Count the number of times a word appears in a file
This will also count multiple occurrences of the word in a single line:
grep -o 'word' filename | wc -l
cat filename | tr ' ' '\n' | grep 'word' | wc -l
This will also count multiple occurrences of the word in a single line:
grep -o 'word' filename | wc -l
cat filename | tr ' ' '\n' | grep 'word' | wc -l