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Answers and rating deltas for

What is -z in if [ -z "${FILE_LIST}" ]

Author Votes Δ
Stéphane Gimenez 4 +4.35
Ignacio Vazquez-Abrams 3 +0.12
imm 2 -1.80
user 2 -1.98
Last visited: Sep 14, 2014, 5:07:29 AM