Non-redundant version of expand.grid

outer( c("aa", "ab", "cc"), c("aa", "ab", "cc") , "paste" )

vals <- c( c("aa", "ab", "cc"), c("aa", "ab", "cc") )
vals <- unique( vals )
combn( vals , 2 )

Source: stackoverflow.com

Similar codes

0 vote288 views1 answer
Na by column r
R
0 vote275 views1 answer
Order barplot ggplot2 by value
R
1 vote273 views1 answer
Why is correlation na in r
R
0 vote273 views1 answer
Faceted bar chart in r
R
0 vote214 views1 answer
R replace blank string with na
R
1 vote285 views1 answer
R change a single value in a dataframe
R
-2 votes272 views2 answers
What percentage of the row will the following column occupy on desktop devices: <div class="col-xs-3 col-sm-4 col-md-6 col-lg-12"></div>
R
0 vote296 views1 answer
R vector all but last
R
2 votes268 views1 answer
Remove rownumbers r
R
0 vote262 views1 answer
How to remove all attributes from a variables in r
R