Results for “cr”
Small, practical examples. Search by task or narrow things down below.
Generate every combination of two sets
SQL: CROSS JOIN creates one result per possible pair, so the output size is the product of the input sizes.
SQL✓ Tested
Generate every combination of two sets
SQL Server: CROSS JOIN creates one result per possible pair, so the output size is the product of the input sizes.
SQL Server✓ Tested
Generate every combination of two sets
Postgres: CROSS JOIN creates one result per possible pair, so the output size is the product of the input sizes.
Postgres✓ Tested
Generate every combination of two sets
SQLite: CROSS JOIN creates one result per possible pair, so the output size is the product of the input sizes.
SQLite✓ Tested
Give a function its own positional parameters
Bash Scripts: A function receives its call arguments without replacing the caller’s positional parameters.
Bash Scripts✓ Tested
Group records into map entries
JavaScript: Initialize an array for a missing Map key before appending its values.
JavaScript✓ Tested
Group records into map entries
TypeScript: Initialize an array for a missing Map key before appending its values.
TypeScript✓ Tested
Handle a nonzero background-job exit
Bash Scripts: Wait reports a child’s exit code; put it in a conditional when failure is expected.
Bash Scripts✓ Tested
Handle three possible outcomes
JavaScript: Check high, normal and low values with an ordered conditional chain.
JavaScript✓ Tested
Handle three possible outcomes
TypeScript: Check high, normal and low values with an ordered conditional chain.
TypeScript✓ Tested
Identify a commit exactly at a release tag
Git: Describe with exact-match refuses to invent a label for a later commit.
Git✓ Tested
Identify whether a name resolves to a builtin
Bash Scripts: type -t reports the command kind without printing a machine-specific path.
Bash Scripts✓ Tested