That is true in most cases, but versioned URLs are a hack that requires you to c... | Hacker News

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		romaniv on Jan 26, 2017 \| parent \| context \| favorite \| on: Using Immutable Caching to Speed Up the Web That is true in most cases, but versioned URLs are a hack that requires you to change document's address and then change a bunch of other documents just to fix an issue with HTTP. It's like changing file content and their names to fix something in FTP protocol. Also, it doesn't cover all the cases properly, because the page with versioned URLs can be cached as well.

nemothekid on Jan 26, 2017 [–]

>Also, it doesn't cover all the cases properly, because the page with versioned URLs can be cached as well.

If even the page with the versioned URL is cached, what good would a "Flush-Before" header do you?

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