> I'm not sure how XHR alone would let you automatically get backend state chang... | Hacker News

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klibertp 4 months ago | parent | context | favorite | on: Building a single-page app with Htmx

> I'm not sure how XHR alone would let you automatically get backend state changes reflected to the frontend.

Long polling.

Check out (history of) "Comet": https://en.wikipedia.org/wiki/Comet_(programming)#Implementa...

jpc0 4 months ago [–]

SSR is effectively long polling with a standardised format and is browser native.

Also writing a client ontop of an existing HTML client is very very easy so even when not on web it's east to implement...

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