why am I getting (304) Not Modified error on some links when using . . .
Any ideas why on some links that I try to access using HttpWebRequest I am getting "The remote server returned an error: (304) Not Modified " in the code? The code I'm using is from Jeff's post here (the page seems to have disappeared, see an archive copy at the Wayback Machine)
- How does 304 Not Modified work exactly? - Stack Overflow
The browser then sends a request with the If-Modified-Since or If-None-Match header, telling the server to send a 304 if the content still has that date or ETag The server needs some way of calculating a date-modified or ETag for each version of each resource; this typically comes from the filesystem or a separate database column
- 304 不锈钢可耐多少度高温? - 知乎
304不锈钢到底能承受多高的温度而不变形？ 304不锈钢是常见的不锈钢材质，因其出色的耐腐蚀性和良好的耐高温性能而被广泛应用。 关于其耐高温的极限，一般来说，304不锈钢的使用温度范围为-196℃\\~800℃，在这个温度范围内，其物理和化学性质相对稳定。
- Why does the 304 status code count as a redirect?
I am currently trying to understand how exactly 304 Not modified qualifies for the 3xx-range class of HTTP status codes RFC 1945, sec 9 3 and RFC 2616, sec 10 3 both read: This class of status code indicates that further action needs to be taken by the user agent in order to fulfill the request
- caching - What is the difference between HTTP status code 200 (cache . . .
The 304 - Not Modified isn't a "rejection" by the server It is the server declaring to the client "for the version you are asking for, I know it is not modified, you don't really need the file" Technically, 304 is one of the "redirection" response codes Its telling the client "get it from your own cache" –
- 不锈钢，为什么要叫304不锈钢呢？ - 知乎
不锈钢角阀一般以304不锈钢材质为主，不含铅，健康环保；耐酸碱、耐腐蚀、不生锈，历久弥新； 一般全铜和不锈钢角阀不易氧化和生锈，大都可以使用10年以上；而锌合金角阀虽然便宜，但易氧化断裂，用2-3年就可能坏了。
- 304 Not Modified with 200 (from cache) - Stack Overflow
The 304 response status code is the servers' way of letting the browser know that the response hasn't changed and is still valid If the browser receives a 304 response, it can "freshen" the relevant stale response(s) And subsequent requests to the resource can again be served from the browser cache without checking with the remote server
- http - How to prevent request that returns 304 - Stack Overflow
The server is returning a 304 after the browser cache has been primed My question is, why is the browser even checking with the server and getting a 304 in the first place? I don't want the browser to go ask if there's a new version—it should load directly from browser cache without checking for modifications with the server serving the script
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