In Pandas, the rows and columns are labeled with an index. But each of them can have more than one dimension, known as a "multi-index."
Get better at: Excel files, multi-indexes, renaming columns, grouping, and plotting.
Get better at: Excel files, multi-indexes, renaming columns, grouping, and plotting.
Get better at: Multi-indexes, strings, and date/time values
Get better at: Multi-indexes, strings, and date/time values
Get better at: CSV, filtering, regular expressions, multiple files, index operations, window functions, stack and unstack, multi-indexes, and plotting
Get better at: CSV, filtering, regular expressions, multiple files, index operations, window functions, stack and unstack, multi-indexes, and plotting
Get better at: CSV files, PyArrow, multi-indexes, index operations, plotting, grouping, sorting, correlations, and joins.
Get better at: CSV files, PyArrow, multi-indexes, index operations, plotting, grouping, sorting, correlations, and joins.
Get better with: Extracting from PDF files, multi-indexes, comprehensions, cleaning data, regular expressions, using "apply", plotting, and finding correlations.
Get better with: Extracting from PDF files, multi-indexes, comprehensions, cleaning data, regular expressions, using "apply", plotting, and finding correlations.
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
