grouping

BW #113: US airport traffic (solution)

Get better at: Excel files, multiple files, pivot tables, grouping, dates and times, and plotting

Apr 10, 2025 15 min read paid Featured

BW #113: US airport traffic

Get better at: Excel files, multiple files, pivot tables, grouping, dates and times, and plotting

Apr 9, 2025 3 min read paid Featured

BW #112: Programming jobs (solution)

Get better at: Excel files, regular expressions, optimizing speed, PyArrow, grouping, joining, and plotting.

Apr 3, 2025 14 min read paid Featured

BW #112: Programming jobs

Get better at: Excel files, regular expressions, optimizing speed, PyArrow, grouping, joining, and plotting.

Apr 2, 2025 3 min read paid Featured

BW #106: Flu season (solution)

Get better at: String manipulation, working with dates, plotting, grouping, and pivot tables

Feb 20, 2025 14 min read paid Featured

BW #106: Flu season

Get better at: String manipulation, working with dates, plotting, grouping, and pivot tables

Feb 19, 2025 2 min read paid Featured

BW #105: Federal employees (solution)

Get better at: String manipulation, working with multiple files, joins, grouping, and plotting

Feb 14, 2025 16 min read paid Featured

BW #105: Federal employees

Get better at: String manipulation, working with multiple files, joins, grouping, and plotting

Feb 12, 2025 4 min read paid Featured

BW #102: WordPress (solution)

Get better at: Grouping, pivot tables, plotting, and joining

Jan 23, 2025 11 min read paid Featured

BW #102: WordPress

Get better at: Grouping, pivot tables, plotting, and joining

Jan 22, 2025 4 min read paid Featured

BW #101: Los Angeles Fires (solution)

Get better at: GeoPandas, joins, plotting, dates and times, grouping, and pivot tables.

Jan 16, 2025 11 min read paid Featured

BW #101: Los Angeles Fires