For numbers with a decimal separator, by default Python uses float and Pandas uses numpy float64. Internally float types use a base 2 representation which is convenient for binary computers. Python's ...
Currently, when one wants to use a decimal datatype in Pandas, the only possibility is to use the decimal.Decimal standard-libary type. This is then an "object" column in the DataFrame. Arrow can ...
Physics and Python stuff. Most of the videos here are either adapted from class lectures or solving physics problems. I really like to use numerical calculations without all the fancy programming ...
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