Results for “Serial.read”
Small, practical examples. Search by task or narrow things down below.
Name a fixed configuration value
Arduino / C: Name a fixed configuration value on an Uno with the Serial Monitor set to 9600 baud.
Arduino / C✓ Tested
Name a value that stays fixed
C++: Use a constant declaration or the language’s constant naming convention for a fixed limit.
C++✓ Tested
Normalize a path without touching the filesystem
C++: lexically_normal removes redundant dot components using path syntax alone.
C++✓ Tested
Observe an exception from an asynchronous task
C++: Calling get rethrows an exception captured by the future.
C++✓ Tested
Observe shared ownership without extending its lifetime
C++: A weak_ptr can be locked while an owner exists and becomes expired after the last owner is released.
C++✓ Tested
Own one dynamically allocated value with unique_ptr
C++: make_unique allocates a value whose lifetime is tied to its owning smart pointer.
C++✓ Tested
Pack two small values into one byte
Arduino / C: Mask each four-bit value before combining it.
Arduino / C✓ Tested
Parse a complete integer without exceptions
C++: from_chars reports both an error code and the first unconsumed character.
C++✓ Tested
Parse a hexadecimal integer with from_chars
C++: An explicit radix controls digit interpretation without a locale dependency.
C++✓ Tested
Parse a JSON string
Convert a JSON string into a Python dictionary and read values by key.
json✓ Tested
Parse a short option with getopts
Read a named option and handle invalid flags explicitly.
getopts✓ Tested
Parse and format a date
Convert a date string into a datetime object, then format it in a different, human-readable order.
date✓ Tested