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Examples
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Also, if you can generate a GHCN format file from your previous scrape, it may be of use as a comparand for Not Sure and the others who are working at emulating the GISS processes.
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To read a value with specific semantics, I pull a sneaky trick: I perform an InterlockedCompareExchange with the desired memory ordering semantics, passing the same value as the comparand and the exchange; therefore, the operation, even if successful, has no computational effect. if *pl == lUnlikely *pl = lUnlikely;
Site Home Raymond Chen - MSFT 2011
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To avoid dirtying the cache line, I use an unlikely value as the comparand/exchange, so most of the time, the comparison fails and no memory is written.
Site Home Raymond Chen - MSFT 2011
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Next, I compared Fisher’s dO18 stack to the west coast gridcell average using the presumed Jones and Mann comparand.
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