November 2011
Intermediate to advanced
384 pages
13h 23m
English
Content preview from HTML5: Your visual blueprint™ for designing rich web pages and applicationsBecome 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,
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CREATE A “WEBSITE OFFLINE” FALLBACK PAGE
As described earlier in the section “Create an Application Cache Manifest,” your AppCache manifest file can be configured with a FALLBACK section. This can be used to describe a cached file that will be displayed to the user in place of caching the primary file while the user is offline.
This is an excellent way to provide a fallback to dynamic CGI code that requires the server to deliver content while the user is offline; instead of displaying a cached web page that says “Sorry, this web page is available only while connected to the Internet.”
In supporting web browsers, the DOM fires off specific events when the browser notices that the network connection has gone offline and comes back online.
Specifically, ...
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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.