Combine DataFrames on their indexes — a convenient cousin of merge.
Below are the 45 Bamboo Weekly exercises that use join on real-world data — try each one, then study the worked solution.
- Bamboo Weekly #174: Vacation
- Bamboo Weekly #172: World Cup
- Bamboo Weekly #167: Oil prices
- Bamboo Weekly #166: Income tax
- Bamboo Weekly #162: Spotify and car accidents
- Bamboo Weekly #160: Strait of Hormuz
- Bamboo Weekly #156: Winter Olympics
- Bamboo Weekly #155: Gold
- Bamboo Weekly #153: Venezuela
- Bamboo Weekly #151: PyPI in 2025
- Bamboo Weekly #148: US Manufacturing
- Bamboo Weekly #144: Museum Heists
- Bamboo Weekly #141: Argentina
- Bamboo Weekly #127: European comparisons
- Bamboo Weekly #112: Programming jobs
- Bamboo Weekly #108: Measles
- Bamboo Weekly #105: Federal employees
- Bamboo Weekly #104: Aviation accidents
- Bamboo Weekly #95: Tariffs
- Bamboo Weekly #93: Anti-politics
- Bamboo Weekly #91: Roller coasters
- Bamboo Weekly #89: Housing
- Bamboo Weekly #86: FEMA
- Bamboo Weekly #78: Stock markets
- Bamboo Weekly #74: UK elections
- Bamboo Weekly #73: Avocado hand
- Bamboo Weekly #72: City travel
- Bamboo Weekly #71: Holidays
- Bamboo Weekly #68: Dangerously hot weather
- Bamboo Weekly #60: Iceland
- Bamboo Weekly #58: NATO
- Bamboo Weekly #50: Red Sea shipping
- Bamboo Weekly #44: Global economics
- Bamboo Weekly #42: Plant hardiness
- Bamboo Weekly #41: Wine production
- Bamboo Weekly #40: Sovereign Bonds
- Bamboo Weekly #39: WeWork
- Bamboo Weekly #36: Nobel Prize
- Bamboo Weekly #35: Terrorism
- Bamboo Weekly #26: Hot weather
- Bamboo Weekly #14: JOLTS
- Bamboo Weekly #12: Tourism
- Bamboo Weekly #11: Software jobs
- Bamboo Weekly #8: Happiness
- Bamboo Weekly #4: Eating well
Part of the Pandas Methods Index. See also practice by skill.