命令行编辑 移动光标 剪切和粘贴文本 The Meta Key 自动补全 set | less 利用历史命令 搜索历史命令 历史命令展开 script script [file] 总结归纳 拓展阅读 I often kiddingly describe Unix as “the operating system for peopl...
读取键盘输入 The scripts we have written so far lack a feature common in most computer programs — interactivity. That is, the ability of the program to interact with the user. While ma...
进程是怎样工作的 查看进程 用 top 命令动态查看进程 控制进程 中断一个进程 把一个进程放置到后台(执行) 进程返回到前台 停止一个进程 Signals 通过 kill 命令给进程发送信号 Modern operating systems are usually multitasking, meaning that they cre...
自顶向下设计 As programs get larger and more complex, they become more difficult to design, code and maintain. As with any large project, it is often a good idea to break large, comple...
流程控制:for 循环 for: 传统 shell 格式 for: C 语言格式 总结 拓展阅读 流程控制:for 循环 In this final chapter on flow control, we will look at another of the shell’s looping constructs. The for loop ...