strings

Bamboo Weekly #159: State of the Union (solution)

Get better at: Excel files, CSV files, Plotting with Plotly, grouping, maps, regular expressions, and joins.

Feb 27, 2026 12 min read paid Featured

Bamboo Weekly #159: State of the Union

Get better at: Excel files, CSV files, Plotting with Plotly, grouping, maps, regular expressions, and joins.

Feb 26, 2026 3 min read paid Featured

BW #134: Taiwan weather (solution)

Get better at: CSV files, pivot tables, dates and times, styling, strings, and plotting

Sep 4, 2025 11 min read paid Featured

BW #134: Taiwan weather

Get better at: CSV files, pivot tables, dates and times, styling, strings, and plotting

Sep 3, 2025 3 min read paid Featured

BW #132: JetBrains survey (solutions)

Get better at: CSV files, PyArrow, reducing memory usage, working with dates and times, pivot tables, and plotting.

Aug 21, 2025 10 min read paid Featured

BW #132: JetBrains survey

Get better at: CSV files, PyArrow, reducing memory usage, working with dates and times, pivot tables, and plotting.

Aug 20, 2025 2 min read paid Featured

BW #129: Tom Lehrer (solution)

Get better at: Working with multiple files, strings, regular expressions, and Web scraping

Jul 31, 2025 13 min read paid Featured

BW #129: Tom Lehrer

Get better at: Working with multiple files, strings, regular expressions, and Web scraping

Jul 30, 2025 3 min read paid Featured

BW #121: Research funding (solution)

Get better at: CSV files, grouping, strings, formatting, dates and times, and plotting

Jun 6, 2025 10 min read paid Featured

BW #121: Research funding

Get better at: CSV files, grouping, strings, formatting, dates and times, and plotting

Jun 4, 2025 4 min read paid Featured

BW #120: Pennies (solution)

Get better at: API usage, JSON manipulation, strings, regular expressions, and grouping

May 29, 2025 13 min read paid Featured

BW #120: Pennies