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ThomasIsCoding

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1498.73 (3,826,018th) 		Reputation
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Title Δ
Converting Names into Identification Codes in different columns in R +2.61
splitting dates in R -0.21
calling matrix elements in a for loop in R +0.52
loop to fill matrix after certain frequency 0.00
Concatenating Rows or columns of a dataframe +2.13
How to concatenate rows based on group as quickly as possible +1.75
How to divide each value in a matrix with the max value of the corr... +1.69
R data.frame columns into single list +1.49
r - Filter all entries showing two different factor values on commo... -1.20
Ignoring NA (missing values) -0.88
Find rows with the longest matching string +0.25
How to replace regex with digit in dataframe -0.26
Writing a function to return the nth group of numbers in a phone nu... +1.67
Extend numerical series in data frame -1.86
Creating a probability matrix with its label matrix 0.00
Extract string from Given vector string in R +0.58
Simplifying an R function with many variables 0.00
Change names of lists in list 0.00
R optim() constraint optimization does not find the first best +0.56
R: How to tell where in a word a repeating letters appears in order... +0.51
how to save all terms in Fibonacci sequence till `n` +2.31
How to calculate a slope of lines by factor 0.00
Delete row duplicates in a dataframe according to a column -1.80
Count iterations -0.43
Custom function with vectors and matrixes in R 0.00
How to get square-root of negative number, e.g., sqrt(-3)? 0.00
How to retrieve values from a column corresponding to the max value... +1.09
Subset data by Year from period column +1.39
Form a sentence from words and their frequency +1.61
Replace values in one matrix with values from another -0.89
Generate random numbers less then column values +2.48
How do you find unknowns inside distribution functions in R? 0.00
Making string variables with paste() in R +0.18
R: fastest way to set up matrix of integrals? 0.00
apply function to each element of a list nested r +0.19
How to eliminate an "[" from a column? 0.00
Extract every 11 rows from data frame +0.99
Change values of a vector to 0 and 1 +0.63
Getting the wanted value across two columns in R -1.79
Remove and replace patterns in strting +1.17
R: Setting parameters of a function by composing it with another fu... -0.62
Duplicate rows added +0.58
Rename dates files with R +0.55
R: Indexing a matrix by a vector with individual indices for each r... -1.75
Generate random numbers in R satisfying constraints -0.95
How to concatenate number arrays with "±" string? -1.31
Find max value within a data frame interval +0.63
Collapse values by group -1.78
How to remove first few characters from R column values? -1.50
filter all rows smaller than x with all following values also small... -1.61