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Re: Best way to get a non-repeating random number?

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Re: Best way to get a non-repeating random number?

Subject: Re: Best way to get a non-repeating random number?
From: WT <email@hidden>
Date: Tue, 14 Apr 2009 23:58:02 +0200

On Apr 14, 2009, at 11:45 PM, Graham Wheel wrote:

then iterate completely through the array, swapping each element with a randomly chosen element.

As pointed out earlier, this is biased. The randomly chosen element should be chosen from the "unexplored" section of the array to obtain an unbiased generator.

Wagner

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  >Re: Best way to get a non-repeating random number? (From: Graham Wheel <email@hidden>)




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