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Answers and rating deltas for
How to tell if variable is empty?
Author
Votes
Δ
Bart S.
7
+4.01
rrrhys
4
+2.06
greg606
2
-0.13
Paulraj
1
-2.89
yogsma
1
-2.92
Last visited: Sep 14, 2014, 5:07:29 AM