绿叶萌飞 - 博客园

摘要： vi 简介 There is an old joke about a visitor to New York City asking a passerby for directions tothe city’s famous classical music venue... 阅读全文

posted @ 2018-07-11 10:01 绿叶萌飞阅读(246) 评论(0) 推荐(0)

摘要： shell 环境 As we discussed earlier, the shell maintains a body of information during our shellsession called the environment. Data store... 阅读全文

posted @ 2018-07-11 10:00 绿叶萌飞阅读(187) 评论(0) 推荐(0)

摘要：进程 Modern operating systems are usually multitasking, meaning that they create the illusionof doing more than one thing at once by rap... 阅读全文

posted @ 2018-07-11 10:00 绿叶萌飞阅读(168) 评论(0) 推荐(0)

摘要：权限 Operating systems in the Unix tradition differ from those in the MS-DOS tradition inthat they are not only multitasking systems, bu... 阅读全文

posted @ 2018-07-10 11:38 绿叶萌飞阅读(158) 评论(0) 推荐(0)

摘要：键盘高级操作技巧 I often kiddingly describe Unix as “the operating system for people who like to type.” Ofcourse, the fact that it even has a ... 阅读全文

posted @ 2018-07-10 11:37 绿叶萌飞阅读(265) 评论(0) 推荐(0)

摘要：从 shell 眼中看世界 In this chapter we are going to look at some of the “magic” that occurs on the commandline when you press the enter key.... 阅读全文

posted @ 2018-07-10 11:36 绿叶萌飞阅读(120) 评论(0) 推荐(0)

摘要：重定向 In this lesson we are going to unleash what may be the coolest feature of the commandline. It’s called I/O redirection. The “I/O” ... 阅读全文

posted @ 2018-07-10 11:35 绿叶萌飞阅读(183) 评论(0) 推荐(0)

摘要：使用命令 Up to this point, we have seen a series of mysterious commands, each with its ownmysterious options and arguments. In this chapte... 阅读全文

posted @ 2018-07-10 11:35 绿叶萌飞阅读(190) 评论(0) 推荐(0)

摘要：操作文件和目录 At this point, we are ready for some real work! This chapter will introducethe following commands:此时此刻，我们已经准备好了做些真正的工作！这一章节将会介... 阅读全文

posted @ 2018-07-10 11:34 绿叶萌飞阅读(224) 评论(0) 推荐(0)

摘要：探究操作系统 Now that we know how to move around the file system, it’s time for a guided tour of ourLinux system. Before we start however, w... 阅读全文

posted @ 2018-07-10 11:33 绿叶萌飞阅读(167) 评论(0) 推荐(0)