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Results for “to_char”
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Use named states for a controller
Arduino / C: An enum makes state transitions easier to read than unexplained numbers.
Arduino / C✓ Tested
Validate a complete numeric serial command
Arduino / C: Check for digits, an end pointer, and an application-specific range.
Arduino / C✓ Tested
Validate a simple C-style ASCII identifier
C: Check the first character separately from subsequent characters and reject empty input.
C✓ Tested
Validate a small stored payload with a checksum
Arduino / C: Store a checksum with the payload and reject a changed byte.
Arduino / C✓ Tested
Visit every reading in a fixed array
Arduino / C: Visit every reading in a fixed array on an Uno with the Serial Monitor set to 9600 baud.
Arduino / C✓ Tested
Write a JSON file
Save a dictionary as readable, indented JSON while preserving Unicode characters.
json✓ Tested
Write and read a setting in EEPROM
Persist one byte using the update operation.
EEPROM✓ Tested