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GKi

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1579.67 (3,032nd) 		Reputation
21 (1,597,384th)
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Title Δ
cumsum and product based on Unique ID 0.00
Duplicate first occurence of string into column of data frame 0.00
Count the amount of bigrams in sentences in a dataframe 0.00
Check condition row wise for a number of columns 0.00
Input `typ` can't be recycled to size in R 0.00
How to iteratively match word sequences 0.00
convert character to numeric values (with 2 types of numeric values... 0.00
Split Folders and sub folder to Data Frame in R 0.00
Conditional sum grouped by date in R 0.00
Replace cells in a column of dataframe with NA if the column name e... 0.00
How can I fill NA-values in a data frame column based on the values... 0.00
R data.table weird value/reference semantics 0.00
R data.table weird value/reference semantics 0.00
How to add two matrix with different dimensions 0.00
Changing the position of a particular value in a vector 0.00
How to count the number of unique values efficiently in a repeated... 0.00
How to collapse Table while ignore a specific value in R? 0.00
How to move NA to the top of the column of an R data.frame? 0.00
Nearest "n" rolling join in R data table -1.96
Check if matrix in a matrix -0.03
Create a new column with letters following the number of rows +0.43
subsetting the both negative and positive values in a column in R 0.00
Check if vector in a matrix +1.93
Assign min and max value to each Category without grouping by Categ... -0.38
Add column inside named matrix +1.21
R find the index of the maximum value across columns of a dataframe 0.00
How to merge all dataframe columns into a single one in R +0.43
Conditional string concatenate +0.19
create data frame with columns being unique values in other data fr... -1.38
Determine the weighted mean of different columns in a data frame -0.49
R convert table into matrix according to condition 0.00
Display 2 Numbers in Dataframe cell 0.00
Residuals from R regression of a data subset 0.00
R - Function to make a binary variable -0.92
ifelse statement based on vector of conditions in r -1.81
Why does `str_extract_all` return NA for non-matches? 0.00
Hi is there a way to code the minimum value that I want to get? -2.21
Assign factor for row that meets condition in R 0.00
R data frame table set the values into columns -2.38
Rounding only numeric variables with ifelse -0.80
Smartest way for making a sequence of characters in R +0.09
R turn each element in a vector into a list of lists -2.48
How do you select a specific value from a list of data frames in R? 0.00
How do I rearrange values in different columns in an R dataframe +0.41
how to keep the variable order in ```cut ```order while using ```co... -0.35
Adding binary values to a column based on pre-defined column values -2.15
Using %in% in data.table with regular expression -2.28
column-wise operations depending on data on a data frame in R +1.70
R - best way to sum categories stored as string, then reconvert to... -2.38
Calculating a distance matrix and placing within a cell of a groupe... 0.00