June 2008
Beginner to intermediate
160 pages
4h 48m
Polish
Content preview from Wydajne witryny internetowe. Przyspieszanie dzia?ania serwisów WWWBecome an O’Reilly member and get unlimited access to this title plus top books and audiobooks from O’Reilly and nearly 200 top publishers, thousands of courses curated by job role, 150+ live events each month,
O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.
Rozdział 10. Reguła 8. Używanie zewnętrznych plików JavaScript i CSS
Wiele opisanych w książce reguł dotyczących zwiększania wydajności dotyczy sposobu zarządzania zewnętrznymi elementami, na przykład poprzez dostarczanie ich przez CDN (Rozdział 4.), ustawienie nagłówka Expires z długim okresem zachowania ważności (Rozdział 5.) oraz kompresję treści (Rozdział 6.). Jednak przed zastosowaniem omówionych technik należy zadać sobie jedno podstawowe pytanie: czy kod JavaScript oraz CSS powinien być zawarty w zewnętrznych plikach, czy raczej osadzony na samej stronie? Jak się wkrótce przekonamy, używanie zewnętrznych plików zwykle jest lepszym rozwiązaniem.
Kod na stronie kontra w zewnętrznym pliku
Rozpoczniemy od przedstawienia zalet i wad umieszczania ...
Become an O’Reilly member and get unlimited access to this title plus top books and audiobooks from O’Reilly and nearly 200 top publishers, thousands of courses curated by job role, 150+ live events each month,
and much more.
Read now
Unlock full access
More than 5,000 organizations count on O’Reilly
O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.Amir M.
I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.