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0 pointsrenke19y ago0 comments

There is also Cache-Control: immutable [1] which prevents browsers requesting the given file even when the site is refreshed. It's experimental though.

[1]: http://bitsup.blogspot.de/2016/05/cache-control-immutable.ht...

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manarth9y ago

Currently only supported by Firefox (as of 49.0), according to Mozilla [1].

Interestingly, it's being used by the BBC [2], who have reported a 10.8% reduction in 304 responses as a result [3]. Google have also stated their intention to use it (comment 11 in the same Chromium ticket).

[1] https://developer.mozilla.org/en-US/docs/Web/HTTP/Headers/Ca...

[2] https://mybbc.files.bbci.co.uk/notification-ui/2.6.8-mvt//sv...

[3] https://bugs.chromium.org/p/chromium/issues/detail?id=611416

renke1OP9y ago

Another alternative would be service workers, which are (partially) supported by Chrome and Firefox according to [1]

[1]: http://caniuse.com/#feat=serviceworkers

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