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989

Rating
1410.66 (4,536,054th)

Reputation
9,027 (17,178th)

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Title	Δ
Cut a variable differently based on another grouping variable	-0.10
Grouping of R dataframe by connected values	-1.31
Extracting multiple rows for each ID based on a condition	-0.90
find indices of values within tolerance range in R	-2.43
Ifelse condition over a mask	-2.44
Nested 'ifelse'-statement for quantiles	-2.02
Find string in data.frame	+0.79
Extract the first TRUE per row in logical matrix efficiently in R	-2.42
Extracting matched words from a string	-2.62
replace a vector of patter with another vector in R	0.00
I want to shift the value in a column for a particular row and shif...	-3.27
R - splitting a string one character after a space	-2.08
How do I access a member of a list within a data.frame based on a c...	-0.45
ifelse argument returns index of variable instead of variable value	0.00
Using runif in r	-2.54
conditional var count with different classes in R	+5.00
execute function on each value of a dataframe	+0.77
Concatenate strings by group with dplyr	-0.97
Extract respective upper and lower triangle's elements of matri...	-0.82
Exclude rows with the same variable in dataframe that have the same...	-2.86
How to delete duplicates but keep most recent data in R	+0.36
Split string containing ordered numbers in R	-2.66
Get access to the first row of a list in R	-1.87
Generating 5x5 matrix given a vector and 0's lined anti-diagona...	-1.66
how to select columns which share specific name in a data frame	+2.06
Merging two datasets	0.00
How to use data from every row to create a matrix by loop	-0.66
filtering dataframe with multiple condition	-0.62
Separate year from month in date format	+3.70
how do you subset data frame beteen times in R	-1.29
frequency count of multiple variables in R	-0.61
Increment a matrix based on another matrix of indices	-0.73
find the number of values within different range in each column	+0.74
Radix sort implementation in R	+4.81
Round sequence of numbers to chosen numbers	-2.72
Delete a row based on the first value of the group	-1.67
putting every 3rd row of a matrix in a new matrix	-1.42
Create all vector combinations summing up to a specific number in R	0.00
Parallel processing in R done wrong?	0.00
Column Name with the second highest value for each row	-3.01
How to transpose column and group at the same time	-2.91
Count Values in a column and add the result next to the column in a...	+5.02
creating repeated index in data.table	-3.02
Transpose a nested list	-1.05
R keep rows with at least one column greater than value	-0.83
Looping inside sqldf based on a vector	+4.95
R stack data frame by rows	-1.31
how to break a vector into subvectors in R	-1.90
how to create edgelist from vector in R	-2.66
split strings and rearrange a data frame	-1.54