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Results for “ff-only”

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

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GitRestoring & revising local work

Discard an unstaged edit to one tracked file

Git: Restore copies the index version back into the selected working file.

Git✓ Tested
SQLGetting Started

Display a fallback for missing data

SQL: Return a supplied label when a column contains NULL.

SQL✓ Tested
SQL ServerGetting Started

Display a fallback for missing data

SQL Server: Return a supplied label when a column contains NULL.

SQL Server✓ Tested
PostgresGetting Started

Display a fallback for missing data

Postgres: Return a supplied label when a column contains NULL.

Postgres✓ Tested
SQLiteGetting Started

Display a fallback for missing data

SQLite: Return a supplied label when a column contains NULL.

SQLite✓ Tested
GitRemotes & additional checkouts

Distinguish a bare repository from a working checkout

Git: rev-parse reports repository mode without relying on directory naming conventions.

Git✓ Tested
GoTesting & reusable helpers

Distinguish end-of-input from other errors

Distinguish end-of-input from other errors using a complete Go program with explicit sample inputs.

Go✓ Tested
GoMaps & sets

Distinguish missing keys from zero values

Distinguish missing keys from zero values using a complete Go program with explicit sample inputs.

Go✓ Tested
SQLReporting & grouped calculations

Distinguish row count from non-null value count

SQL: COUNT(*) includes every row while COUNT(column) skips NULL values.

SQL✓ Tested
SQL ServerReporting & grouped calculations

Distinguish row count from non-null value count

SQL Server: COUNT(*) includes every row while COUNT(column) skips NULL values.

SQL Server✓ Tested
PostgresReporting & grouped calculations

Distinguish row count from non-null value count

Postgres: COUNT(*) includes every row while COUNT(column) skips NULL values.

Postgres✓ Tested
SQLiteReporting & grouped calculations

Distinguish row count from non-null value count

SQLite: COUNT(*) includes every row while COUNT(column) skips NULL values.

SQLite✓ Tested