datetime
BW #104: Aviation accidents (solution)
Get better at: Dates and times, memory optimization, plotting, and string manipulation
datetime
BW #104: Aviation accidents
Get better at: Dates and times, memory optimization, plotting, and string optimization
fixed-width-fields
BW #26: Hot weather (solution)
Get practice with fixed-width fields, multiple files, comprehensions, memory optimization, joining, and plotting
fixed-width-fields
BW #26: Hot weather
Get practice with fixed-width fields, multiple files, comprehensions, memory optimization, joining, and plotting
csv
BW #18: World population (solution)
Get better with CSV, memory optimization, plotting, joins, dates and times, pivot tables, and sorting.
csv
BW #18: World population
Get better with CSV, memory optimization, plotting, joins, dates and times, pivot tables, and sorting.
csv
BW #13: Python developers (solution)
Get better at: CSV files, filtering, memory optimization, speed optimization, dummy values, comprehensions
csv
BW #13: Python developers
Get better at: CSV files, filtering, memory optimization, speed optimization, dummy values, comprehensions