static public string ReadRandomLine(this StreamSystem item, string path, long milliseconds = StreamSystem.DEFAULT_WAIT) { return(item.ReadRandomLine(path, RandInt.SOURCE, milliseconds)); }
static public T ReadRandomLine <T>(this StreamSystem item, string path, Operation <T, string> operation, long milliseconds = StreamSystem.DEFAULT_WAIT) { return(item.ReadRandomLine <T>(path, operation, RandInt.SOURCE, milliseconds)); }