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3 results for “from:Clark Fitzgerald”

Understanding the sequence of events when calling the R dpois function
Clark Fitzgerald · Jun 4, 2018 · r-devel

Hi Jason, Duncan Temple Lang answered a similar question for me last year and wrote up the method here: http://dsi.ucdavis.edu/Notes/R/FindingNativeCodeInR.html Basically the C level debugger can be very helpful for figuring out what...

Unexpected behaviour when comparing (==) long quoted expressions
Clark Fitzgerald · Jul 15, 2019 · r-devel

Hi Dan, I wouldn't expect that behavior out of `==` on language objects either. On a related note, working with R's language objects directly can be clumsy. That was one of the motivations for Nick Ulle to develop the...

Environments and parallel processing
Clark Fitzgerald · Sep 13, 2018 · r-devel

+1 to what Gabor and Ralf said. In this case the memory address can be misleading. My understanding is that the environments in all the processes, 1 parent and 2 child, have the *same* memory address, but once you write...

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