Announcing my second e-book "Sed One-Liners Explained"

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Jakub Hrdina Permalink
October 28, 2011, 12:44

peter, how i can print all lines with WORD in them that appear twice?? please help

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October 29, 2011, 05:34

Really easy, here is how:

sed -n '/WORD.*WORD/p'

The regular expression /WORD.*WORD/ matches two WORDs one after another on the current line. The p command prints such lines, and the -n command line option disables the printing of all other lines.

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