/R/How to remove duplicates based on the combinations of two columns r

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)))),]

Source: stackoverflow.com

Similar codes

0 vote126 views1 answer
Get matrix row name r
R
0 vote116 views1 answer
How to change the numbering of rows in r
R
0 vote137 views2 answers
Ggplot2 multiple lines geom_line
R
0 vote138 views1 answer
Significance codes
R
0 vote132 views1 answer
R prepend to a list
R
0 vote111 views1 answer
Histogram r add line
R
3 votes134 views1 answer
R remove row dataframe
R
0 vote115 views1 answer
Add another 'color' condition to jitter with ggboxplot
R
0 vote121 views1 answer
Generate all possible combinations of a set of characters r
R
1 vote121 views1 answer
Replace accented characters in r
R