joyent/node — pull request #4157 by Paretzky (2012-10-17 17:11:56+00:00)
Title: child_process.spawn doc fix, args must escape spaces to get passed correctly.

Quoted strings as args do not work, you must escape the space. Example myprog -o "Long option, that takes a string". Args would be ["-o", "Long\ option,\ that\ takes\ a\ string"]