Why Pandas fillna method does not work with pd.NA values? Question: According to the reference page of Pandas.DataFrame.fillna, all NA/NaN values are filled using the specified method. However, in presence of pd.NA values it does not work. As you can see in the following code block in fact, if I want to replace missing booleans …
fill out NA value with the same code char in the same group Question: I have this dataset. I would like to fill out NA value with the same code char in the same group. in this example the first NA will be S, and the second one will be F Thank you, df = …
pandas replace all nan values of a column with regex on another column Question: So i have this dataset below which has some nan values on "a" column. I need to replace only the nan values of column "a" applying a regex on rows of column b and count the number of hashtags on its …
How do I select certain columns from Python? Question: I must be doing a very basic mistake. I am trying to select only certain columns from a dataframe, dropping the na rows. I also am supposed to reset the row index after removing the rows. This is what my dataset looks like CRIM ZN INDUS …
Removing N/A from table in Python with none – 'NoneType' object has no attribute 'where' Question: I have a table in python with multiple columns with N/A and i want to replace those with None or blank if possible. I have tried many ways but i got all the time this message : ‘NoneType’ object …
