From: Robert Klemme <shortcutter@...>
Date: 2010-11-13T19:10:18+09:00
Subject: Re: Ruby scrip to find Dir based on last modified date

On 11/12/2010 10:03 PM, Bal Sidhu wrote:
> Robert Klemme wrote in post #960918:
>> On Fri, Nov 12, 2010 at 6:41 AM, Bal Sidhu<balvir.sidhu@gmail.com>
>> wrote:
>>>
>>> Appreciate your much needed help
>>
>> This should get you started:
>>
>> irb(main):001:0>  Dir["*"].select {|f| test ?d, f}
>> =>  ["a1", "bin", "desktop", "doc", "lib", "ruby", "vimfiles"]
>> irb(main):002:0>  Dir["*"].select {|f| test ?d, f}.sort_by {|f|
>> File.mtime f}
>> =>  ["lib", "vimfiles", "ruby", "a1", "doc", "bin", "desktop"]

> Thanks for you reply, much appreciated, above command work fine, seems
> it need further change, This is what I am trying to achieve,
>
> e.g. Below is list of Directories exists in my home Dir, say my home Dir
> is /home/myhome/
>
> drwxr-xr-x     4 testuser  staff        136 Oct 19 15:27 .argouml
> drwxr-xr-x     7 testuser  staff        238 Aug 25 15:02 .yed3
> drwxr-xr-x    23 testuser  staff        782 Aug 12 13:23 enli.x
>
> using ruby script I lik to find Dir with latest time stamp and then copy
> the that Dir to diff Dir e.g. /usr/bin/
>
> I google to see if their is ruby method exist to find scan the Dir then
> find the one with latest time stamp, i couln't find anything,
>
> any thoughts ?

Use #max_by.  And look into FileUtils for the copying.

	robert