joris

top accounts reputation activity subscriptions

Secondary axis with twinx(): how to add to legend

python matplotlib legend axis twinx asked Mar 30, 2011 at 10:10

stackoverflow.com

167 votes

Convert pandas timezone-aware DateTimeIndex to naive timestamp, but in certain timezone

python pandas datetime timezone asked May 18, 2013 at 20:51

stackoverflow.com

57 votes

Convert structured array to regular NumPy array

python numpy recarray asked May 10, 2011 at 22:49

stackoverflow.com

22 votes

KeyError when plotting a sliced pandas dataframe with datetimes

python pandas numpy matplotlib asked Sep 13, 2012 at 12:23

stackoverflow.com

18 votes

How to specify the number of threads/processes for the default dask scheduler

python dask asked Nov 15, 2016 at 23:28

stackoverflow.com

15 votes

Adding a field to a structured numpy array (2)

python numpy recarray asked Mar 13, 2011 at 10:16

stackoverflow.com

13 votes

Plotting dates with sharex=True leads to ValueError: ordinal must be >= 1

python numpy matplotlib asked Nov 24, 2012 at 9:14

stackoverflow.com

12 votes

Pandas plot function ignores timezone of timeseries

python pandas asked Oct 23, 2012 at 12:27

stackoverflow.com

11 votes

Shortcut to change Launcher 'Hide' setting

unity compiz launcher asked May 8, 2011 at 11:12

askubuntu.com

8 votes

How do I stop Unity from starting windows maximised?

unity asked May 1, 2011 at 23:03

askubuntu.com

Top Answers

1619

Convert list of dictionaries to a pandas DataFrame

stackoverflow.com

1095

How do I count the NaN values in a column in pandas DataFrame?

stackoverflow.com

396

How to plot multiple dataframes in subplots

stackoverflow.com

389

How to loop over grouped Pandas dataframe?

stackoverflow.com

344

Split / Explode a column of dictionaries into separate columns with pandas

stackoverflow.com

293

How to "select distinct" across multiple data frame columns in pandas?

stackoverflow.com

269

Print very long string completely in pandas dataframe

stackoverflow.com

264

Update index after sorting data-frame

stackoverflow.com

258

How to pass another entire column as argument to pandas fillna()

stackoverflow.com

254

How can I split a column of tuples in a Pandas dataframe?

stackoverflow.com

239

How to write DataFrame to postgres table

stackoverflow.com

232

Convert categorical data in pandas dataframe

stackoverflow.com

225

pandas groupby, then sort within groups

stackoverflow.com

214

How to convert a dataframe to a dictionary

stackoverflow.com

203

Convert pandas timezone-aware DateTimeIndex to naive timestamp, but in certain timezone

stackoverflow.com

142

How to use python numpy.savetxt to write strings and float number to an ASCII file?

stackoverflow.com

141

How to merge two dataframes side-by-side?

stackoverflow.com

131

Matplotlib/Pandas error using histogram

stackoverflow.com

129

How to repeat a Pandas DataFrame?

stackoverflow.com

128

Pandas read_sql with parameters

stackoverflow.com

111

Return Pandas dataframe from PostgreSQL query with sqlalchemy

stackoverflow.com

109

Drop multiple columns in pandas

stackoverflow.com

102

Normalizing pandas DataFrame rows by their sums

stackoverflow.com

Pandas convert a column of list to dummies

stackoverflow.com

Shuffle DataFrame rows

stackoverflow.com

Why is pandas.to_datetime slow for non standard time format such as '2014/12/31'

stackoverflow.com

Create new columns and fill with calculated values from same dataframe

stackoverflow.com

How to create a scatter plot legend with only one symbol for each label?

stackoverflow.com

Get data from pandas into a SQL server with PYODBC

stackoverflow.com

What are the most common Python docstring formats?

stackoverflow.com