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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PROVIDE A FALLBACK FOR OUTDATED WEB BROWSERS
Pre-HTML5 web browsers will react differently to your new HTML5 code. Previous HTML specifications state that if a browser encounters a tag it does not understand, it should ignore that tag but continue processing the tag’s contents. Unfortunately, this specification was implemented differently by the browser vendors.
When an HTML5 tag is viewed by a browser, regardless of its version, one of three things will happen: 1.) The tag is recognized as an HTML5 tag. It is fully customizable by CSS. 2.) The tag is considered an error, but a DOM node is still created. The tag is still customizable by CSS, but a display: inline style is implicitly applied. Or 3.) The tag is considered an error and ignored. ...
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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.