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Rating Stats for

Cole

Rating
1481.20 (4,492,109th) 		Reputation
471 (286,697th)
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Title Δ
Is there a way to keep common and uncommon data between two datafra... +0.76
How to group and summarise each data frame in a list of data frames -0.99
How to find the three closest (nearest) values within a vector? +1.91
How to do colsum and average on the same dataframe -0.48
R: reducing set to fixed size 0.00
Sum/count between two dates in R +1.78
How to calculate the slope of four points in R? -0.21
How do I fill time sequence based on start and end time in R? -1.44
create a matrix by seperating an existing matrix into groups(by fac... +1.77
Creating new vector that represents the count +4.48
Return original data set after top_n +1.51
if else inside for loop +4.29
For loop computations taking so much time -3.75
How to use R to identify twins, and then randomly select and remove... -1.30
How do I merge 3 variables in r into a single single variable +0.30
Why does code throw error when looped? My code works when I increme... +4.47
Parallel inner loop, sequential outer: can I make mcfork faster or... 0.00
Fastest way to expand a time series by specified time lengths in R 0.00
Using apply for calculating subscale and total scores across multip... +4.22
How to use non-standard evaluation NSE to evaluate arguments on dat... +3.57
How to set a function that makes operations between columns (within... -3.84
Make a list from a dataframe: column A are variables and column B a... -3.73
How to get every nth element from each group in a grouped data frame +2.45
R: Split and write very large data frame into slices -3.37
R - list of dataframes - calculate and add new rows -3.83
check if cells in data frame is identical to another column -3.96
How to do faster list-column operations inside data.table +3.76
"if" with two conditions errors +4.30
how create indicators vector crossponding to a column? +5.52
R dplyr collapse rows and assign a label representing a range of in... -3.11
How to test for list equality regardless of order? -1.38
Summarize values by group, but keep original data -1.66
Keeping some array elements fixed in R -2.42
repeating apply with different combination of cols -0.68
R Loop: Perform a Function for Every 3 Rows -1.41
R: A "tidy" version of a function is much slower than the... 0.00
Function applied in loop on two different dataframes +0.17
Updating raster values in foreach loops in R? (raster time-series N... 0.00
age groups into monthly buckets -2.32
equivalent of melt+reshape that splits on column names 0.00
Accumulating by date +4.24
Comparing exact values with many significant digits across columns +0.15
Need help finding a fast method to identify first non-missing obser... +4.29
Rolling count of distinct years -2.75
"recursive" self join in data.table +2.39
sample a lognormal distribution to an exact mean and sd -2.46
Is there an easy way to tell if many data frames stored in one list... +3.29
Weighted random sampling for Monte Carlo simulation in R 0.00
Is there a R package to assist in large data processing? +1.75
R fast way to read values from a matrix? 0.00