Cheng Nie

Population at 9-digit zip code?

3

It's claimed [here](http://geomancer.io/geographies#zip_9) that the population is available at 9-digit zip code level. However, when you click on the census report and being directed to [here](http://censusreporter.org/tables/B01003/). You can only retrieve...

Similar errors exist for plots in other chapters too. I found the solution to be here: http://stackoverflow.com/questions/33995707/attributeerror-unknown-property-color-cycle --- AttributeError Traceback (most recent call last) in () ----> 1 fixed_df['Berri 1'].plot()...

Python implementation of cal_mu, cal_s, and cal_ind_choice_prob

1

The C implementation and parallelization speed up the running a lot, but changing the C code is an intimidating task since I am not familiar with C any more. Do...