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software:python [2019/10/05 01:20] – [Pandas/Geopandas] christian | software:python [2021/12/14 20:36] (current) – [Pandas/Geopandas] christian | ||
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==== Pandas/ | ==== Pandas/ | ||
- | * Invert a single column of a Pandas Dataframe: | + | * Invert a single column of a Pandas Dataframe: |
- | * Joining multiple overlapping column names from multiple dataframes: | + | * Joining multiple overlapping column names from multiple dataframes: |
- | * Cross-section indexing of a multi-indexed dataframe - using levels: | + | * Cross-section indexing of a multi-indexed dataframe - using levels: |
* [[https:// | * [[https:// | ||
- | * Going from a regular dataframe to geopandas data frame: | + | * Going from a regular dataframe to geopandas data frame: |
- | * Obtaining unique values for Multi-index levels: | + | * Obtaining unique values for Multi-index levels: |
- | + | * Drop a level of multi-index into a column: '' | |
+ | * Generating a column with conditional values based on an existing column [[https:// | ||