Get better at: CSV, memory optimization, formatting, PyArrow, dates and times, and plotting.
Get better at: CSV, memory optimization, formatting, PyArrow, dates and times, and plotting.
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 fixed-width fields, multiple files, comprehensions, memory optimization, joining, and plotting
Get practice with fixed-width fields, multiple files, comprehensions, memory optimization, joining, and plotting
Get better with CSV, memory optimization, plotting, joins, dates and times, pivot tables, and sorting.
Get better with CSV, memory optimization, plotting, joins, dates and times, pivot tables, and sorting.
Get better at: CSV files, filtering, memory optimization, speed optimization, dummy values, comprehensions
Get better at: CSV files, filtering, memory optimization, speed optimization, dummy values, comprehensions
