grep commands i was running in class on 2016-09-08 Related: the "Unix for Poets" document (and related version in reading) grep '#blacklivesmatter' /tweets/all_parcol/2016-03-01/text grep -i '#blacklivesmatter' /tweets/all_parcol/2016-03-01/text grep -P -i '#[a-z]+livesmatter' /tweets/all_parcol/2016-03-01/text grep -o -P -i '#[a-z]+livesmatter' /tweets/all_parcol/2016-03-01/text grep -o -P -i '#[a-z]+livesmatter' /tweets/all_parcol/2016-03-01/text | head -10 grep -o -P -i '#[a-z]+livesmatter' /tweets/all_parcol/2016-03-01/text | head -100 | sort grep -o -P -i '#[a-z]+livesmatter' /tweets/all_parcol/2016-03-01/text | head -10000 | sort | uniq -c | less grep -o -P -i '#[a-z]+livesmatter' /tweets/all_parcol/2016-03-01/text | head -10000 | sort | uniq -c | sort -rg | less