Useful Links
1. Introduction to Pandas
2. Core Data Structures
3. Data Loading and Saving
4. Indexing and Data Selection
5. Data Cleaning and Preparation
6. Combining and Reshaping Data
7. Grouping and Aggregation
8. Working with Text Data
9. Working with Time Series Data
10. Multi-level Indexing
11. Data Visualization
12. Advanced Topics and Performance
  1. Computer Science
  2. Data Science

Pandas Library

1. Introduction to Pandas
2. Core Data Structures
3. Data Loading and Saving
4. Indexing and Data Selection
5. Data Cleaning and Preparation
6. Combining and Reshaping Data
7. Grouping and Aggregation
8. Working with Text Data
9. Working with Time Series Data
10. Multi-level Indexing
11. Data Visualization
12. Advanced Topics and Performance
  1. Multi-level Indexing
    1. Creating MultiIndex
      1. From Arrays
        1. From Tuples
          1. From Product of Levels
            1. from_arrays() Method
              1. from_tuples() Method
                1. from_product() Method
                2. Indexing and Slicing MultiIndex DataFrames
                  1. Selecting Data at Different Levels
                    1. Slicing with MultiIndex
                      1. Cross-section Selection
                        1. xs() Method
                      2. MultiIndex Operations
                        1. Swapping Levels
                          1. swaplevel() Method
                          2. Sorting by Index Levels
                            1. sort_index() Method
                            2. Dropping Index Levels
                              1. droplevel() Method
                            3. Stacking and Unstacking
                              1. stack() Method
                                1. unstack() Method
                                  1. Reshaping with Multiple Levels
                                  2. Pivot Tables and Cross-tabulations
                                    1. pivot_table() Function
                                      1. Aggregation in Pivot Tables
                                        1. Multi-level Columns in Pivot Tables
                                        2. crosstab() Function
                                          1. Frequency Tables
                                            1. Normalizing Cross-tabulations

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                                        9. Working with Time Series Data

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                                        11. Data Visualization

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