Results for “run”
Small, practical examples. Search by task or narrow things down below.
Return to the previously checked-out branch
Git: The dash shorthand selects the previous branch in the checkout history.
Git✓ Tested
Return two values from a function
Return two values from a function using a complete Go program with explicit sample inputs.
Go✓ Tested
Return typed data from an async function
Await a Promise and handle failures explicitly.
async✓ 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
Reuse an LED action with a function
Arduino / C: Put a short LED sequence in a named function and call it twice.
Arduino / C✓ Tested
Reverse a copy while preserving the original
JavaScript: Copy before reverse because reverse mutates the array it receives.
JavaScript✓ Tested
Reverse a copy while preserving the original
TypeScript: Copy before reverse because reverse mutates the array it receives.
TypeScript✓ Tested
Reverse a copy while preserving the source
PowerShell: Clone the array before using Array.Reverse because Reverse mutates its argument.
PowerShell✓ Tested
Reverse a string
Reverse a byte string in place with std::reverse.
C++✓ Tested