From: Bob Hutchison <hutch@...>
Date: 2007-10-24T21:38:58+09:00
Subject: Re: pop/push, shift/unshift


On 24-Oct-07, at 5:03 AM, Thufir wrote:

> On Tue, 23 Oct 2007 23:32:01 +0900, Bob Hutchison wrote:
>
>> Implementing a cache (the uncached stuff was hanging around in  
>> memory,
>> intermittently since unshift will re-use the parts of the array  
>> before
>> the start). I also found (and reported, maybe even supplied a  
>> patch for)
>> a problem in Mongrel's thread management code that was using  
>> shift. How
>> did I debug it the first time? Don't ask.
>
>
> Could this lead to a security problem down the road?

I don't think so in the cases I mentioned. The objects in front of  
the array are not accessible using Ruby. I suppose you could write  
some C code easily enough to get at them.

Cheers,
Bob

>
>
> -Thufir
>
>

----
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