StackRating

An Elo-based rating system for Stack Overflow

Home | About | Stats and Analysis | Get a Badge

Rating Stats for

Grzegorz Skibinski

Rating
1512.14 (56,943rd)

Reputation
775 (191,338th)

Page: 1 ... 4 5 6 7 8 ... 16

Title	Δ
Count number of DataFrame rows which contains all of the values fro...	-0.76
Failed to count occurrence of values in dataFrame based on few colu...	0.00
Add a character in a string inside a column dataframe	+1.48
Multiple levels of aggregation	0.00
What is the best way to find postion (i, j) of 1's in matrix of...	0.00
Create every possible string combination by the abc	+2.93
Use spark function result as input of another function	-0.50
Why I am getting matrices are not aligned error for DataFrame dot f...	0.00
Finding the word immediately after a character with regular express...	-1.38
Stripping whitespace in-between characters and stopping user input...	+0.92
Pandas: split a row to two or more rows when applying a row-wise fu...	+0.85
groupby and stack column into a single column	+1.54
Compare list item with a dictionary key and print out the value of...	+1.00
Loop through a dictionary with multiple values of a custom class?	+1.93
How to multiply values inside a nested list	+0.02
Divide an element in a list with every other element in the list	+0.91
What is the most Pythonic way of filling left-NaN's only with z...	+0.01
How to access columns in a dataframe having name with special chara...	+0.00
Is it possible to create a easy dictonary only one line?	-0.03
Convert structured numpy array (containing sub-arrays) to pandas da...	-0.45
how I can split the lines of the dataframe, consider "\ n"...	+0.49
Indexing through a string to grab all the letters after numbers app...	0.00
Evaluate based on Truth value of other rows	+0.51
How to add value to a pandas dataframe column by row depending a ke...	-0.93
Select columns of a matrix out of rows indexes contained in an array	0.00
Pandas Dataframe to find sum of difference local max and min	-1.89
Python DataFrame count how many different elements	+0.86
Transform the content of string columns following a pattern in a Pa...	0.00
Merge NaN rows in pandas without losing cell values	0.00
pandas don't overwrite column fields when use str.extract	0.00
Create a column in pandas dataframe based on 1st row of each group	0.00
Drop duplicates based on a column, if another column does not conta...	0.00
Filling in empty values in dataframe column having values like 40-4...	+1.54
Combining sets of columns using pandas	+1.81
Find substring with maximum number of occurences	0.00
Determine if two arrays are a rotated version of each other	+0.94
Flooring to nearest multiple of 0.2 in numpy?	+2.36
difference between rows with pandas data frame	0.00
Python - how to put some elements of array to other arrays based on...	-0.43
Returning multiple columns from a single pyspark dataframe	-1.82
stream difference between column A and B aggregated by column C and D	0.00
I want to add a column in my Data Frame according to some condition	-0.48
Indentation problems 3.7	0.00
Find entries that do not match between columns and iterate through...	+1.49
Pandas dataframe change value according to condition from another f...	0.00
how to iterate over 2 data frames for column.length - 1	+0.51
list operations for getting common elements in python	+1.23
How to split python3 List?	+0.24
Select two or more consecutive rows based on a criteria using python	+0.51
numpy maximum element axis = 1 gives Deprecation warning	0.00