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Permitting malapportionment to take on a 0 value ( which is the value for the Netherlands ) is highly problematic since multiplying it by any other value ( as is done with respect to the rural population variable ) suggests that rural interests have no political power . Better search engine rankings : There is some search engine advantage to having your content be simple and pure and not mucked up by lots of other markup ( such as nested tables ) when the search engines check you out . This unqualified resetting of $ @ can be problematic in the reliable identification of errors using the eval { } mechanism , because the possibility exists that perl will call other code ( end of block processing code , for example ) between the time the error causes $ @ to be set within eval { } , and the subsequent statement which checks for the value of $ @ gets executed in the user 's script . But Adam and Eve only experienced the full significance of their act when Eve , the mother of all living , held in her arms her own son ( Abel ) who had been killed by her other son ( Cain ) . A gateway , when the Ptolemy instance associated with it requests to lookup other instance ( s ) according to a specific criteria , relays the lookup request to the lookup service .