Results for “serial line”
Small, practical examples. Search by task or narrow things down below.
Pack two small values into one byte
Arduino / C: Mask each four-bit value before combining it.
Arduino / C✓ Tested
Paint a gradient without an image file
CSS: Linear-gradient generates a CSS background image from color stops.
CSS✓ Tested
Parse a short option with getopts
Read a named option and handle invalid flags explicitly.
getopts✓ Tested
Pass a variable to standard input
Bash Scripts: A here-string supplies the expanded value followed by a newline.
Bash Scripts✓ Tested
Play a fixed digital output pattern
Arduino / C: A pattern table separates the output sequence from its timing.
Arduino / C✓ Tested
Position an item from the writing direction’s start edge
CSS: Logical insets follow direction, so inline-start is the right side in this RTL container.
CSS✓ Tested
Preserve a fractional result
Arduino / C: Preserve a fractional result on an Uno with the Serial Monitor set to 9600 baud.
Arduino / C✓ Tested
Preserve whitespace while wrapping
Use CSS pre-wrap for multiline text that retains spaces.
CSS✓ Tested
Prevent output chatter with separate thresholds
Arduino / C: Use different on and off thresholds to retain state between them.
Arduino / C✓ Tested
Print a fixed text buffer
Arduino / C: Print a fixed text buffer on an Uno with the Serial Monitor set to 9600 baud.
Arduino / C✓ Tested
Print a single character
Arduino / C: Print a single character on an Uno with the Serial Monitor set to 9600 baud.
Arduino / C✓ Tested
Print once from setup
Arduino / C: Print once from setup on an Uno with the Serial Monitor set to 9600 baud.
Arduino / C✓ Tested