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sindri_baldur

Rating
1543.60 (10,175th) 		Reputation
8,049 (19,576th)
Page: 1 2 3 ... 21
Title Δ
Move characters from beginning of column name to end of column name... +0.47
How to drop rows with conditions in R +0.45
sum of specific columns in matrices 0.00
Quick way to use the row element as name and the value as column in R -0.93
Dividing the total row in R by the number of full rows +0.99
Split vector, categorized by regex +0.12
replicate the seq function in R to python -1.89
Naming of each date with unique id number +0.19
How to apply aggregation and rbind on list of data.table? +0.43
Loop mutating multiple columns in R -1.04
Pivoting in R for a specific column name 0.00
How to group rows based on conditions set by another dataset? +0.39
data.table is slow compared to data.frame for group filtering 0.00
How to pad vectors and matrices with 0s -2.07
Make a list of objects that may or may not exist -0.69
How to create a function that finds the number of equal values in t... +2.08
Filter column names dataframe by dplyr +2.11
How to label colnames of a dataframe directly with a vector -0.59
R - Switch levels and values in a factor -0.58
How to replace one column with another using data.table? +0.00
R function with strict Arguments +0.04
a beautiful solution to decode a table with dplyr and mutate +2.32
Dataframe variable names in R +0.47
Convert model summary to data frame 0.00
How transform grouping variable to columns in R? +0.87
how to add a column to identify specific combination of values in R? +1.99
how do I use ifelse to group a range of variables -1.87
Drop column range starting with first column matching regex -2.09
R: Assign value to a character row from dataframe -0.58
How to filter for value in one column based on values from other co... -0.00
Add rows based on numerical sequence -1.73
Rstudio extract file extensions from a data table containing all fi... 0.00
How to create new columns based on values and names of existing col... +0.58
how can I str_extract number using stringr in R -0.14
R how cbind two data.frames next to each other, filling unequal row... -0.07
Rename elements of a list +1.49
Effcient shifting in R data.table with missing values 0.00
Create matrix from two columns where one is column index and the ot... +2.08
Count equal elements in R -0.01
How to extract same column twice from r dataframe +2.08
How to make a data.frame with one-dimensional output of table()? -1.80
How to fill in a dataframe with lists of vectors? 0.00
A better way to collapse rows with numerical value and NA +2.17
Calculations by group in dataframe -0.43
Summation in R n times +0.00
How to rewrite my dataframe transformation with data.frame 0.00
mutate w for loop in R -1.82
Count sequence of rows by group and restart the count every time th... +1.61
How can I add several NA's as rows to data frame? +1.53
Merge sublists of a list in R +0.06