From: Robert Klemme <shortcutter@...>
Date: 2007-07-17T02:10:00+09:00
Subject: Re: clean nice way (hash)

On 16.07.2007 17:03, James Edward Gray II wrote:
> On Jul 16, 2007, at 9:36 AM, Robert Klemme wrote:
> 
>> 2007/7/16, Chris Carter <cdcarter@gmail.com>:
>>> On 7/16/07, James Edward Gray II <james@grayproductions.net> wrote:
>>> > On Jul 16, 2007, at 5:58 AM, hemant wrote:
>>> >
>>> > > a.inject({}) {|mem,(key,value)| mem[key] = {'name' => value}; mem }
>>> >
>>> > I would write that as:
>>> >
>>> >    a.inject(Hash.new) { |h, (k, v)| h.merge(k => v) }
>>> >
>>> > James Edward Gray II
>>> >
>>> >
>>>
>>> But that doesn't yield what he wanted... You could do
>>> a.inject(Hash.new){|h,(k,v)| h.merge(k => { 'name' => value})}
>>
>> Still it's inefficient because of all the small Hashes that are thrown
>> away immediately. The solution provided by hemant is better although
>> not as elegant.
> 
> If that bothers you, change merge() to merge!().

... which doesn't help because it does not avoid all those one pair 
hashes. :-)

Kind regards

	robert