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NelsonGon

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1478.50 (4,502,006th) 		Reputation
3,185 (53,026th)
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Title Δ
why I can't change values of a dataframe in "for loop"... -1.69
merging columns using dplyr +0.44
How to subset a dataframe using multiple regular expressions in var... -1.40
Create column from symbol in mutate (tidy eval) 0.00
Why is qc() not respected inside a data.table without "with=FA... 0.00
Undefined columns selected when performing TukeyHSD 0.00
Descriptive table with number of observations by year and group 0.00
Multiple ifelse statement? -0.20
Rename all variables that contai a particular string and add a sequ... -0.71
How to use regular expressions with dplyr's select helper funct... +0.98
Removing StopWords from a Character using R -0.56
Create a function for making an index out of different indicators a... +2.36
Add more space between ggplot legend items 0.00
data.table calculation for last row per group +1.35
Automate ggplot2's qplot -1.53
Histogram of Sums from Categorical/Binary Data +2.38
How to identify all columns that contain binary representation +0.54
Filter different groups by different factor levels +2.20
How to find the given value from the range of values? -1.40
Received an error message using the train function with "rf&qu... 0.00
Select subset of data.table columns based on observations in a give... +0.06
How to use dplyr's pipe with aggregate -0.20
compare two columns of df and making new column if there values are... +0.56
How can I change the legend in fviz_silhouette? 0.00
How to count repeated elements in a list in R? -0.32
Paste a column into a single row with comma separation +0.55
Separate hour and minutes in R -0.69
A function that allows referral to columns with both index and name -1.71
Extract part of string: date and times -0.03
Apply function with nested if statement R -0.45
capitalize the first letter of two words separated by underscore us... -0.26
How to Divide DataFrame into groups in R +1.34
Creating new vector that represents the count +1.09
How to select top 3 columns/variables according to the sum values o... +1.36
How to create multiple dataframes with lapply()? +0.91
Find if multiple characters in a string +0.02
Extract values from data table -0.37
Match select the max value from another data frame +0.36
Is it possible to have a set of option for a regex substring in R? +2.36
How to permute two columns of a tibble depending on the value of a... -0.11
Splitting "-" in a string to column -1.29
Create a table from another table information in R -0.50
Python: Replace all column by output of reg -0.77
Is there a sprintf variant where the (only) vector's element ar... -0.46
Return date range by group +1.47
Generating multiple columns at once with dplyr 0.00
How to set color parameter in R when ploting an edcf? 0.00
conditionally rename variables with dplyr rename_* -1.61
Can I create a function to sort columns by specific column name ord... +0.61
Creating a vector in R of counts for number of times each element a... -0.28