Performance und Barrierefreiheit
Live Captions, Done Properly
Real-time captions for live audio in webinars, streams and virtual events, produced by human captioners, automatic speech recognition or a combination of both....
Marcus Adeyemi
Entwickelt und betreut die Web-Projekte. Schreibt über Frontend-Architektur, Performance, Barrierefreiheit und die unspektakulären Aufgaben, die eine Website am Laufen halten.
531 articles
Performance und Barrierefreiheit
Sign Language for Video: The Decisions That Matter
Providing sign language interpretation of the audio in prerecorded video, usually as an interpreter shown in a window alongside the main picture. Key takeaways...
Performance und Barrierefreiheit
Info and Relationships in Markup: The Decisions That Matter
Making the structure people see on screen, such as headings, lists, tables, form labels and groupings, available in the code so assistive technology can convey...
Performance und Barrierefreiheit
Meaningful Reading Order: The Decisions That Matter
Making sure the order in which content is read by a screen reader or reached by keyboard matches the order that makes sense, whatever the visual layout. Key tak...
Performance und Barrierefreiheit
A Practical Guide to Sensory Characteristics in Instructions
Writing instructions that do not depend only on shape, size, color, position or sound, such as "click the round button" or "see the box on the ri...
Performance und Barrierefreiheit
How to Get Screen Orientation Support Right
Letting content work in both portrait and landscape orientation rather than locking a website or app to one. Key takeaways WCAG 1.3.4 Orientation, AA: content i...
Performance und Barrierefreiheit
Input Purpose and Autocomplete: The Decisions That Matter
Identifying the purpose of form fields that collect personal information, such as name, email and address, so browsers and assistive tools can fill them in or s...
Performance und Barrierefreiheit
Autoplaying Audio Control: What Actually Works
Giving people a way to pause, stop or turn down any audio that plays automatically on a page, such as background music or an autoplaying video with sound. Key t...
Performance und Barrierefreiheit
Images of Text: What Actually Works
Text presented inside an image, such as headlines baked into banners or quotes saved as graphics, instead of real text styled with CSS. Key takeaways WCAG 1.4.5...
Performance und Barrierefreiheit
Non-text Contrast for Controls: The Decisions That Matter
The contrast of buttons, form field borders, icons, focus indicators and other visual elements needed to identify and use interface controls. Key takeaways WCAG...
Performance und Barrierefreiheit
Tooltips and Content on Hover or Focus: What Actually Works
Content that appears when the pointer hovers over or keyboard focus reaches an element, such as tooltips, popovers and hover menus. Key takeaways WCAG 1.4.13 Co...
Performance und Barrierefreiheit
Keyboard Traps: The Decisions That Matter
Situations where keyboard focus enters a component, such as an embedded player, widget or modal, and cannot move out using the keyboard. Key takeaways WCAG 2.1....
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