Results for “Errors & optional values”
Small, practical examples. Search by task or narrow things down below.
Report duplicate business values and their frequency
Postgres: Group by a candidate business key and retain only groups with multiple rows.
Postgres✓ Tested
Report duplicate business values and their frequency
SQLite: Group by a candidate business key and retain only groups with multiple rows.
SQLite✓ Tested
Require numeric values on a chosen step
HTML: The step interval is measured from the minimum value when one is provided.
HTML✓ Tested
Restore a form’s original default values
jQuery: Call the native reset method through the underlying form element.
jQuery✓ Tested
Return multiple named values from a method
C#: Named value tuples give lightweight field names without a separate class.
C#✓ Tested
Return two values from a function
Return two values from a function using a complete Go program with explicit sample inputs.
Go✓ Tested
Round halfway floating-point values away from zero
C++: std::round has an explicit halfway rule different from truncation.
C++✓ Tested
Select the first pipeline values
PowerShell: Select the first pipeline values using PowerShell 7.
PowerShell✓ Tested
Select the highest values with TOP
Limit an ordered SQL Server result.
TOP✓ Tested
Select the largest values without sorting everything
Python: Use heapq.nlargest when only a small prefix of the ranking is required.
Python✓ Tested
Select values in an inclusive range
SQL: BETWEEN includes both endpoints of the range.
SQL✓ Tested
Select values in an inclusive range
SQL Server: BETWEEN includes both endpoints of the range.
SQL Server✓ Tested