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Using the webvtt Ruby gem to display subtitles on the page

Feb 19, 2013

Using the webvtt gem, you can display on the page the WebVTT subtitles, captions, or chapters you’ve created for HTML5 video or audio. If you’re already creating WebVTT files for your media, you ought to get the most use out of it as you can. I’ll show you one way you could use them.

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The Prevalence of Book Properties in the Wild

Jan 24, 2013

The Web Data Commons is extracting the structured data discovered in the Common Crawl corpus, and they’re making the extracted data and some high-level analyzed data available for free to all. I took a look at which properties of were actually used in the wild in the August 2012 corpus. My hope is to inform, in a small way, the discussion around extending to better accommodate bibliographic data happening through the W3C Schema Bib Extend Community Group. By seeing what is actually being used, we might make better decisions about how could be extended.

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Common Crawl URL Index

Jan 15, 2013

The Common Crawl now has a URL index available. While the Common Crawl has been making a large corpus of crawl data available for over a year now, if you wanted to access the data you’d have to parse through it all yourself. While setting up a parallel Hadoop job running in AWS EC2 is cheaper than crawling the Web, it still is rather expensive for most. Now with the URL index it is possible to query for domains you are interested in to discover whether they are in the Common Crawl corpus. Then you can grab just those pages out of the crawl segments.

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Detailed Video Engagement Analytics for HTML5 Video

Dec 27, 2012

If you have published video on the Web with HTML5 Video, then you will want to know how engaged your viewers are with your video. This post will lead you through collecting the data you need to assess your video publishing efforts. Services like Google Analytics only get you so far. To get deeper insights into how your video is being used, you may want to track detailed video engagement analytics.

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HTML5 Video: Everything I Needed to Know

Dec 22, 2012

While there is a lot of good information on the Web about HTML5 Video, I wanted to put down everything that I gathered together about it. As I work on video projects, I will continue to add more and new information to this post.

This post is in the form of a tutorial where a single page is built up little by little as new problems arise or new features are implemented. I hope for this to be a gentle introduction to HTML5 Video.

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