Snippets tagged “columns”
9 snippets use this tag.
- Convert list of dictionaries to a pandas DataFramePython
Here is an example of how to convert a list of dictionaries to a pandas DataFrame:
- Creating a Pandas DataFrame from a Numpy array: How do I specify the index column and column headers?Python
To create a Pandas DataFrame from a Numpy array and specify the index column and column headers, you can use the pd.DataFrame() constructor and pass in the Numpy array, as well as the index, columns parameters.
- Delete a column from a Pandas DataFramePython
You can delete a column from a Pandas DataFrame using the drop function.
- Extracting specific selected columns to new DataFrame as a copyPython
To create a new DataFrame with a subset of columns from an existing DataFrame, you can use the pandas library.
- Get a list from Pandas DataFrame column headersPython
You can use the DataFrame.columns attribute to access the column labels of a DataFrame as an Index object.
- How to change the order of DataFrame columns?Python
To change the order of columns in a Pandas DataFrame, you can use the DataFrame's "reindex" method and specify the new order of the columns.
- How to Display Unordered List in Two ColumnsHTML
In this snippet, we’re going to demonstrate how you can display an unordered list in two columns using either the CSS columns or column-count property.
- PHPExcel Column LoopPHP
To loop through columns in PHPExcel, you can use the following code snippet as an example:
- Renaming column names in PandasPython
To rename the column names of a Pandas DataFrame, you can use the DataFrame.rename() method.