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Adrian Roselli
Natural-Language-Processed Virtualization Framework CRT

All Posts Tagged: standards

CSS Bookmarklets for Testing and Fixing

I regularly have to test sites in development, review some third-party site, or just use a site in my day-to-day time wasting (and banking) rituals. I’ve relied on viewing the page’s source or popping into my browser’s dev tools to find a missing element, copy un-transformed text, check for inline…

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Tags: accessibility, ARIA, browser, css, html, standards, W3C

On Use of the Lang Attribute

Way back in October I noticed this WHATWG HTML bug (26942) where someone asked why do these examples of <html> lack the lang attribute? I thought the answer from Hixie was a bit dismissive and not based on any data or real-world benefits of use, particularly in the context of…

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Tags: accessibility, globalization, html, internationalization, localization, standards, W3C, WCAG, whatwg, xhtml

Web Development Advent Calendars for 2014

For a few years now web developers around the world have celebrated Saturnalia Christmas with advent calendars covering topics related to the web. Some come and go, but you’ll probably recognize a few regulars on this list. I may have missed some, so please pass them along if you know…

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Tags: accessibility, css, design, fonts, html, internet, mobile, standards, usability, UX

Blue Beanie Day

Image showing the pixel-art image of Jeffrey Zeldman in his iconic blue beanie (top left) simulating (clockwise) protanopia, deuteranopia, and tritanopia. Via CVSimulator app. Blue Beanie Day, or for about 0.05% of the population with tritanopia/tritanomaly, Teal Beanie Day! On Sunday, November 30, web designers and developers across the globe…

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Tags: accessibility, ARIA, standards, W3C, WAI, WCAG

Don’t Use Tabindex Greater than 0

Animated GIF Animated GIF showing the tab order on a page using the default Re-CAPTCHA, which sets a tabindex, forcing a keyboard user through six tab-stops to get to the Skip to content link. Tabindex had the potential to be a useful attribute. A developer could set the order in…

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Tags: accessibility, html, standards, usability, UX, W3C

WordCamp Toronto Slides: Selfish Accessibility

As promised, slides from my talk this morning at WordCamp Toronto: I have also embedded the video: Ego-Building Tweets I like audience feedback, moreso when it’s positive. I’ve also added some general tweets about the accessibility track. Starting the day with "Selfish Accessibility" #A11Y #WCTO pic.twitter.com/5RoRFSyg7r— Alicia Jarvis (@AJarvis728) November…

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Tags: accessibility, ARIA, html, slides, speaking, standards, W3C, WAI, WCAG

Learn to Do It Yourself

Often when I identify a valid technical (typically accessibility) issue with a site, tool, or library and get a response of just make a pull request, I am thrown into an apoplectic fit for which I have to apologize to my co-workers (or people at the random coffee shop or…

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Tags: accessibility, rant, standards

Linear Gradient Problems in Chrome

Detail of the effect I wanted to re-create with a linear gradient — a gray column, a white narrow gutter, a black vertical line, and the rest as white. I’m going to tell you up front that I don’t have a fix for the issue I am raising, though there…

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Tags: browser, Chrome, css, design, html, rant, standards

HTML5 Is Now a W3C Recommendation

I was already pretty excited when I read on the W3C Accessibility Task Force mailing list that the formal objection against longdesc was overruled. But then this — HTML5 is a wrap. I’ve seen some movement on the Twitters (and the W3C HTML Working Group mailing list) over the last…

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Tags: html, standards, W3C

Speaking at WordCamp Toronto 2014

Cool Schedule for WordCampTO, even if it does include @aardrian http://t.co/uo9o2aOiOM— Karl Groves (@karlgroves) October 23, 2014 On Saturday, November 15 I will be kicking off WordCamp Toronto with my talk “Selfish Accessibility.” In case you haven’t been following my blog, I use the talk to make the case that…

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Tags: accessibility, speaking, standards

CDC Ebola Response on Twitter Excludes Blind

This is one of the images tweeted by the CDC. The text contrast is 4.53:1, so it barely passes for large text. At this scaled-down size, however, the question text would fail a contrast test for accessibility. In the United States, the Centers for Disease Control (CDC) is (or at…

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Tags: accessibility, rant, social media, standards, Twitter, usability, UX

UX Singapore Slides: Selfish Accessibility

Photo of me speaking, fighting the sun, provided by Camilla Choo. Original photo on Twitter. In a departure from the other times I have given this talk, I gutted all the slides with code samples as well as the slides on testing (although I did keep them handy and use…

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Tags: accessibility, design, slides, speaking, standards, usability, UX, WAI, WCAG