Results for “serial line”
Small, practical examples. Search by task or narrow things down below.
Observe command substitution’s trailing-newline removal
Bash Scripts: Command substitution removes trailing newlines while preserving embedded ones.
Bash Scripts✓ Tested
Parse a typed command-line option
Python: Use argparse to validate and convert an integer option.
Python✓ Tested
Place fixed-size boxes on the same line
CSS: Inline-block allows dimensions while participating in inline layout.
CSS✓ Tested
Preserve line breaks while collapsing repeated spaces
CSS: Pre-line retains newlines but does not preserve all whitespace like pre-wrap does.
CSS✓ Tested
Print a selected range of lines
Linux Commands: Use sed -n with a line address to suppress other output.
Linux Commands✓ Tested
Print the final lines of a file
Linux Commands: Use tail -n for a fixed-size suffix of a log.
Linux Commands✓ Tested
Process a file as a lazy line sequence
C#: ReadLines avoids allocating one string containing the entire file.
C#✓ Tested
Process a text file one line at a time
Java: Use a buffered reader to avoid loading a large file into memory.
Java✓ Tested
Process the lines of an in-memory string
Java: Use String.lines to handle common line terminators without retaining them.
Java✓ Tested
Read a button in the Serial Monitor
Arduino / C: Use a pull-up input and if/else to report three button readings.
Arduino / C✓ Tested
Read a decimal number from serial input
Arduino / C: parseFloat parses a signed decimal value from the input stream.
Arduino / C✓ Tested
Read a file lazily through the .NET line iterator
PowerShell: ReadLines avoids creating one string containing the entire file.
PowerShell✓ Tested