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Ric S

Rating
1559.37 (5,721st) 		Reputation
701 (207,770th)
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Title Δ
Create new variable based on values from certain rows on certain co... 0.00
Conditionally replace values across multiple columns based on strin... +0.44
Why does summarize function don't get an error? 0.00
user build function in R with integrated for-loop +2.18
Combining two columns in order to get one column in R 0.00
Creating a new variable and altering dependent variables in r using... +0.45
How to label groups in df based on specific sequence of values in a... +2.46
R: select a column of a dataframe column -0.89
Convert one column to many using a separator 0.00
How to shuffle from a vector in R? 0.00
How to subtract a number from column value and keep leading zeros i... 0.00
R / dplyr: text in var1*var2 matrix -0.55
How to order a column within a group in R? +0.32
Creating a dynamic Group By +1.24
Recoding multiple numeric variables in dataframe 0.00
Dplyr filter with condition +0.26
R: mean of all cases with a certain factor level +0.43
How to extract - sign from tail and place it before the number -1.10
ddply summarise with Confidence interval? -2.27
filter row when multiple columns can be concerned -0.15
Ordering a DataFrame by a bigger group (R) +1.29
Shift column names one to the left in R +0.90
Select groups dependgin on values in two columns in dplyr 0.00
tidyr "pivot_longer": repeat column gives object not foun... +0.43
Keep colums while grouping 0.00
How create new column an add column names by selected row in r +2.02
How to fill missing values with conditions? -1.05
Pandas dataframe with datetimeindex, sorting records by month and t... 0.00
subsetting a data.frame using a list in R works sometimes but not a... 0.00
How to calculate duration of time between two dates 0.00
Select columns, excluding some which are all NA +3.68
Dividing selected columns by vector in dplyr -2.32
Identifying and modifying list-column cells in a dataframe -2.09
Test for equality across subset of columns in dplyr -1.34
calculate percentage depending on 2 categories in dplyr pipeline 0.00
Remove redundant / duplicate colums from data frame after `pivot_wi... -3.84
Create a Column Based on Another Column Using grepl +2.27
How to compare 3 DataFrame in 1 DataFrame Pandas 0.00
filter observations within date interval or NA 0.00
Subset dataframe in R based on a list specified in a vector (using... 0.00
Create column with a certain week value by group 0.00
Create a new column in Pandas dataframe based on different conditions 0.00
Extracting substring by positions in pipe -3.50
Most efficient way to write a mapping function given a large CSV of... +3.57
Comparing variable to itself in case_when() under group_modify() -4.52
R Rearrange columns in dataframe based on date values in column names +3.98
Group dataframe by columns containing specific value R -2.14
Max value of for each column for distinct rows of data frame in r +3.54
Supervised classification: plotting K-NN accuracy for different sam... -0.03
Why is Filter failing to take factors of a number? 0.00