awert159的博客

public static void main(String[] args) { List<String> words= Arrays.asList("hello","word"); List<String[]> collect = words.stream() .map(w -> w.split("")).collect(Collectors.toList());

一、mac安装docker1.先检查有无安装dockerdocker info2.使用brew安装，耐心等待下载完成brew cask install docker3.在应用程序中找到docker图标，点击运行4.查看docker信息docker info5.检查Docker Engine，Docker Compose和Docker Machine的版本docker --versiondocker-compose --versiondocker-machine --version