Browser Caching to Speed Up Requests (ETag, If-None-Match)
We've long since learned how to cache static files. But is it possible to cache HTTP responses from the server? The answer is yes! In this video, we'll explore how browser caching of server responses works using ETag and If-None-Match, and of course, we'll try to complicate some examples a bit for added flavor.
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00:00 Topic Announcement
00:25 Timing Debug
01:57 Problem Statement
03:00 First Load
04:02 Repeat Request
05:00 Where Did 304 Come From?
06:09 Complicating the task
07:00 Caching the eTag on the server
08:58 Improvement options
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