Differences
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| Both sides previous revisionPrevious revisionNext revision | Previous revision |
| computer:web [2019-02-03 07:54] – skrupellos | computer:web [2019-02-09 08:58] (current) – removed skrupellos |
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| ====== Modern Web ====== | |
| ===== Pre* ===== | |
| ^ Doc ^ Type ^ Example ^ Comment ^ | |
| | [[https://developer.mozilla.org/en-US/docs/Web/HTTP/Headers/X-DNS-Prefetch-Control#Forcing_lookup_of_specific_hostnames|1]] | DNS Record | ''%%<link rel="dns-prefetch" href="//example.com">%%'' | | | |
| | [[https://developer.mozilla.org/en-US/docs/Web/HTML/Link_types|1]] | TCP Connection | ''%%<link rel="preconnect" href="//example.com">%%'' | | | |
| | [[https://developer.mozilla.org/en-US/docs/Web/HTTP/Link_prefetching_FAQ|1]] | Resource | ''%%<link rel="prefetch" href="//example.com/resource.png">%%'' | Nidrigere Prio als ''preload'' -> \\ Nur für Resourcen auf der "nächsten" Seite | | |
| | [[https://developer.mozilla.org/en-US/docs/Web/HTML/Preloading_content|1]] | Resource | ''%%<link rel="preload" href="//example.com/resource.png" as="image">%%'' | Höhere Prio als ''prefetch'' -> \\ Auch für Resourcen auf der aktuellen Seite | | |
| | [[https://developer.mozilla.org/en-US/docs/Web/HTML/Link_types|1]] | Site | ''%%<link rel="prerender" href="//example.com/site/">%%'' | | | |
| |
| ===== Cache ===== | |
| https://developer.mozilla.org/en-US/docs/Web/HTTP/Headers/Cache-Control | |
| |
| * Middle Box Cache vs End user cache | |
| * Neu Laden vs validieren | |
| |
| | ''%%must-revalidate%%'' | | |
| | ''%%no-cache%%'' | | |
| | ''%%no-store%%'' | | |
| | ''%%no-transform%%'' | | |
| | ''%%public%%'' | | |
| | ''%%private%%'' | | |
| | ''%%proxy-revalidate%%'' | | |
| | ''%%max-age=<seconds>%%'' | | |
| | ''%%s-maxage=<seconds>%%'' | | |
| |
| Schöner Entscheidungsbaum: https://developers.google.com/web/fundamentals/performance/optimizing-content-efficiency/http-caching?hl=de | |
