Author Archives: tvalletta

About tvalletta

I am just a guy interested in JavaScript, the Internet, Mobile, etc. I have four kids and a beautiful wife. I am an architect at the LDS Church.

Ambient Light Web API

I was able to access the ambient light sensor on a couple of my android devices from a web page through the new “devicelight” event listener. At the time of this post, only FireFox Mobile 15.0.1 supports this API.  I … Continue reading

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JavaScript’s “this” Keyword

Angus Croll published a classic article on JavaScript’s this Keyword. I created a quick impress.js presentation to help communicate this to engineers. Check out the presentation or the code on github.

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Why use Cookieless Domain?

What is a cookieless domain? A cookieless domain is a domain like any other. It is used to serve assets that will not use cookies. It is common to serve images, styles, and scripts from a cookieless domain. Setting up … Continue reading

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Using Your Phone as a Game Controller

I was trying to come up with a presentation demo that would show off the iOS gyroscope api.  At first the best that I could come up with was a scrolling marquee.  I thought that it would be cooler than … Continue reading

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Studies On Site Performance

A couple of recent blog articles on different ways to improve site performance led me to go dig up some less recent studies on the impacts of performance (or the lack thereof).  I threw some of the data into some … Continue reading

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The Open Web Platform

The Open Web Platform. That is what you call it now. You may have called it something different before. Most people did. Here are some of the common (and not so common) labels: HTML5 Ajax Rich Internet Applications Single Page … Continue reading

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Google Chrome Decides to Lead

  Ian Fette, Alex Komoroske, and Alex Russell presented at Google I/O on “HTML5 and What’s Next”.  The presentation was an insightful step-by-step tour of the future of Chrome and likely the web.  Google has obviously decided that waiting for standards bodies or … Continue reading

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