cumt30111的博客mac ruby 环境变量 Ruby环境设置 (Ruby Environment Setup) 1)在Mac操作系统上安装Ruby (1) Installation of Ruby on Mac Operating System) Ruby is already included in default macOS installation but it won't...
保存文件后运行`source ~/.bash_profile`或`source ~/.bashrc`命令使配置生效。 ##### 1.2 Hello World 示例 1. **创建源文件**: 创建一个名为`HelloWorld.java`的文件,内容如下: ```java public class Hello...