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ThomasIsCoding

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1498.73 (3,826,018th) 		Reputation
43 (1,121,033rd)
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Multiply two lists of different length in R +1.90
group two variables(in rows) in R to create one variable -2.13
fill in NA values for multiple columns in 1 df based on values from... +2.04
How to create a function with a range in R? 0.00
Selecting the first positive event +1.35
How to change values of a vector according to the values of another... +0.19
R: Splitting up strings "pairwise" into a variable number... +0.16
Stacking datasets -0.07
R: combine content multiple rows of column X based on ID in column Y +1.21
splitting vector by a last element in each group +1.97
substring() with () in the vector +0.34
Subset panel data with more than one match for a criteria over mult... -1.53
How to remove values from one df based on the second df -0.05
How to combine two dataframes columns containing differing number o... 0.00
rename data frame columns based on text in another list +2.23
Find a last index of certain value 0.00
Add a column of values to a df based on matches to another df -0.25
R - Group by, then iterate through group and extract original colum... -0.02
lapply to sum columns of many data frames +1.90
Euclidean Distances between rows of two data frames in R +0.50
R: How to reshape to wide based on multiple columns +0.09
Summarize and subtract with NA -1.59
How can I create a list of classes including zero-counts from data? +0.52
r: How to merge groups from two seperate dataframes only if they ha... -0.69
By ID, Identify Highest Value, then assign that to all sharing ID +1.29
Listing all integer compositions in R 0.00
Rearranging rows and columns + using mean score in R -2.03
Reshaping data and generating IDs with column in R +2.62
How to turn a list with multiple number per line into a dataframe i... +2.28
Create new column based on factor and numeric data -0.23
How to shuffle values in a matrix or data frame so that each value... 0.00
How to create dummy variable by subsetting with two conditions +0.48
How convert numeric value to date in R (same as Short date in excel)? -0.05
Vectors with sigma notation (R) +0.49
How to compute the mean of a list of matrices in R -1.86
splitting a number(int) within a column in DF into 4 new columns R -0.70
Expectation using R -1.43
How to replace values in a dataframe() based on corresponding value... -1.40
Remove data rows if sum is less than X for two conditions in R +1.96
Combining rows into one row with multiple columns of data R -0.25
Mutate new column based on different datasets +1.90
Spreading a character string by \n and putting dates as the observa... -0.68
How to Reshape Long to Wide While Preserving Some Variables in R +0.32
Match missing value in a data frame to another value -2.05
Contingency table from a 2x3 dataframe in r +1.97
Sorting and printing largest value and associated row name in R table +1.75
Network with three-dimensional edgelist? +0.11
R: take different variables from a row and make column header +0.05
Piecewise Function Help in R -0.02
Splitting values in different columns in R +2.07