Web Explained
HTML bdi Helps a Mixed-Direction Name Stay Separate from Its Surroundings
Use HTML bdi to isolate text whose direction may differ from its surroundings, then test mixed-language names with punctuation and numbers.
Everyday technology, a little clearer
Web Explained
Plain-language explanations for the web’s less obvious behaviour.
Web Explained
WebVTT Captions Need Timing, Not Just a Transcript
A WebVTT caption file pairs text with time intervals. Read a two-cue example and test timing instead of assuming a transcript is ready to overlay on video.
Web Explained
Multiple File Selection Does Not Mean Every File Has Finished Uploading
Selecting five files in a dialog is only one stage of an upload. A form can display all five names while transfer, validation or saving is still incomplete.
Web Explained
Required Means a Value Is Needed, Not That the Answer Is True
A form can refuse an empty field while accepting an inaccurate answer. Required-field checking and checking the truth of the information are different tasks.
Web Explained
A Form Pattern Checks the Whole Answer, Not Just a Matching Fragment
A field intended for three capital letters can reject ABCD even though it contains ABC. With HTML pattern validation, a matching fragment is not enough.
Web Explained
A File Picker’s Type Filter Is a Hint, Not a Security Check
A website asks for an image and the file picker highlights image files. That guidance helps selection, but it does not establish that every submitted file…
Web Explained
An Autofill Hint for a Verification Code Does Not Perform the Verification
A sign-in form may offer to fill a code received through another channel. That convenience concerns entering the code; the service still has to decide…
Web Explained
A Date-and-Time Field Can Leave the Time Zone Unspecified
A booking form can display a precise date and clock time while still leaving an important question unanswered: whose time zone does that value represent?…