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Rating Stats for

akrun

Rating
1527.10 (21,478th)
Reputation
833,306 (14th)
Page: 1 ... 524 525 526 527 528 ... 562
Title Δ
Create New Column Based on Previous Row and Multiple Conditions in R +0.41
if statement with NAs and assigning a new column by using other col... 0.00
Create for loop to rename all columns of several data tables in R 0.00
R Create table using mean of multiple columns from other table -2.43
re-convert data types in R 0.00
Using plyr to join two massive dataframes on two columns 0.00
R: find vector in list of vectors -0.05
R ggplot group by date and plot time in the x axis from the same da... 0.00
Replacing more than one elements with replace function 0.00
R-splitting a data frame of factors with NA's +1.34
calculate each chunk by group using dplyr? -1.31
Pivot columns in Data Frame -2.21
Conditional statement in R dataframe 0.00
Filtering all cases of users from data if user has logged in before... 0.00
Subset data A with data B - but keep information of relevant column... 0.00
Combine string where part of the header is identical +1.70
R: Search multiple rows&columns to match a list of conditions t... 0.00
How to extend `==` behavior to vectors that include NAs? +0.29
Using summaies function to make sumIF with the dplyr package 0.00
Finding the frequency of numbers in an array in R 0.00
Finding rows containing a value (or values) in any column -2.22
Casestovars in R +0.32
Summing over rows containing particular strings in R +0.42
How to choose N number of assets that satisfy a parameter in R 0.00
how to change the name of a variable to be called using string mani... +0.42
How to make the levels of a factor data frame the same in all colum... +0.46
Subsetting using two conditions -0.13
R sub select from a list of vectors using do.call, lapply or mapply? 0.00
How to collapse NA and merge multiple columns into one column -0.31
How to split a R data frame into vectors (unbind) +1.70
R replace duplicate values in a factor level 0.00
Clean R data frame so that in a column no row value is bigger than... +0.12
grepl in R: spurious match despite intra-word dash 0.00
Subset columns in R with specific values -1.38
Recode values omitting NA's 0.00
How I can find out 1st and last observation with in group in R for... -1.46
Print a vector to file with predefined number of columns, without r... +2.17
How to rowbind two datasets with different number of columns using R +0.40
Regular expression to extract inner text -1.88
Subsetting data between specific, identifiable rows 0.00
Filtering my R data frame is causing it to sort the data frame inco... 0.00
R calculate mode for a row, not a column -1.16
Replacing multiple occurrences of a value in a vector in R -0.65
Count number of Variables Missing per Value in Column +0.42
R: applying a function over a group 0.00
Subset a dataframes in a list based on the content of a vector -0.84
chi square test for each row in data frame -1.44
extracting exact path from text in R +0.01
r - select last n occurrences for each group +1.19
Transpose matrix +0.24