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qq

Update: as ysth shows below, my code performs poorly. Why the forward and negative lookarounds aren't working as I expected them to defeats me right now. This regex works much better:

s/(^|[^\n])\n{2}([^\n]|$)/$1\n$2/g;

In reply to Re: Re: remove single blank lines? by qq
in thread remove single blank lines? by aloomens

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