nghauran questions

nghauran answers

• Cleaning the duplicates with a reference from another data frame
• Identifying pairs in two columns in R
• Recode a string column into integer using dplyr
• read a csv file in a zipped folder with R without unzipping
• How to convert the result of xtabs() into dataframe in R? [duplicate]
• rearrange a data frame by sorting a column within groups
• Logistic regression - defining reference level in R
• Arrange a grouped_df by group variable not working
• Splitting several columns of a dataframe with 'separate' (tidyr) in R
• R - How to use dplyr left_join by column index?