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A comment on Lessons from a Silicon Valley job search. Parent comment

Re:Lessons from a Silicon Valley job search by jw2013 on Wednesday March 19, 2014 @02:35PM (#7430741)
he is probably talking about using hashtable, but that needs linear memory so there is a trade off.
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Re:Lessons from a Silicon Valley job search by recursive on Wednesday March 19, 2014 @03:23PM (#7431077)
Ruby's method uses something like a hashtable internally.
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