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nicola

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1614.76 (1,256th)
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19,107 (7,224th)
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Extract name from email using regex in R -1.62
Create a matrix by comparing differently sized vectors (without a f... +2.08
How to run script which is saved in my R session using Paste function 0.00
R changing NA to a level in a vector +0.44
How to convert column values to rows for each unique value in a dat... -0.74
R. Why is the output data becoming ranks of the data instead of the... 0.00
How do I order an R data frame based on request id and previous req... -0.83
How to lookup values in R +0.43
How to split a string between two character into sub groups in R +0.54
'Discretize' a continuous variable - but not 'factorize... -0.37
JRI return code 10 -0.06
Create a data.frame with on the fly variable name and value 0.00
r add columns in df1 with count of rows in df2 (conditional) -0.31
Create an Expanding Matrix in R 0.00
dplyr: Create a new variable as a function of all existing variable... 0.00
How to extract keywords from Google search results page URL? -1.23
Subset data frames inside of a list based on column classes -0.97
Extracting hashtags from twitter - string in R error +1.49
R Shiny - how to make multiple level array in select input? 0.00
R - How to show progress in nested loops? 0.00
R - Convert various dummy/logical variables into a single categoric... +1.13
Converting columns into rows without specifying the column names -1.20
From base extract regex match from character vector +0.99
Expand data frame into combinations of row pairs +1.50
Check if there are list elements different from character(0) -0.04
How to construct and add to a data frame with named columns? 0.00
how to split one row into multiple rows in R 0.00
Add a row made of 0 for each identifier in a large database -1.36
replacing NA with value in adjacent column in R +1.44
Using "apply" to apply a function to a matrix where param... +0.11
Group data into small chunk (big data issue) 0.00
Extracting Text in R from checkbox sort of format 0.00
R - How to avoid loop in list of files 0.00
Get all R code which is run when running -1.45
How to access this element in RStudio 0.00
Randomly Sample entries of a matrix and return the (Row, Column) In... +1.51
Is it possible to use an object(vector/DataFrame) defined in C# to... 0.00
read.csv() in R with all character columns and one numeric column +0.27
which(vector1 < vector2) +1.66
Colmeans in a dataframe by factor variable -0.52
Finding the max number of occurrences from the available result +0.14
How keep the only portions of the word/string withing two delimiter? 0.00
R compare multiple values with vector and return vector +2.06
How to divide one column in to multiple columns by other variables... -0.57
sum of independent rows of a data frame in an escalating way +0.35
Vectorising a for loop containing a which statement and a function +0.79
replacing loops when comparing multidimensional arrays 0.00
Filter factor levels in R using dplyr 0.00
Creating a 100K*100K (10 billion element) sparse matrix in R 0.00
R : Taking sum of row on a condition in a loop 0.00