Results for “serial line”
Small, practical examples. Search by task or narrow things down below.
Filter pipeline values
PowerShell: Filter pipeline values using PowerShell 7.
PowerShell✓ Tested
Find lines common to two sorted files
Linux Commands: Use comm -12 to suppress the two columns of unmatched lines.
Linux Commands✓ Tested
Find lines unique to the first sorted file
Linux Commands: Use comm -23 to retain only records absent from the second input.
Linux Commands✓ Tested
Find the commit responsible for a line
Inspect line attribution in a stable machine-readable format.
blame✓ Tested
Give an inline SVG an accessible name
HTML: Use a title referenced by aria-labelledby for a meaningful inline vector image.
HTML✓ Tested
Handle incomplete serial input
Arduino / C: The returned byte count distinguishes a complete payload from a timed-out partial one.
Arduino / C✓ Tested
Insert values into a multiline template
PowerShell: A double-quoted here-string expands variable references.
PowerShell✓ Tested
Inspect every command status in a pipeline
Bash Scripts: Copy PIPESTATUS immediately before another command overwrites it.
Bash Scripts✓ Tested
Join lines from two files side by side
Linux Commands: Use paste to pair lines by position with a chosen separator.
Linux Commands✓ Tested
Keep a serial message in flash memory
Arduino / C: The F macro keeps a literal out of scarce SRAM.
Arduino / C✓ Tested
Keep loop state by avoiding a pipeline subshell
Bash Scripts: Redirect input into a while loop so updates to a counter remain in the current shell.
Bash Scripts✓ Tested
Make an inline element a block
CSS: Learn how to make an inline element a block in a complete browser example.
CSS✓ Tested