Saving a user crontab

gistfile1.txt

		cmd := exec.Command("crontab", "-")

		// crontab will use whatever $EDITOR is set. Temporarily just cat it out.
		cmd.Env = []string{"EDITOR=/bin/cat"}
		cmdStdin, _ := cmd.StdinPipe()
		cmdStdin.Write([]byte(crontabLines + "\n"))
		cmdStdin.Close()
		if output, err := cmd.CombinedOutput(); err != nil {
			return errors.New("cannot write user crontab: " + err.Error() + " " + string(output))
		}