regular-expressions

BW #64: Coal power

Get better at: Excel, memory optimization, PyArrow, grouping, regular expressions, strings, plotting, and pivot tables

May 2, 2024 3 min read paid

BW #63: Ukraine aid (solution)

Get better at: Excel, cleaning, string manipulation, grouping, regular expressions, pivot tables, dates and times, plotting, and window functions.

Apr 25, 2024 14 min read paid

BW #63: Ukraine aid

Get better at: Excel, cleaning, string manipulation, grouping, regular expressions, pivot tables, dates and times, plotting, and window functions.

Apr 24, 2024 3 min read paid

BW #62: Economic report card (solution)

Get better at: Excel, missing values, multi-index, regular expressions, web scraping, string operations, plotting, and grouping

Apr 18, 2024 16 min read paid

BW #62: Economic report card

Get better at: Excel, missing values, multi-index, regular expressions, web scraping, string operations, plotting, and grouping

Apr 17, 2024 2 min read paid

BW #60: Iceland (solution)

Get better at: Web scraping, regular expressions, joins, CSV, plotting, and pivot tables

Apr 4, 2024 15 min read paid

BW #60: Iceland

Get better at: Web scraping, regular expressions, joins, CSV, plotting, and pivot tables

Apr 3, 2024 3 min read paid

BW #58: NATO

Get better at: CSV, filtering, window functions, plotting, web scraping, regular expressions, index operations, correlations, joins

Mar 20, 2024 3 min read paid

BW #56: Rent increases (solution)

Get better at: CSV, PyArrow, regular expressions, filtering, plotting, window functions, cutting, and pivot tables

Mar 7, 2024 14 min read paid

BW #56: Rent increases

Get better at: CSV, PyArrow, regular expressions, filtering, plotting, window functions, cutting, and pivot tables

Mar 7, 2024 2 min read paid

BW #50: Red Sea shipping (solution)

Get better at: CSV, multiple files, filtering, regular expressions, dates and times, window functions

Jan 25, 2024 14 min read paid

BW #50: Red Sea shipping