Linux严格意义上说的是一个操作系统，我们称之为“核心（kernel）“ ，但我们一般用户，不能直接使用kernel。而是通过kernel的“外壳”程序，也就是所谓的shell，来与kernel沟通。 如何理解？为什么不能直接使用kernel？ 从技术角度，Shell的最简单定义：命令行解释 ...

Once you’ve gained a solid understanding of Linux and mastered the various commands available, your next big win comes in the form of shell functions. Code wrapped in a function can be reused by your ...

Who know it would be so easy to create programs from the command line?

Linux’s compgen command is not actually a Linux command. In other words, it’s not implemented as an executable file, but is instead a bash builtin. That means ...

The Windows Subsystem for Linux is bridging the divide between Windows and Linux by letting you run Windows 10 programs directly within a Linux shell. One of the strengths of the Windows Subsystem for ...