Results for “Array traversal & selection”
Small, practical examples. Search by task or narrow things down below.
Generate a bounded integer range
JavaScript: Array.from supplies each output position to its mapping function.
JavaScript✓ Tested
Generate a bounded integer range
TypeScript: Array.from supplies each output position to its mapping function.
TypeScript✓ Tested
Group related readings in a struct
Arduino / C: A struct keeps a sample’s fields together without dynamic allocation.
Arduino / C✓ Tested
Include every row tied for the highest score
SQL: Compare with MAX rather than limiting to an arbitrary number of rows.
SQL✓ Tested
Include every row tied for the highest score
SQL Server: Compare with MAX rather than limiting to an arbitrary number of rows.
SQL Server✓ Tested
Include every row tied for the highest score
Postgres: Compare with MAX rather than limiting to an arbitrary number of rows.
Postgres✓ Tested
Include every row tied for the highest score
SQLite: Compare with MAX rather than limiting to an arbitrary number of rows.
SQLite✓ Tested
Include missing values in a not-equal filter
SQL: Ordinary inequality does not include NULL; explicitly include it when that is the intended rule.
SQL✓ Tested
Include missing values in a not-equal filter
SQL Server: Ordinary inequality does not include NULL; explicitly include it when that is the intended rule.
SQL Server✓ Tested
Include missing values in a not-equal filter
Postgres: Ordinary inequality does not include NULL; explicitly include it when that is the intended rule.
Postgres✓ Tested
Include missing values in a not-equal filter
SQLite: Ordinary inequality does not include NULL; explicitly include it when that is the intended rule.
SQLite✓ Tested
Keep a counter from wrapping at its maximum
Arduino / C: Increment only when the value is below its limit.
Arduino / C✓ Tested