
BW #104: Aviation accidents (solution)
Get better at: Dates and times, memory optimization, plotting, and string manipulation
Get better at: Dates and times, memory optimization, plotting, and string manipulation
Get better at: Dates and times, memory optimization, plotting, and string optimization
Get better at: Excel, memory optimization, PyArrow, grouping, regular expressions, strings, plotting, and pivot tables
Get better at: Excel, memory optimization, PyArrow, grouping, regular expressions, strings, plotting, and pivot tables
Get better at: CSV, PyArrow, missing values, cleaning, grouping, memory optimization, and plotting
Get better at: CSV, PyArrow, missing values, cleaning, grouping, memory optimization, and plotting
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