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Cole

Rating
1481.20 (4,492,109th) 		Reputation
471 (286,697th)
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Title Δ
seek any true in a column from a list of data frames in R +0.37
How to concatenate multiple column values based on a matrix in R -1.58
Generate new variable with conditional means and NA's -1.06
how to dynamically calculate row values in data.table, avoiding FOR... 0.00
Select data.table values based on a vector of column indexes +0.52
How would I inverse the binary digits (0 and 1) of a matrix in R? +1.42
How to implement conditional search to upper direction from each ro... -0.87
Return counts of matches and unique items for all pairwise comparis... +0.45
Processing a data frame in r by subgroup: is it possible to get rid... -1.60
How to store output of a loop when resampling of parameter values f... -0.77
How to go from multidimensional array to one dimension maintaining... 0.00
Find frequencies of all factor combinations of all column combinati... +0.04
Conditional update similar to SQL -0.32
How to overlay 3 functions on one plot using R -0.95
average rows and columns across multiple data frames 0.00
Improve efficiency of fitting many models -1.10
create data table by cartesian product (type) of vectors -1.84
How can I create submatrices +0.53
How to split a data frame into sub data frames of unequal size in a... -0.48
what is the most efficient way to find the most common value in a v... -0.41
How to make a frequency table by class +2.19
Calculating across multiple large dataframes in R 0.00
Calculating the minor allele frequency from a gds file? 0.00
Aggregate randomly sampled columns for iteratively larger bin sizes -1.86
R - merging two tables and calculating transfers between variable -1.63
How to select all non-null columns? +0.11
How to convert a list with different length element to a dataframe -0.55
Build a fake course catalog -1.78
build a network edge table from a sparse table 0.00
For loop for matrix operations -0.22
lapply with optional function argument and optional vector arguments +0.49
Randomly generate genomic positions with constraint on number of mu... 0.00
Is there a faster method for making paired comparisons than expand.... +2.28
Extract top 10 values by group with groups on the y axis of a table -0.44
Count values per rows in a data frame R +0.50
split columns by character in list of data frames -0.83
Applying a custom function repeatedly to same dataframe using purrr -0.50
Count Trailing and Leading NA for each vector +0.86
Covert a multi level nested list with unequal length to a dataframe 0.00
How to insert blank space on x-axis in boxplot using ggplot /R? +0.56
double sum calculation, what is the most efficient approach? -0.47
Select rows in dataframe conditional on a switching boolean variabl... +0.49
Looping through a sub list, where the "sub sub" list stay... 0.00
Shifting the last non-NA value by id 0.00
data.table R: instants in which two events occur within a specific... -2.13
how to fill NA with 2 columns -1.06
applying a dist function rowise in custom function 0.00
Modying R data frame based on two columns -1.56
Multiple function for the same data in r 0.00
Moving objects of a list to another list 0.00