2019年8月17日
linux shell 命令笔记
摘要： 标准输入、标准输出、标准错误 File descriptors are integers associated with an opened file or data stream. File descriptors 0,1, and 2 are reserved as follows: 0 – s 阅读全文
posted @ 2019-08-17 15:55 mango-jun 阅读(233) 评论(0) 推荐(0) 编辑