Text Search & Editing

Awk

print first word of file

awk '{print $1}'

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Grep

recusrse search (do not search lines starting with `#

grep -v '^#'

remove blank / witespace lines

grep .

print 2 words in file

grep -E 'word1|word2'

print 2 words in single line

grep 'word1' file.txt | grep 'word2'

REGEX - print character starting with number only .

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