Listed below are codes for some useful operations on Pandas DataFrame:
- Renaming Columns in Pandas
- Deleting Columns from pandas DataFrame
- Adding new Column to existing DataFrame
- Add one Row in a pandas.DataFrame
- Changing the order of DataFrame Columns
- Changing data type of Columns
- Getting a list of the column headers from a DataFrame
- Converting list of dictionaries to DataFrame
- Getting row count of pandas DataFrame
- Most efficient way to loop through DataFrames
- Deleting DataFrame row based on column value
- Dropping a list of rows from Pandas DataFrame
Ujjwal Karn's blog 
Very useful snippets.. Thank you.
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