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        my $PipeCounter=0; # how many?
        my $Lookfor="|";
    ...
            $PipeCounter = () = $_ =~ /\Q$Lookfor/g;
        }
        print "Found $PipeCounter '$Lookfor'\n";
    
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    Running Sanitize on DATA ...
    Found 5 '|'
    
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    2015|Art Of Computer Programming - Volume 4 Fascicle 6 Satisfiablility
    + (The)|Art Of Computer Programming - Volume 4 Fascicle 6 Satisfiablil
    +ity (The).pdf|Knuth,Donald E.|Programming;Reference|The never-ending 
    +story .. this book has been decades in the making. Three volumes were
    + available for years but the master himself has added this addition t
    +o Chap. 7 'Combinatorial Searching'.
    2010|Art Of Photography (The)|Art Of Photography (The).pdf|Barnbaum,Br
    +uce|Photography|A successful photograph does one of several things. I
    +t allows, or forces, the viewer to see something that he has looked a
    +t many times without really seeing; it shows him something he has nev
    +er previously encountered; or, it raises questions - perhaps ambiguou
    +s or unanswerable - that create mysteries, doubts, or uncertainties. 
    +In other words, it expands our vision and our thoughts. It extends ou
    +r horizons. It evokes awe, wonder, amusement, compassion, horror, or 
    +any of a thousand responses. It sheds new light on our world, raises 
    +questions about our world, or creates its own world.
    1994|Art Of Woodworking Sharpening And Tool Care (The)|Art Of Woodwork
    +ing Sharpening And Tool Care (The).pdf|Time-Life Books|Woodworking To
    +ols|Whether you're using a chisel or a router or a lathe, you know th
    +at a sharp tool is critical to doing a good job. It's also safer - a 
    +dull tool requires more force, and more force = less control. This bo
    +ok covers the proper techniques for sharpening all manner of your woo
    +dworking tools - hand tools, power tool blades and bits, portable pow
    +er tools, and stationary power tools. Detailed photographs and illust
    +rations with excellent descriptions and instructions.
    2017|Art and Craft of Problem Solving 3E (The)|Art and Craft of Proble
    +m Solving 3E (The).pdf|Zeitz,Paul|Mathematics;Logic;Calculus|This is 
    +a book about mathematical problem solving for college-level novices. 
    +By this I mean bright people who know some mathematics (ideally, at l
    +east some calculus), who enjoy mathematics, who have at least a vague
    + notion of proof, but who have spent most of their time doing exercis
    +es rather than problems.