Why is the status code returned by both the first request and the forced cache 200? Are they the same? first request juejin.im the first three are from disk cache the following request does not have a from disk cache, which is from the server. ...
the server is nginx, and the following code is configured: location ~* .(css|js|apk)$ { root usr local resources; expires 12h; } using chrome access, you can see that both js and css are from memory cache and ...
Cache-Control:no-cache is cached but immediately invalidated, and then go to cdn to compare etag. If the etag does not expire, it will return 304to use the local cache, and if it expires, it will return 202to use the newly launched content. current sc...
the same files are placed in different project directories on the same server. One project directory access has https cache, and one is not cached . the front-end code is exactly the same, but the background data interface is different these two pro...
as above, for example, if I upload files locally to the server, do last-modifield and etag mean that if my local files are modified, will there be a new last-modifield and etag, or will a new one be generated only if there are changes in the server file...
1. My table tag is written in the form form. After deleting the specified line, the page scrolls to the top and feels a little inappropriate as follows: if there is a scroll bar on the far right, after deleting it, I scroll to the top. I want to keep t...
as mentioned in the topic, how to load the background picture first. now you can see that each time the image is loaded, the image is loaded after the content of the page is loaded, with a white background color in the middle. how can I modify the inte...
when checking bilibili, I found a strange GET request: https: api.bilibili.com x web-show res loc?callback=jQuery17207120742371497628_1532268552145&pf=0&id=142&jsonp=jsonp&_=1532268552332 what s a lot of stuff behind the question mar...
I want to extract url from the following: {"code": 0, "data": {"cdnFileUrl": "http: download.example.com.cn download product mi rules example_url_201902123.pkg", "code": 0, "message": "s...
problem description css demo1.html css index.css index.html demo1.html js index.js img bg.jpg img icon.jpg as above, it is a traditional project structure, and because of the way you need to update the cache, you may need to configure hash, for e...