Results for “open”
Small, practical examples. Search by task or narrow things down below.
Isolate a value with a different writing direction
HTML: Bdi isolates embedded user text so its direction does not reorder surrounding punctuation.
HTML✓ Tested
Join strings with a separator
Build a Java string from several values using String.join.
Java✓ Tested
Keep a counter from wrapping at its maximum
Arduino / C: Increment only when the value is below its limit.
Arduino / C✓ Tested
Keep a decorative icon out of a button’s name
HTML: aria-hidden excludes a decorative character while leaving the visible action text as the accessible name.
HTML✓ Tested
Keep a serial message in flash memory
Arduino / C: The F macro keeps a literal out of scarce SRAM.
Arduino / C✓ Tested
Keep a value inside an allowed range
Arduino / C: Keep a value inside an allowed range on an Uno with the Serial Monitor set to 9600 baud.
Arduino / C✓ Tested
Keep an action button from submitting a form
HTML: Specify type button for controls whose purpose is a local action.
HTML✓ Tested
Keep an image and its visible caption together
HTML: Figure and figcaption represent a self-contained illustration with an associated caption.
HTML✓ Tested
Keep fixed text in flash memory
Arduino / C: Keep fixed text in flash memory on an Uno with the Serial Monitor set to 9600 baud.
Arduino / C✓ Tested
Label a data table
Use a caption and scoped headers for an HTML data table.
HTML✓ Tested
Let a user choose a yes or no value
HTML: Learn how to let a user choose a yes or no value in a complete browser example.
HTML✓ Tested
Limit a numeric input to an inclusive range
HTML: Number inputs expose range validation separately from the entered text.
HTML✓ Tested