StackRating

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

Michael Szczesny

Rating
1501.26 (403,785th) 		Reputation
1,945 (86,076th)
Page: 1 2 3 4
Title Δ
get rows based on a condition and separate them into subsets -1.35
create a 3D matrix from 4 columns of a Dataframe 0.00
pandas: calculate diffs between rows 0.00
Python pandas - Groupby + Conditional count of cells values 0.00
Python: Return max 8 value random by array 2-D +0.42
python apply relativedelta to a column of dates 0.00
Calculate similarity between rows of a dataframe (count values in c... 0.00
Sum of column values based on a condition in pandas 0.00
Subtract from every value in a DataFrame -0.09
Dynamic python module import and numba 0.00
Pandas: Separate two columns with missing separator +1.96
Transform a Pandas Series into a Dataframe with a for loop -0.75
Pandas column of variable length numpy arrays, create new arrays ba... 0.00
Python map data frame to dict 0.00
Python Pandas: groupby one column, aggregate in only one other colu... -1.05
convert math equation to python 0.00
Update row value with column name if condition is met 0.00
convert linspace array to 1d array on python -2.00
Looping through Numpy array and slicing +0.50
convert numpy array to integer array 0.00
I want to be able to run some stats on a dataframe. Using a pandas... 0.00
Rename pandas dataframe column name based on a list 0.00
How to transpose multiple columns to be in one column in python -1.41
Python append versus concat with multiple files in a "For Loop... 0.00
Is there a way to create an image from list of lists of tuples cont... 0.00
Python: faster 2D array generation with Numpy 0.00
How to select values from Numpy array based on fuzzy conditions? 0.00
How to filter pandas dataframe between a negative and a positive va... -0.53
Plot Pandas timeseries cumulative number of unique occurences in co... 0.00
List comprehension to get rows that contain matching values from 2... 0.00
Apply ewm function on Pandas groupby 0.00
Add values from Pandas row to dictionary 0.00
How Can I drop a column if the last row is nan -0.43
Merge dataframes -0.09
How do I compare a .txt to another and return what is not in it? -2.02
Looping over columns in Pandas +0.83
Count rows with multiple criteria in pandas 0.00
How to combine groupby, rolling and multiple columns' creation... 0.00
How to find maximum of previous x elements using numpy -2.04
Pandas dataframe conditional cumulative sum based on date range 0.00
Grouping data and find sum +1.69
What is the fastest way to find the group by max in a column in a P... -0.18
pandas dataframe: Integrate over time gives weird results +3.74
How to combine (comma-separated) row values in a single column in p... 0.00
Concatenating two DataFrames but only for common values in Python +0.13
How to group by multiple column values in pandas and apply a ifelse... 0.00
Skip two or more than two iterations in a for loop -2.92
Pandas sort by two column values -2.67
Shifting and reverting multiple rows in pandas dataframe +5.31
Pandas Dataframe from stacked json files - Speed issue 0.00