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A5C1D2H2I1M1N2O1R2T1

Rating
1589.99 (2,305th) 		Reputation
158,661 (344th)
Page: 1 ... 27 28 29 30 31 ... 61
Title Δ
Reference `data.table` column by name 0.00
Removing rows of data frame if number of NA in a column is larger t... +1.86
Split one column into multiple rows in R -1.28
Reshape data frame from wide to long with re-occuring column names... -0.13
selecting n random rows across all levels of a factor within a data... 0.00
how to stack input from two csv files? 0.00
How to split the column of a matrix into two columns? -0.26
Extracting csv file names without extension R -1.91
Regular expression to add 0s to beginning of string 0.00
re-arranging csv table in R +2.10
expand large data frame in R efficiently -0.46
Match and Count the Data Matrix in R +2.21
Split strings in a matrix column and count the single elements in a... -0.37
How to rearrange or transponse this data in R? +0.36
Aggregate and reshape from long to wide 0.00
Merge dataframes X based in column and Y based in row strings (R) +0.37
Data roll up along with transpose -2.24
Reverse order row in list with R 0.00
Drop column in a list with R 0.00
How to graph by label in R -0.55
R rearrange a data frame: put some column items in a list 0.00
How to get the average of each rows which include missing numbers? -1.27
transpose selected column to row in R 0.00
How to read data with different separators? -0.13
writing a function to extract a value from a dataframe 0.00
cbind replaces String with number? +0.40
Reduce data.table by group with with different actions depending on... +2.12
R How to write a variable number of rows with same attributes in on... +0.37
Merge two R data frames and identify the source of each row +0.38
Rename data frame column when column name ends with a specific number 0.00
Analyse data based on date +0.37
Frequency table using data.table in R that shows zeros for unused e... -1.08
R: reverse reshape2's melt() on n-dimensional arrays 0.00
Adding non-executable code to markup language 0.00
cbind warnings : row names were found from a short variable and hav... 0.00
Combine different rowcells from a data.table or data.frame based on... +0.38
Trouble reshaping in R--data destroyed somewhere in the process +0.38
How can i Transpose the table to matrix +1.19
Split one column into several columns on basis of a separator in R -0.46
R: if function with two conditions? +0.38
append multiple rows to data frame -0.13
Conditionally duplicate rows in R while changing values in a single... +0.06
convert object of class "dist" into data frame in r -1.22
How to select specific rows determined by the vector? 0.00
Count numerical values in each column in R 0.00
Creating a vector of variables from one vector stored in other +0.38
add rows to group in df +0.38
reshape unique strings in rows into collumns in R -0.60
How to concatenate associated row names in R? 0.00
R split text string into last and first elements -2.30