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akrun

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Title Δ
A simple reproducible example to pass arguments to data.table in a... +1.86
turn some variables in `data.frame` into `factor` keeping the data.... +0.51
how to apply function to each column in dataframe of R +0.54
Reshape data frame by groups -0.97
How to merge rows in a dataframe and combine factor-values in cells +0.50
R - Split String with conditions 0.00
left_join using a charater vector in the by argument in R 0.00
Is there a R function to bring my date columns in 2 different colum... +0.51
Subset rows in an R dataframe based on partial match of multiple st... +1.37
Split string on both sides of a number +2.25
How to apply the same function to several variables in R? +0.39
How can I pass dataframe variables to a for-loop using pipes with d... 0.00
why isn't tidyr `complete()` completing in R? 0.00
How to replace the last character of particular strings in a datafr... 0.00
Replace character in a df for numeric vector in R 0.00
Get the first non-NA element in a row 0.00
Remove rows from a dataframe where values in two columns dont match... 0.00
dataframe with nested dataframes : how to set id column with data.t... 0.00
mutate_at to replace NAs with 0 0.00
Group & Filter organization structure in with dplyr 0.00
Pick the lengthier and give the index of the shorter in an R vector 0.00
R logic for replacing every zero occurring before 1 0.00
How to extract element from vector that contained substring from an... 0.00
Counting number of times a value occurs grouping by id in R 0.00
How do I delete multiple rows simultaneously from list by row names... 0.00
Eliminate NAs within each group 0.00
How to fill missing values with multiple columns in R 0.00
Long to Wide with Non-Unique Key Combinations in R 0.00
R: Sorting all columns in data frame by an alphanumeric column 0.00
Match/subset one dataframe based on conditional values in another d... 0.00
How to add a row to a dataframe and avoid "non-numeric argumen... 0.00
Wrong column on data.table merge 0.00
Calculate average by group based on filter criteria 0.00
tidyr replace NA doesn't seem to work on date vectors 0.00
Argument is not numeric or logical: returning NA with one string co... 0.00
Confusing .funs argument to mutate_all in dplyr 0.00
How to group a data.frame each integer number of rows? 0.00
Assigning column names to df, stop characters from automatically co... 0.00
Convert columns to comma separated list if 1 0.00
R: Break a data.frame according to value of column with dplyr 0.00
sum certain values between when the first and last observation equa... 0.00
Selecting rows, create separate datasets according to rows 0.00
I need R to start filtering rows when finds a condition = T 0.00
New column / mutate based on existing column 0.00
Response change analysis in r 0.00
R: Use gather and spread to transpose a time series dataset from wi... 0.00
mapping over lists and selecting columns (to create new lists) 0.00
R splitting single column into multiple rows 0.00
Is there a way to find a single occurence of a digit in a vector an... 0.00
Count unique instances in rows between two columns given by index 0.00