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ThomasIsCoding

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1498.73 (3,826,018th) 		Reputation
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How to find the mean for all the columns with one condition for col... +0.97
Count the number os individuals in a panel and how many times they... 0.00
Rolling over function with 2 vector arguments +0.11
Matrix multiplication Error: non-conformable arguments. Im wonderin... +2.33
Loop not working and not raising any error in R -1.77
Sum NA across specific columns in R +0.32
Fill values in column according to row type -0.66
How to create a subset of groups that have full consecutive months -0.94
Match Row Values with Column Names using R +0.51
Replace NA by value from same data table with matching category in... +0.85
Apply function to list of dataframes and columns matching pattern 0.00
product of all columns in a data frame in R -1.76
Extracting one value of a group to new column -1.83
Add new column to dataframe depending on upper limit +0.65
Split strings into individual charaters, count number of times each... -0.80
How to handle NAs while assigning values 0.00
How to replace vector elements based on their positions at a list? 0.00
Dividing each row by the previous one in R +2.54
Calculating the distance between 2 positions in R 0.00
How to split a string into regular intervals in R? -1.03
how to create a multiple-dim list like this DATA<-list(list(list... -0.27
Compare strings in two columns in r -1.75
Create ID within a group by two factors -1.77
How to set column value to last positive integer -0.63
Convert dataframe to Multi-dimensional array - R +1.52
integrating the square of probability density? -0.35
r - Find all combinations excluding those from the same group -2.00
n-Concatenation of a vector of length N (n divides N) without loopi... -1.21
clock-wise 90-degree rotation of matrix 0.00
How do I make this function in R? +0.50
Join 2 data frames by columns when the nr of observations are diffe... -1.73
Changing column to factor changes the string in the column +2.33
R Loop random normal distribution -1.51
Function that checks multiple combinations of operations between co... 0.00
Best way to unmelt dataframe in r -1.71
Calculate s = 1 / sin1 + 1 / (sin1 + sin2) + ... 1 / sin (1 + .. n) 0.00
find a subset using lapply/apply in a data frame +1.62
In R, How to apply if statement in matrix +2.42
How to remove first 10% and last 10% value of data in R +0.02
Error in if (a[i][j] > 4) { : missing value where TRUE/FALSE nee... +0.30
Multiplication in R of specific portion of a dataframe +0.41
Is there a function in R that allows you to create a new row with i... +0.45
How to label the mean and three standard deviations on Normal Curve... +2.05
Pivot longer with multiple variables in columns -1.70
Finding specific elements in lists +1.23
Transform dataframes columns names in a specific way +0.28
How to change colnames based on name of the list? -1.32
How to merge data frame by picking up selected values based on some... +0.23
compact list object in a tidy dataframe R 0.00
R Limitation? A + B - A = B 0.00