Results for “cr”
Small, practical examples. Search by task or narrow things down below.
Find empty regular files
Linux Commands: Use the empty predicate with a file type constraint.
Linux Commands✓ Tested
Find files larger than a byte threshold
Linux Commands: Use the c suffix for exact byte units with GNU find size tests.
Linux Commands✓ Tested
Find lines common to two sorted files
Linux Commands: Use comm -12 to suppress the two columns of unmatched lines.
Linux Commands✓ Tested
Find lines unique to the first sorted file
Linux Commands: Use comm -23 to retain only records absent from the second input.
Linux Commands✓ Tested
Find members missing from another set
Find members missing from another set in a complete Rust program using the standard library.
Rust✓ Tested
Find missing values with IS NULL
SQL: Use IS NULL rather than equality to test for missing data.
SQL✓ Tested
Find missing values with IS NULL
SQL Server: Use IS NULL rather than equality to test for missing data.
SQL Server✓ Tested
Find missing values with IS NULL
Postgres: Use IS NULL rather than equality to test for missing data.
Postgres✓ Tested
Find missing values with IS NULL
SQLite: Use IS NULL rather than equality to test for missing data.
SQLite✓ Tested
Find parents whose every child meets a rule
SQL: Combine existence with the absence of a violating child to exclude parents with no children.
SQL✓ Tested
Find parents whose every child meets a rule
SQL Server: Combine existence with the absence of a violating child to exclude parents with no children.
SQL Server✓ Tested
Find parents whose every child meets a rule
Postgres: Combine existence with the absence of a violating child to exclude parents with no children.
Postgres✓ Tested