StackRating

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

Quang Hoang

Rating
1649.33 (578th) 		Reputation
2,157 (78,028th)
Page: 1 ... 66 67 68 69 70 ... 98
Title Δ
Why does np.nan cast my column into float when I run series.replace -0.63
How to unstack column of dictionaies in pandas dataframe? -0.23
How to join two dataframes with overlapping time windows and matchi... 0.00
How to look for keywords in Pandas data frame column and assign a t... -0.13
Subtract values in column from values in other column if value in o... 0.00
NumPY floor or ceiling based on row number -1.10
Concatenate string in dataframe 0.00
Compute image pixel differences in efficient way +1.97
Vectorizing a dreadfully slow groupBy +2.45
Conditional Count over Columns with average calculations over results 0.00
Python - How to make a bar chart from csv file when the data is not... 0.00
Sort one array by another with duplicate values? +0.96
how to return all but one column of a 2d array? 0.00
What does the subset argument do in pandas.io.formats.style.Styler.... -2.32
convert column to string skipping np.NaNs 0.00
How can I show an Image in the same frame of a video in OpenCV ( Py... 0.00
Variable bins for each row in pandas dataframe 0.00
Padding and reshaping pandas dataframe -1.24
Do rolling mean in 2 different columns and make one column in Python +0.38
I get an error when I use boxplot from pandas with subplots +0.38
Append columns in a row if value is equal on dataframes merge +0.37
pandas dataframe columns to hierarchical data structure? 0.00
How to combine more than one count values? -0.10
How to select multiple columns by name that are not adjacent and co... +0.46
How do I create an (r,c,n) array by performing a function on each e... 0.00
Select rows where I want values in column to have multiple values -1.38
How we can apply pandas groupby to get expected output? -1.03
Converting Multiple Dummy Variables into one Column +0.59
Change color in RGB images +1.12
How can I vectorize this for loop below, where I need to set values... 0.00
Some array indexing in numpy 0.00
Get the financial year from a date in a pandas dataframe and add as... -0.37
Parse string push values in 2D Array +2.59
Matching two lists of nonequivalent length and appending matches to... 0.00
Python - plot numpy array with gaps in the data -0.12
Commutative Count in a groupby dataframe on other columns condition +1.02
plot dataframs based on rows values in python 0.00
Calculating Pandas Means from Row Numbers Given in Nested Numpy Array 0.00
Error saving files into google drive via google colab 0.00
Adding letters to numbers in Pandas column 0.00
Multiply dataframe's row non-NA values "element-wise"... -1.56
How to randomly select items from a numpy matrix (in a vectorized w... 0.00
How to create a repeated dataframe over time and map it to a list o... -2.64
Map values based off matched columns - Python +1.65
Broadcasting multi-dimensional array indices of the same shape -2.21
How to use pd.qcut in python to decile column for column values >... 0.00
Calculate the percentile rank of a value in a multi-dimensional arr... 0.00
How to set_xticklabels to corresponding "dates" column of... -0.46
In a pandas Dataframe how to change the acronym for month to number... +1.36
unite several dataframe columns into one in presence of empty or Na... +2.15