# Data Wrangling

- [Command Line mode for faster and more flexible data interaction in Exploratory](/data-wrangling/command-mode.md)
- [Select / Remove Columns](/data-wrangling/select.md)
- [Reorder Columns](/data-wrangling/reorder.md)
- [Create New Calculation](/data-wrangling/mutate.md)
- [Create New Calculation for Multiple Columns](/data-wrangling/mutate_at.md)
- [Summarize (Aggregate)](/data-wrangling/summarize.md)
- [Group](/data-wrangling/group.md)
- [Filter](/data-wrangling/filter.md)
- [Rename](/data-wrangling/rename.md)
- [Arrange (Sort)](/data-wrangling/arrange.md)
- [Top / Bottom N](/data-wrangling/top_n.md)
- [Join](/data-wrangling/join.md)
- [Merge](/data-wrangling/merge.md)
- [Gather](/data-wrangling/gather.md)
- [Spread](/data-wrangling/spread.md)
- [Pivot](/data-wrangling/pivot.md)
- [Expand](/data-wrangling/expand.md)
- [Complete](/data-wrangling/complete.md)
- [Separate](/data-wrangling/separate.md)
- [Unite](/data-wrangling/unite.md)
- [Bind Rows](/data-wrangling/bind_rows.md)
- [Bind Columns](/data-wrangling/bind_columns.md)
- [Keep Only Unique Rows](/data-wrangling/distinct.md)
- [Keep Only Duplicated Rows](/data-wrangling/get_dupes.md)
- [Slice](/data-wrangling/slice.md)
- [Drop NA](/data-wrangling/drop_na.md)
- [Sample](/data-wrangling/sample.md)
- [Impute NA](/data-wrangling/impute_na.md)
- [Fill](/data-wrangling/fill.md)
- [Create Buckets](/data-wrangling/buckets.md)
- [Assign New Values to Existing Values - Recode](/data-wrangling/recode.md)
- [Assign New Values by Setting Conditions - Case When](/data-wrangling/case_when.md)
- [Work with Categories](/data-wrangling/categories.md)
- [Data Type Conversion](/data-wrangling/type-convert.md)
- [Row as header](/data-wrangling/row_as_header.md)
- [Ungroup](/data-wrangling/ungroup.md)
- [Unnest](/data-wrangling/unnest.md)
- [Separate List Items into Columns (Unnest Wider)](/data-wrangling/unnest_wider.md)
- [Separate List Items into Rows (Unnest Longer)](/data-wrangling/unnest_longer.md)
- [Separate Address (Japan)](/data-wrangling/separate-japanese-address.md)
- [Hoist](/data-wrangling/hoist.md)
- [Remove Empty Rows](/data-wrangling/remove_empty_rows.md)
- [Remove Empty Columns](/data-wrangling/remove_empty_cols.md)
- [Clean Column Names](/data-wrangling/clean_names.md)
- [Window Calculation](/data-wrangling/window-calculation.md)
- [Window Calculation (日本語)](/data-wrangling/window-calculation_ja.md)
- [Add Row](/data-wrangling/add_row.md)
- [Text Wrangling](/data-wrangling/text_wrangling.md)
- [Regular Expression Cheat Sheet](/data-wrangling/regular_expression.md)
- [Regular Expression Cheat Sheet (日本語)](/data-wrangling/regular_expression_ja.md)