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onyambu

Rating
1564.02 (4,907th)
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16,052 (8,712th)
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Title Δ
Count number of events in the previous time period +1.79
How can you delete similar characters at the same positions in 2 st... +0.43
A function that changes a given date to the same day and month in a... -1.99
regex strsplit expression in R so it only applies once to the first... -0.49
R function for finding sum of intervals in a vector mysteriously re... -0.15
How to group by multiple values in a function with dplyr -0.60
How does convolution work in stats::filter 0.00
Count the no of occurence of a each string and print the eac number... -0.11
Changing the conditions to replace elements in a vector +1.44
Is there a way to replace a value of a variable in row of if a cert... -1.85
Access named nested list elements with string name in R +0.98
How to change a R table from long to wide with dates as well? -1.87
Reshape a dataframe continaing nominal data where value becomes col... 0.00
R- Remove several rows based on a value +1.84
Find nearest number to specific word using regex in R +2.14
How to rbind() only the columns with similar yet different names of... 0.00
how to remove everything but letters, numbers and ! ? . ; , @ '... 0.00
Is there a way to convert a single column from military time to sta... 0.00
Using re.findall to create a new column in a dataframe without brac... +0.46
How to extract multiple time from same string in Python? -0.03
Splitting a string with character, symbols and numbers in python 0.00
Converting All Redundant Floats in a String to Integers +1.17
Converting edgelist (occurance) to incidence matrix for social netw... 0.00
data.table: How do I pass a character vector to a function get data... -2.13
Creating two new columns and removing the source column +0.46
How to sum df when it contains characters? +1.99
Importing and merging files in loop 0.00
List of strings to binary matrix +1.45
Is there a way to dplyr (tidyverse) map my dataset, find columns en... -0.05
Get all combinations for a dynamic length of elements to select 0.00
Last observation carried forward conditional on value and colums +0.48
Replacing nested list using a vector of names of depths as an index +1.71
reshape from long to wide of non-categorical values +2.62
Calculation of consecutive means and percentiles +0.46
How to convert list of strings in .txt file into a dataframe +0.18
dplyr::if_else - check for condition and insert NA as part of the e... +2.34
Find first occurence in a list if it contains a substring from anot... 0.00
Python equivalent to dplyr's summarize 0.00
How to take items in an index as columns in pandas +1.02
Flatten Column Variables to Yes/No in R and dplyr +2.38
Create dictionary with count of values from list -0.02
R stats::step function with forward direction param is not optimizi... +1.91
Using mutate_at to create new column using multiple other columns i... -1.12
Group by values of string and keeping a count on the number of grou... 0.00
Select the last one value among the columns in r -1.87
R - counts corresponding to complex conditions including strings +0.48
I want to reorganize my dataframe by crate new rows with different... -1.89
Reformat dataframe in R -1.97
How do you alphabetize a dictionary? -1.89
How to convert "heading" rows into new columns +1.50