You are allowed to program in C++ and C, too. There is also a good chance that Ruby will join that list as soon as the LLVM version (that Apple is working on) i

You are allowed to program in C++ and C, too. There is also a good chance that Ruby will join that list as soon as the LLVM version (that Apple is working on) is finished. (see http://www.macruby.org/ http://www.macruby.org/)