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t11a/check_1st_elm_of_tsv.rb

Created March 1, 2013 07:49
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tsvファイルの先頭の文字列をチェックしてヒットしたものを出力するワンライナー。 某プロジェクトで必要になったもの。
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check_1st_elm_of_tsv.rb
$ ruby -ne 'if $_.split("\t").first.to_i == 1 then puts $_ else end' test.tsv > 1.tsv
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