Entwickelt und betreut die Web-Projekte. Schreibt über Frontend-Architektur, Performance, Barrierefreiheit und die unspektakulären Aufgaben, die eine Website am Laufen halten.
531 articles
Written step-by-step checks that testers follow to verify accessibility beyond automated tools. Key takeaways Coverage: automated tools detect a limited share o...
Teaching designers, developers, editors and testers what accessibility means for their own work. Key takeaways Role-specific: editors, designers and developers...
Automated alerts that fire when performance metrics get worse after a release or over time. Key takeaways Field monitoring: real user data reveals regressions i...
Checking how a site behaves on constrained connections, with throttling and real-world testing. Key takeaways Throttling: browser tools simulate slower connecti...
How sites perform on older and cheaper phones with slower processors and less memory. Key takeaways CPU limits: parsing and executing JavaScript is slower on lo...
Third-party embeds such as chat widgets, maps, video players and social feeds, and what they cost. Key takeaways Weight: single embeds can add megabytes of scri...
The mismatch that occurs when CSS reorders content visually while keyboard focus still follows the underlying markup order. Key takeaways Flexbox and grid: can...
Editors that let users format content, and the accessibility problems they commonly introduce. Key takeaways Toolbar semantics: formatting controls need accessi...
Live chat and support widgets that work with keyboards, screen readers and zoom. Key takeaways Focus management: opening chat should move focus predictably Live...
Dropdown and mega menus that work with keyboards, screen readers and touch. Key takeaways Keyboard: menus must open and close with the keyboard Hover: hover-onl...
Expandable sections that hide and reveal content, used for FAQs and long pages. Key takeaways Buttons: the trigger should be a button State: aria-expanded commu...
Rotating banners and sliders, built so everyone can reach and control the content. Key takeaways Auto-rotation: moving content needs a pause control Controls: p...
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