Results for “Sensor calculations”
Small, practical examples. Search by task or narrow things down below.
Handle a failed string-to-integer conversion
C++: stoi throws invalid_argument when no conversion can be performed.
C++✓ Tested
Insert a value while preserving sorted order
Python: Use insort on an already sorted list; insertion still shifts later list elements.
Python✓ 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 an integer in another base
Java: Supply an explicit radix to Integer.parseInt.
Java✓ Tested
Reject infinite and NaN numeric values
C++: std::isfinite excludes special floating-point values.
C++✓ Tested
Reject NaN and infinite numeric inputs
Python: Use isfinite before computations that require an ordinary finite float.
Python✓ Tested
Reject nonfinite floating-point values
Java: Double.isFinite excludes both infinity and NaN.
Java✓ Tested
Return zero for a sum over no rows
SQL: SUM produces NULL for an empty input; COALESCE supplies the desired reporting default.
SQL✓ Tested
Return zero for a sum over no rows
SQL Server: SUM produces NULL for an empty input; COALESCE supplies the desired reporting default.
SQL Server✓ Tested
Return zero for a sum over no rows
Postgres: SUM produces NULL for an empty input; COALESCE supplies the desired reporting default.
Postgres✓ Tested
Return zero for a sum over no rows
SQLite: SUM produces NULL for an empty input; COALESCE supplies the desired reporting default.
SQLite✓ Tested