StackRating

An Elo-based rating system for Stack Overflow

Home | About | Stats and Analysis | Get a Badge

Rating Stats for

akrun

Rating
1527.10 (21,478th)

Reputation
833,306 (14th)

Page: 1 ... 191 192 193 194 195 ... 562

Title	Δ
Optimizing group by with data.table	0.00
Aggregate with unique ID and columns	+1.22
new data set with combining some rows	0.00
Converting column to date type changes year of original value	0.00
nested map functions with purrr	0.00
How to count grouped negative values by year	0.00
Conditionally fill new column of data frame on column contents spec...	-0.51
How to use regular expressions with dplyr's select helper funct...	-1.40
How do I split a string at character and subset the left or right s...	+2.14
applying function to a series of items in a list of lists	0.00
Extract subset of string in dataframe column	-1.28
Applying a Magrittr Pipe in lapply() with R	0.00
Remove rows with less than a certain number of non-blank cells	-0.90
create a data-frame with the new column values being the names of a...	0.00
Extracting string before a fixed character position	-0.03
mutate_if only being applied to one column (can't see my error)	0.00
na.omits removes all rows with NA in any column and not only on the...	0.00
I want to create a loop with a large dataframe in R	0.00
Keeping Observations in data set with a certain string - R	-0.20
How to use data.frame column values as function argument in dplyr m...	0.00
Mapping over a list of variables using quosures	-0.03
Split values in a column and reassign it to a new column	+2.53
How do I extract data from a data frame based on the months?	-0.95
Dynamic naming for the output of pipe with group by, mutate, select	0.00
R: approxfun complains about "object cannot be coerced to type...	0.00
Create a function for making an index out of different indicators a...	-2.36
Replacing all values in a dataframe above 100 to value relative to...	-1.81
Extract a numeric value of a specific length from string in R using...	-1.83
Using purrr map to apply function to selection of columns in DataFr...	-1.84
Save repetitive rows to one txt file	0.00
Extracting a certain substring (email address)	+0.25
Repeat rows in a dataframe and fill new column with unique categories	+1.90
Calculate number and names of similar sounding words from two diffe...	0.00
R - Regex matching on elements in character string	+1.98
How to calculate difference between columns in different data frame...	-2.13
How to use ifelse in r with multiple conditions to change another v...	+0.46
To have variables and class of variables as new dataset	0.00
Slicing data by dynamic variable names in dplyr	0.00
upper triangle repeating the first row	0.00
How can I count up the total number of episodes per ID based on spe...	-0.51
Cumulative count within group using dplyr	0.00
Check only 1st row of duplicated values for some condition	+2.21
change values in dataframe by lookup matrix/df	+0.47
Multiply each value of a dataframe by a row of another dataframe se...	-0.92
R function to search and count multiple conditions in same column?	-0.04
Calculate cumulative (100%) percentage from column cumulative range	0.00
R: change single value of data.frame returns invalid factor level w...	0.00
How to change tibble's cells by quasiquotation in R	-1.81
Creating new column based on values in one column over another	+0.11
Replace a value in one column depending on the value of another col...	+2.23