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Adrian Roselli
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All Posts Tagged: accessibility

Tables, JSON, CSS, ARIA, RWD, TLAs…

Yeah. Another one. Let’s recap: In 2012 I asked that we get back to using HTML tables for tabular data in my post It’s OK to Use Tables, In November I argued that we need to avoid ARIA grid patterns for tables in Hey, It’s Still OK to Use Tables,…

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Tags: accessibility, html, JavaScript, mobile, tables, usability, UX, WCAG

SVG Filtering for Windows High Contrast Mode

Update 21 January 2021: This post addresses the previous / original engine for Microsoft Edge (Legacy Edge or Ledgacy). Since Edge’s switch to the Chromium rendering engine (becoming Chromiedge), the proprietary feature queries are no longer supported and this technique may no longer work or may need to be amended…

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Tags: accessibility, css, Edge, pattern, WHCM

CSUN 2018: Everything I Know About Accessibility I Learned from Stack Overflow

I would like to note that my audience was so riled up from my talk, that two guys flipped a table. It was awesome. Or view the slides on Slide Share. Related Links Stack Overflow Developer Survey Results 2018 — Disability Status Bookmarklet to add link underlines to Stack Overflow…

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Tags: accessibility, css, html, slides, speaking

Tables, CSS Display Properties, and ARIA

Update: 7 October 2023 Tables with display properties are now functional across Chromium, Gecko, and (finally) WebKit browsers. Barring regressions (which have happened), display: contents is the only style that may cause issues, and that is a function of a poor specification. My post It’s Mid-2022 and Browsers (Mostly Safari)…

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Tags: accessibility, ARIA, css, html, standards, tables, usability, UX

GitHub Contributions Chart

Perhaps a testament to how little I might value GitHub contributions. GitHub profile pages are, to many, the de facto place to quickly judge the value of a developer. The contributions chart is an at-a-glance visual indicator of that value. I disagree completely with the notion of the chart (or…

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Tags: accessibility, css, html, mobile, pattern, standards, usability, UX, WHCM

Improving Your Tweet Accessibility

Twitter persists. Even if you have moved to Mastodon, Twitter will persist. As such, we need to continue to ensure it is accessible to all users. This post gathers some tips you can and should use. Hashtags Emoji Unicode Image Alternative Text Embedding Alternative Text in a Tweet Web Interface…

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

Tweaking Text Level Styles

This post is building on the post Short note on making your mark (more accessible) by Steve Faulkner at the Paciello Group blog. In that post, Steve answers a very specific question about the <mark> and making it more accessible for screen readers. I saw some follow-up questions on the…

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Tags: accessibility, css, html, pattern, standards, usability, UX, WHCM

Web Development Advent Calendars for 2017

The chocolate tasted like sugared wax. Yet it was still less offensive than the typeface. For a few years now web developers around the world have celebrated Saturnalia Christmas with advent calendars covering topics related to the web. I expect you will recognize some of these from prior years. I…

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Tags: accessibility, css, design, html, internet, standards, UX

OS: High Contrast versus Inverted Colors

Low resolution screen shots combined to show the same page as seen using Windows High Contrast Mode and macOS Invert Colors settings. There are different ways to make a web page more easy to read, but there are two options that come directly from the operating system that many developers…

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Tags: accessibility, Apple, Microsoft, WHCM

Slides: Inclusive Usability Testing — a11yTOCamp

I have uploaded my slides from a11yTOCamp to SlideShare. If the embed below does not work, visit them directly. There were a lot of great talks yesterday, though I only tweeted from a couple of them (and skipped one altogether). Watching

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Tags: accessibility, internet, slides, usability, UX

Slides from Girl Develop It Buffalo

I gave a brief presentation to Girl Develop It (the Buffalo Chapter) tonight. The slides are at SlideShare and embedded below.

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Tags: accessibility, slides, speaking, standards, usability, UX

Feature Request for Firefox Grid Inspector: Source Order

This post is both a feature request and an opportunity to share my thoughts in a format I find easier to use than a Bugzilla report. And Jen Simmons said I could do it as a blog post. So there. Firefox Grid Inspector I am a big fan of the…

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Tags: accessibility, browser, css, Firefox, usability, WCAG