Get better at: Excel, DuckDB, grouping, speed optimization, pivot tables, and window functions.
Get better at: Excel, memory optimization, PyArrow, grouping, regular expressions, strings, plotting, and pivot tables
Get better at: Excel, memory optimization, PyArrow, grouping, regular expressions, strings, plotting, and pivot tables
Get better at: Excel, cleaning, string manipulation, grouping, regular expressions, pivot tables, dates and times, plotting, and window functions.
Get better at: Excel, cleaning, string manipulation, grouping, regular expressions, pivot tables, dates and times, plotting, and window functions.
Get better at: Excel, missing values, multi-index, regular expressions, web scraping, string operations, plotting, and grouping
Get better at: Excel, missing values, multi-index, regular expressions, web scraping, string operations, plotting, and grouping
Get better at: Excel, formatting, plotting, window-functions, using "apply", string functionality, grouping, and interpolation
Get better at: Excel, formatting, plotting, window-functions, using "apply", string functionality, grouping, and interpolation
Get better at: Excel, dates and times, missing data, grouping, formatting, using "apply", plotting, and regular expressions
Get better at: Excel, dates and times, missing data, grouping, formatting, using "apply", plotting, and regular expressions
Get better at: Excel files, regular expressions, filtering, grouping, plotting, pivot tables, cleaning
