make
1> starter_pool:evaluate(python, "print 1;").
{ok,[{stdout,[<<"1\n">>]}]}
2> starter_pool:evaluate(ruby, "puts 1; put 1").
{error,[{exit_status,256},
{stdout,[<<"1\n">>]},
{stderr,[<<"/var/tmp/starter/e0edcf4c-09df-11e4-9385-0800270c413e:1:in `<main>'">>,
<<": ">>,<<"undefined method `put' for main:Object">>,
<<" (">>,<<"NoMethodError">>,<<")\n">>]}]}
3> starter_pool:evaluate(javascript, "console.log(1);").
{ok,[{stdout,[<<"1\n">>]}]}