Docker: Verify docker-compose configuration
Validate your docker-compose.yml files
Docker: Verify docker-compose configuration
Validate your docker-compose.yml files
SQL: Select a random sample
Using ordering and limit functions
SQL: Calculate percentage of column
Using a cross join or a subselect query
Pandas: Split string column into separate columns
Using the expand option of pd.Series.str.split
Nix: Streaming gsutil transfers
Avoid landing data unnecessarily