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Adrian Roselli
Pre-trained Machine Learning Process VTOL

All Posts Tagged: mobile

AD Support in HTML Video

This post supplements Browser Video Players Review. There I wade into the de facto accessibility of the <video> element based on the default video players provided by browsers. The results of my testing here update the tables in that post. One of the primary challenges of using the browsers’ default…

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Tags: accessibility, browser, css, html, mobile, standards, usability, W3C, whatwg

Media Queries in HTML Video

Before you get too far into this post, maybe read Browser Video Players Review. There I wade into the accessibility of the <video> element based on the video players browsers provide. Then maybe read Scott Jehl’s How to Use Responsive HTML Video (…and Audio!). I am leaning on support in…

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Tags: accessibility, browser, css, html, mobile, standards, usability, W3C, whatwg

Browser Video Players Review

The Test Page The Code Testing Results Keyboard Screen Readers Voice Control, Forced Colors, Speed Media Queries: 20 December 2023 Audio Description: 20 December 2023 Wrap-up Browsers each provide built-in video players for the <video> element. Nearly four years ago Scott Vinkle wrote How accessible is the HTML video player?,…

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Tags: accessibility, browser, Chrome, Firefox, html, mobile, Safari, standards, W3C, whatwg

Brief Note on Dismissing Selects and Listboxen

Native controls can be different from their roled-up ARIA equivalents in a variety of ways. For example, an expanded native HTML <select> on mobile behaves differently when the dismiss gesture is used than when the same gesture is used with an expanded ARIA listbox. Using Android with TalkBack, a down-then-left…

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Tags: ARIA, html, mobile, touch, usability, UX

Fixed Table Headers

Related Under-Engineered Responsive Tables A Responsive Accessible Table Hey, It’s Still OK to Use Tables Keyboard and Overflow

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Tags: accessibility, css, html, mobile, pattern, tables

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

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

A Responsive Accessible Table

Painfully slow demonstration of the example table resizing and different media queries kicking in. After writing (again) that it is ok to use tables, and after providing quick examples of responsive tables, I received questions about why I used some of the code I did. I am going to attempt…

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Tags: accessibility, ARIA, css, design, html, mobile, pattern, print, standards, tables, usability, UX, WHCM

Avoid Messages Under Fields

Sometimes we fail to consider how browser features can jack up our interfaces. This is neither good nor bad, but we do need to account for it. My argument here is simple. Avoid putting important actionable or informational text exclusively below form fields. This includes labels, hints, and error messages.…

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Tags: browser, design, mobile, usability, UX

Mobile Assistive Technology Gesture References

During a recent consultation on a mobile project, I broached the topic of gestures that are used by assistive technology on various devices. I gathered links to resources for my client and figured I’d share them here as well. Apple has gathered together the gestures used by VoiceOver on iOS…

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Tags: accessibility, mobile, standards, touch, usability, UX

Avoid the Hamburger Menu for Desktop Layouts

This is, to some extent, a response to the article at Usability Geek titled Making A Case For The Desktop Hamburger Menu (which I had the Wayback Machine capture because I have learned my lesson). I left a comment on the article, but it motivated me to write something on…

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Tags: accessibility, design, mobile, usability, UX

Don’t Disable Zoom

Codepen demos showing a page zoomed and a page that has disabled zoom on mobile. A handy feature of mobile browsers is the ability to zoom into a page with a simple gesture. A less handy feature is the ability to override that. Ultimately this is bad for users. Sadly,…

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Tags: accessibility, css, html, mobile, touch, usability, UX