StackRating

An Elo-based rating system for Stack Overflow
Home   |   About   |   Stats and Analysis   |   Get a Badge
Rating Stats for

Alexander

Rating
1578.94 (3,105th) 		Reputation
58,513 (1,603rd)
Page: 1 ... 4 5 6 7 8 ... 42
Title Δ
how to create a dictionary with one index key column and multiple v... 0.00
compute all permutations of a list in a dataframe column -0.47
How to enumurate values from a list and then sum in a function? +0.43
How to create a new column based upon different boolean criteria fo... +0.46
how to efficiently do feature engineering using loop in python? +0.37
Order values horizontally within a group. Pandas 0.00
How to avoid using for loops to create a conditional new column for... -1.42
How to calculate Volume Weighted Average Price (VWAP) using a panda... +0.45
Python: How to remove rows where multiple columns have equal values? -0.02
Conda broken after `conda install python=3.6` 0.00
searching a dictionary to find key value -0.74
Python group by one column and calculate percentage of another column -0.73
Creating a column based on the presence of part of a string in mult... +2.42
How to clean a pandas DataFrame -0.96
Report difference/change in values between two dataFrames of identi... -0.44
How to use Pandas groupby week when the week number spans more than... +2.50
How get name of prev months short from or full form numbers in pyth... -0.20
Concatenating columns to DataFrame using Python Pandas -0.04
Creating a Dataframe of Proportions 0.00
Sort list of urls by datetime path component +1.82
How do I Sum, Average, count groupbys and Standard Deviate the same... 0.00
How do I operate on a DataFrame with a Series for every column -1.35
Relative frequency from dataframe with 3 columns of raw data? +0.01
Multiplying columns with NULL values -1.41
python filter a list of dict to return a single dict +0.44
What's the most efficient data structure to find the max of one... +0.41
Using a loop to generate lists by column of a pd.dataframe -0.54
Change days to just represent integers in pandas dataframe -1.65
How to fetch a specific column from multiple CSV files with pandas 0.00
How to convert all columns in Pandas DataFrame to 'object'... +0.25
Given a DatetimeIndex and a collection of datetime-aware records, h... +0.46
How to filter out duplicate rows on a certain dataframe column -1.47
Python *args returns tuple rather than pandas dataframes +2.44
Python: count overall elements in list of lists -0.05
Python3: Comparing a specific pair of keys and values between two d... +0.08
Just create a column with all days of one month - with pandas +2.01
Check if a value exists using multiple conditions within group in p... -1.74
Optimal way of Reshaping Pandas Dataframe +0.76
Python multiple lists of different lengths, averages and standard d... -1.48
How to change categorical (consists both alphabet and numbers) into... +0.00
Any way I can shorten the length of this date without having to run... +0.46
Checking condition in future rows in pandas with group by -1.39
How to replace specific character in pandas column with null? -0.37
Python Changing List in Dictionary Changes All Lists (no other solu... -0.29
A question about python's JSON/dict conversion +2.28
Python pandas dataframe: How to count and show the number of missin... -0.14
How to create new column conditional on existing columns in pandas... -0.63
Compute yhat for OLS Regression 0.00
One line for loop to multiple lines python 0.00
How can I use sklearn label encoder and apply to my dataframe direc... +0.45