Get better at: CSV files, memory optimization, grouping, stack/unstack, window functions, and sorting.
Get better at: CSV files, memory optimization, grouping, stack/unstack, window functions, and sorting.
Get practice with CSV files, multiple files, comprehensions, dates and times, formatting, missing data, plotting, and grouping.
Get practice with CSV files, multiple files, comprehensions, dates and times, formatting, missing data, plotting, and grouping.
Get practice with Excel files, string manipulation, cleaning data, multiple files, and plotting
Get practice with Excel files, string manipulation, cleaning data, multiple files, and plotting
Get practice with Excel files, cleaning data, multi-indexes, window functions, plotting,
Get practice with Excel files, cleaning data, multi-indexes, window functions, and plotting
Get practice with Excel files, string manipulation, index operations, plotting, and multi-indexes
Get practice with Excel files, string manipulation, index operations, plotting, and multi-indexes
Get practice with CSV, dates and times, grouping, window functions, pivot tables, and plotting.
Get practice with CSV, dates and times, grouping, window functions, pivot tables, and plotting.
