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Results for “return”

Small, practical examples. Search by task or narrow things down below.

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GitBranches & ancestry

Return to the previously checked-out branch

Git: The dash shorthand selects the previous branch in the checkout history.

Git✓ Tested
GoGetting Started

Return two values from a function

Return two values from a function using a complete Go program with explicit sample inputs.

Go✓ Tested
TypeScriptUtilities & async

Return typed data from an async function

Await a Promise and handle failures explicitly.

async✓ Tested
SQLReporting & grouped calculations

Return zero for a sum over no rows

SQL: SUM produces NULL for an empty input; COALESCE supplies the desired reporting default.

SQL✓ Tested
SQL ServerReporting & grouped calculations

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
PostgresReporting & grouped calculations

Return zero for a sum over no rows

Postgres: SUM produces NULL for an empty input; COALESCE supplies the desired reporting default.

Postgres✓ Tested
SQLiteReporting & grouped calculations

Return zero for a sum over no rows

SQLite: SUM produces NULL for an empty input; COALESCE supplies the desired reporting default.

SQLite✓ Tested
GoGetting Started

Run cleanup when a function returns

Run cleanup when a function returns using a complete Go program with explicit sample inputs.

Go✓ Tested
JavaScriptPromises & iteration protocols

Clean up a generator after an early break

JavaScript: Breaking a for-of loop closes a generator and runs its finally block.

JavaScript✓ Tested
TypeScriptPromises & iteration protocols

Clean up a generator after an early break

TypeScript: Breaking a for-of loop closes a generator and runs its finally block.

TypeScript✓ Tested
PostgresRows & writes

Inspect deleted rows

Return values from the rows a DELETE removes.

DELETE✓ Tested
SQLiteTables & writes

Read values from an inserted row

Use RETURNING to retrieve an automatically assigned row ID.

RETURNING✓ Tested