Results for “Errors & optional values”
Small, practical examples. Search by task or narrow things down below.
Map items to multiple output values
TypeScript: flatMap combines mapping and a one-level flattening operation.
TypeScript✓ Tested
Match one of several values
Use IN to avoid repeating equality conditions.
IN✓ Tested
Offer an optional break inside a long label
HTML: Wbr supplies a potential line-break opportunity without inserting a visible hyphen.
HTML✓ Tested
Pack two small values into one byte
Arduino / C: Mask each four-bit value before combining it.
Arduino / C✓ Tested
Pair corresponding values
Pair corresponding values in a complete Rust program using the standard library.
Rust✓ Tested
Pair corresponding values from two arrays
PowerShell: Check lengths before indexing to reject mismatched input collections.
PowerShell✓ Tested
Partition values into two collections
Partition values into two collections in a complete Rust program using the standard library.
Rust✓ Tested
Pass values through a custom event
jQuery: trigger passes its extra argument array after the event object.
jQuery✓ Tested
Place missing values after known values portably
SQL: A CASE sort key controls NULL placement without relying on engine-specific defaults.
SQL✓ Tested
Place missing values after known values portably
SQL Server: A CASE sort key controls NULL placement without relying on engine-specific defaults.
SQL Server✓ Tested
Place missing values after known values portably
Postgres: A CASE sort key controls NULL placement without relying on engine-specific defaults.
Postgres✓ Tested
Place missing values after known values portably
SQLite: A CASE sort key controls NULL placement without relying on engine-specific defaults.
SQLite✓ Tested