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Ric S

Rating
1559.37 (5,721st) 		Reputation
701 (207,770th)
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Title Δ
Vlookup() equivalent in Dplyr +3.56
Scatterplot function that can change based on variables for axes -4.53
How to change a column value, based on a combination of values from... +3.11
Generating pdf for chisquared in R 0.00
Add columns of standardised residuals from different models using t... 0.00
R caret extractPrediction with random forest model: Error: $ operat... 0.00
How to create a loop in R to calculate a value for each column? +3.64
How to use rowSums() in "dplyr" when including missing da... +3.50
Prefix selected column names in R +3.60
How can I sum values in another df based on a condition in both df&... -2.25
R Take First String and Fill It For Group +1.64
function to extract first 2 digits of 5 digits numbers within a dat... +3.70
Trim spaces in a column -0.15
dplyr mutate converting "No" to 0 and "Yes" to 1 +4.42
R - How can I sort rows within groups in descending order? -0.66
How to merge 2 df by 2 non-unique columns 0.00
select the dataframe values with R +4.73
R Reordering many columns +4.52
Use of other columns as arguments to function in summarize_at() and... 0.00
Apply dplyr functions on a single column across a list using piping +2.49
Get the number of levels in a column matching each level of another... -3.47
Display column names that are only factors -3.21
Does Tree package in R provide class label as the result of predict... 0.00
what does positive class mean in classification tree, in R? +3.86
How to replace specific rows based on conditions of another dataset... -0.06
R How to find Patient Visit Interval +0.83
R: get difference between increasing vectors of uneven size 0.00
how to get the first value and the last three values of a certain g... -3.29
reordering personal ids between columns -2.68
How to group_by a data frame with a condition and add some variables 0.00
How to generate `c('q01','q02','q03','q... -4.42
Trying to remove the first occurrence of a character | +1.52
Plotting Time Series Data in R and Tidy 0.00
Extract every 11 rows from data frame -1.49
How to calculate same value counts for each column (all columns val... 0.00
Sort a data frame based on another sorted column value in R +4.09
Replace numeric elements in a vector with character elements in R -2.94
How to filter on date and hour onward? -3.12
How to count how many conditions an observation meets using R? +3.61
Count occurance of multiple columns by group in R +3.77
R - Recursive dichotomy over a series of data points +4.08
How to split a data frame into mutiple data frame based on row sequ... -2.85
dplyr - how to recode to NA? +4.16
R order vectors so that difference between most of the elements are... -2.00
R interpolate dataframe to draw plot -4.29
Extract one column top n values as one length character in R 0.00
Duplicate removal in time series based on other column using R 0.00
dplyr assign value to column based on multiple filtering -1.46
Rowwise summation -1.22
Group rows of data frame and work on them +3.92