StackRating

An Elo-based rating system for Stack Overflow
Home   |   About   |   Stats and Analysis   |   Get a Badge
Rating Stats for

Sotos

Rating
1575.13 (3,482nd) 		Reputation
32,295 (3,688th)
Page: 1 ... 10 11 12 13 14 ... 34
Title Δ
Subseting when there are n consecutive dummies 0.00
Sum of every n-th column of a data frame +0.37
create column based on last non missing value of other column +1.68
Grouping by preference + considered options -0.64
Easy way to delete rows that have a certain value -1.69
How to apply a function to a data frame for multiple inputs and cre... -0.66
Create one data frame out of different list columns 0.00
Counting number of rows since last observation that fulfills condit... -1.02
How extract from a string after specific word -2.38
Generating unique/random serial numbers using group_by in R using d... -1.15
Exclude duplicate row for which two variables are not nearest to on... -1.02
How to keep column B in row x if column A in row x has value -1.82
Unclear warning when defining custom pipe operator 0.00
Summarise within groups dplyr -1.47
Concatenate data according to a partial numeric match +1.10
Avoid the use of nested loop in multiple column comparison -0.67
extracting the second last word between the special characters &quo... +1.41
Matching multiple strings and join +1.38
Subsetting a data frame and running calculations in one pass -0.34
gsub - trim a sequence of letters/numbers from the end of a word -1.57
Using "first" in mutate +0.34
How do I reference the entire row when creating a new column in a d... +1.55
Tidyr Separate function leaves output value in input value 0.00
Iterating a function over a list +1.76
Count based on paired matches/mismatches in dataframe column 0.00
Filter rows with rowwise max value more than threshold value +1.16
How to censor ONLY swear words with gsub +0.34
Intercalate NAs with data in new data frame +1.64
Table with minumum frequency -1.89
Merge two dataframes with same column names into one with a vector... -0.66
loop over years and months 0.00
Changing values in dataframe iteraring over all rows and multiple c... +1.92
Assign an ID based on keywords present in Tweets -0.48
making a loop to match the value in one table to another, test the... +0.37
str_sub returning NA with ifelse -0.03
Subsetting a dataframe by partial Data point names -1.54
Retrieve range of data per each value and sort them -1.62
Better way of binning data in a group in a data frame by equal inte... +2.02
varying combination of columns in data.table where clause -2.01
how to show the title of a table with tableGrob? +0.34
Splitting a character column into two and repeat -1.54
Match columns with at least one similar word +1.30
Get index of element in unfiltered vector +1.31
How to keep dropping the first value, until the sum of the vector i... +0.06
Create a binary column by searching if a string appears in a text o... 0.00
Change units and values of data frame +1.04
Restructuring Dichotomy variable -0.32
How to numbering unique pairs X,Y -0.16
Replace a specific character in all of the variables in data frame +1.45
R replace the column name by the dataframe name with a loop 0.00