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Comment by cheapsteak | Hacker News Reader
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cheapsteak
·
What is this called? It's impossible to google for
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adrianmsmith
·
The "Safe Navigation Operator" -
http://groovy.codehaus.org/Operators
grokys
·
Informally the "Elvis operator".
zak_mc_kracken
·
Correct:
http://groovy.codehaus.org/Operators#Operators-ElvisOperator
(?:)
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