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Answers and rating deltas for

How can I remove blank strings from an array?

Author Votes Δ
localheinz 2 +4.07
treyBake -1 +0.59
fxlacroix -1 +1.00
ksjohn -1 +0.82
Nicolas Lamblin -2 -2.45
hphp -3 -4.03
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