Add or replace columns inside a method chain, without mutating the original.
Below are the 104 Bamboo Weekly exercises that use assign on real-world data — try each one, then study the worked solution.
- Bamboo Weekly #174: Vacation
- Bamboo Weekly #173: IPOs
- Bamboo Weekly #172: World Cup
- Bamboo Weekly #171: Hantavirus
- Bamboo Weekly #170: Port of Long Beach
- Bamboo Weekly #169: Press freedom
- Bamboo Weekly #168: US gas prices
- Bamboo Weekly #167: Oil prices
- Bamboo Weekly #166: Income tax
- Bamboo Weekly #165: Artemis II
- Bamboo Weekly #164: Fertilizer
- Bamboo Weekly #163: Daylight saving time
- Bamboo Weekly #162: Spotify and car accidents
- Bamboo Weekly #161: Missiles in Israel
- Bamboo Weekly #160: Strait of Hormuz
- Bamboo Weekly #159: State of the Union
- Bamboo Weekly #158: University endowments
- Bamboo Weekly #157: Government corruption
- Bamboo Weekly #156: Winter Olympics
- Bamboo Weekly #155: Gold
- Bamboo Weekly #154: University rankings
- Bamboo Weekly #153: Venezuela
- Bamboo Weekly #152: Congestion pricing
- Bamboo Weekly #151: PyPI in 2025
- Bamboo Weekly #150: Kalshi
- Bamboo Weekly #149: Flu season
- Bamboo Weekly #148: US Manufacturing
- Bamboo Weekly #147: Presidential pardons
- Bamboo Weekly #146: Thanksgiving travel
- Bamboo Weekly #144: Museum Heists
- Bamboo Weekly #143: Phones in school
- Bamboo Weekly #140: Stack Overflow survey
- Bamboo Weekly #137: UN Security Council
- Bamboo Weekly #136: Indian vehicles
- Bamboo Weekly #135: Airline seats
- Bamboo Weekly #134: Taiwan weather
- Bamboo Weekly #133: Wind power
- Bamboo Weekly #132: JetBrains survey
- Bamboo Weekly #129: Tom Lehrer
- Bamboo Weekly #128: Extreme heat
- Bamboo Weekly #126: EV sales
- Bamboo Weekly #125: Shrinking dollars
- Bamboo Weekly #124: NATO Spending
- Bamboo Weekly #123: Missiles
- Bamboo Weekly #122: Economic growth
- Bamboo Weekly #121: Research funding
- Bamboo Weekly #120: Pennies
- Bamboo Weekly #119: Python conferences
- Bamboo Weekly #118: Flight delays
- Bamboo Weekly #117: Electricity
- Bamboo Weekly #115: Sahm rule
- Bamboo Weekly #113: US airport traffic
- Bamboo Weekly #111: State taxes
- Bamboo Weekly #108: Measles
- Bamboo Weekly #107: Consumer confidence
- Bamboo Weekly #105: Federal employees
- Bamboo Weekly #104: Aviation accidents
- Bamboo Weekly #102: WordPress
- Bamboo Weekly #101: Los Angeles Fires
- Bamboo Weekly #100: Sports betting
- Bamboo Weekly #99: Literacy and numeracy
- Bamboo Weekly #96: Taylor Swift
- Bamboo Weekly #94: Strategic Wine Reserve
- Bamboo Weekly #93: Anti-politics
- Bamboo Weekly #91: Roller coasters
- Bamboo Weekly #89: Housing
- Bamboo Weekly #87: Nuclear power
- Bamboo Weekly #86: FEMA
- Bamboo Weekly #84: Central banks
- Bamboo Weekly #81: School
- Bamboo Weekly #79: Cyber attacks
- Bamboo Weekly #78: Stock markets
- Bamboo Weekly #77: Paris Olympics
- Bamboo Weekly #76: Aging legislators
- Bamboo Weekly #75: Refugees
- Bamboo Weekly #74: UK elections
- Bamboo Weekly #73: Avocado hand
- Bamboo Weekly #72: City travel
- Bamboo Weekly #71: Holidays
- Bamboo Weekly #70: Moon missions
- Bamboo Weekly #68: Dangerously hot weather
- Bamboo Weekly #67: Electric cars
- Bamboo Weekly #63: Ukraine aid
- Bamboo Weekly #61: Solar eclipse
- Bamboo Weekly #60: Iceland
- Bamboo Weekly #58: NATO
- Bamboo Weekly #56: Rent increases
- Bamboo Weekly #54: Household debt
- Bamboo Weekly #52: Border encounters
- Bamboo Weekly #51: Academy Awards
- Bamboo Weekly #49: Campaign finance
- Bamboo Weekly #48: Aviation accidents
- Bamboo Weekly #46: Pedestrians
- Bamboo Weekly #45: Netflix
- Bamboo Weekly #44: Global economics
- Bamboo Weekly #43: Financial protection
- Bamboo Weekly #42: Plant hardiness
- Bamboo Weekly #40: Sovereign Bonds
- Bamboo Weekly #36: Nobel Prize
- Bamboo Weekly #35: Terrorism
- Bamboo Weekly #34: House of Representatives
- Bamboo Weekly #31: Poverty
- Bamboo Weekly #30: Uncertainty
- Bamboo Weekly #28: Pret a Manger
Part of the Pandas Methods Index. See also practice by skill.