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A data.table key containing common emoticons (adapted from Popular Emoticon List).
data(hash_emoticons)
A data frame with 75 rows and 2 variables
x. The graphic representation of the emoticon
y. The meaning of the emoticon
http://www.lingo2word.com/lists/emoticon_listH.html
# NOT RUN { library(data.table) hash_emoticons[c(':-(', '0;)')] # }
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