Results for “File operations & binary data”
Small, practical examples. Search by task or narrow things down below.
Replace text with sed
Replace all occurrences of the substring old on each line and print the transformed text without changing the input file.
sed✓ Tested
Replace the URL of a configured remote
Git: set-url changes configuration without fetching or pushing any objects.
Git✓ Tested
Replay an unpublished branch on a newer base
Git: Rebase updates the base of local feature commits when their changes do not conflict.
Git✓ Tested
Report duplicate business values and their frequency
SQL: Group by a candidate business key and retain only groups with multiple rows.
SQL✓ Tested
Report duplicate business values and their frequency
SQL Server: Group by a candidate business key and retain only groups with multiple rows.
SQL Server✓ Tested
Report duplicate business values and their frequency
Postgres: Group by a candidate business key and retain only groups with multiple rows.
Postgres✓ Tested
Report duplicate business values and their frequency
SQLite: Group by a candidate business key and retain only groups with multiple rows.
SQLite✓ Tested
Represent a set with empty structs
Represent a set with empty structs using a complete Go program with explicit sample inputs.
Go✓ Tested
Require a locally available image
Docker / Compose: The never pull policy fails for missing images instead of attempting a download.
Docker / Compose✓ Tested
Require a value with NOT NULL
SQL: Declare required fields at the database boundary, not only in application validation.
SQL✓ Tested
Require a value with NOT NULL
SQL Server: Declare required fields at the database boundary, not only in application validation.
SQL Server✓ Tested
Require a value with NOT NULL
Postgres: Declare required fields at the database boundary, not only in application validation.
Postgres✓ Tested