From: Jeremy Woertink <jeremywoertink@...>
Date: 2009-11-20T06:16:02+09:00
Subject: Re: make an exmpersion simpler

Michal Burak wrote:
> Any way to make this shorter?
> 
> list2 << list1 if list1 && !list1.empty?
> 
> Thanks.

if you know list1 will never be nil, then you can do

list2 << list1 unless list1.empty?


~Jeremy
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