remove duplicates based on two columns in dataframe
df.drop_duplicates(['A','B'],keep= 'last')remove duplicates based on two columns in dataframe
df.drop_duplicates(['A','B'],keep= 'last')How to remove duplicates based on the combinations of two columns r
# example
df = expand.grid(A = c('a', 'b', 'c', 'd'),
B = c('a', 'b', 'c', 'd'))
# remove redundant combinations
df[!duplicated(data.frame(t(apply(df,1,sort)))),]Copyright © 2021 Codeinu
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