private static String getHostName() { return exec("uname -n").trim(); }
.setDefault(getHostName()) .help("hostname to register as"); + "Defaults to '" + programName + "'"); addArgs(parser);
.setDefault(getHostName()) .help("hostname to register as"); .help("Directory for persisting state locally."); addArgs(parser);
private static String getHostName() { return exec("uname -n").trim(); }