Error: a character vector argument expected install_github("trulia/choroplethr") Downloading github repo trulia/choroplethr@master Installing choroplethr Error: a character vector argument expected traceback()devtools::package_deps("devtools") englianhucommentedMay 15, 2015 traceback() 15: tolower(nam...
Error "Error using input The first argument... Learn more about integration, integration numerical
Having to statically declare our function pointer type is rather inflexible, if we wish to extend to this to be more flexible a library like libffi is very useful for calling functions with argument types that can determined at runtime.