search for: 7cb

Estimados usuarios de R: Tengo dos data frames, A y B, donde hay algunas variables comunes y otras distintas. En el A tengo las variables, a1, a2, a3, a4, a5. En el B tengo las variables a1, a2, a3, b1, b2, b3,b4, b5, b6, b7. Los valores llave son a1 y a2, al data frame B quiero pegarle las variables a4 y a5 y en el caso no se tenga ningun valor en la variable a3, ponerle el valor que aparece

I have a variable that is course # nCourse <- as.factor(c("002A","002B","002C","007A","007B","007C","101","118A","118B","118C")) And I would like to get rid of the leading zeros, and have the following set

...;, "4ab", "4ac", "4ad", "4ae"),     b5 = c("5ba", "5bb", "5bc", "5bd", "5be"),     b6 = c("6ca", "6cb", "6cc", "6cd", "6ce"),     b7 = c("7ca", "7cb", "7cc", "7cd", "7ce")) (m1 <- merge(A, B, by.x = c("a1", "a2"), by.y = c("a1","a2"))[,-6]) Daniel Merino El día 22 de noviembre de 2012 15:46, Sebastian Kruk <residuo.solow@gmail.com> escribió: > En el B teng...

Dear R people I want to contribute a new package (various noncentral hypergeometric distribution functions) using C++, but there are many errors when I try to build even a simple package. Here are the most important errors I have encountered so far: 1. Trying to build the DLL, it can't find some of the include files. I had to make the following change in Makefile and copy some .h files: