Questions tagged as 'dataframe'

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How to create dataframe in pandas from series with dictionaries?

In Python3 and pandas I have a series with lists. In each line of the series there is a list, with dictionaries inside. It was obtained from a file: import pandas as pd geral = pd.read_csv("mandados_12_abr_2018_RJ.csv",sep=';',encoding = 'lat...
asked by 13.04.2018 / 14:53
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Reading of pdf via R

I need to convert the PDF data below into a data frame: link Doing a search for the How to Read PDF Data in the R . I had some problems installing the package, but I managed to make it work in RStudio after all. But the result was not sati...
asked by 19.03.2018 / 19:24
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How to determine the maximum value of one column for a range of data in another column?

I need to determine the maximum monthly flows, however I'm not able to reorder columns in date term and flows as column data.     
asked by 17.02.2018 / 20:46