pandas dataframe replace nan with 0 code example

Example 1: replace nan in pandas

df['DataFrame Column'] = df['DataFrame Column'].fillna(0)

Example 2: how to replace nan with 0 in pandas

df['product']=df['product'].fillna(0)
df['context']=df['context'].fillna(0)
df

Example 3: pandas replace nan

data["Gender"].fillna("No Gender", inplace = True)

Example 4: replace "-" for nan in dataframe

df.replace(np.nan,0)

Example 5: replace error with nan pandas

df['workclass'].replace('?', np.NaN)