我们在使用Linux的时候会经常遇到终端和shell的概念。比如在桌面版的Ubuntu上面，我们可以在桌面上右击鼠标，点击“Open Terminal”来打开一个终端。此时，我们就可以在该终端中输入Linux命令了。有人可能会问，这不是shell吗？那么终端和shell到底是什么关系呢？

One particular frustration with the UNIX shell is the inability to easily schedule multiple, concurrent tasks that fully utilize CPU cores presented on modern systems. The example of focus in this ...

Simply put, environment variables are variables that are set up in your shell when you log in. They are called “environment variables” because most of them affect the way your Unix shell works for you ...

GUIs are great—we wouldn’t want to live without them. But if you’re a Mac or Linux user and you want to get the most out of your operating system (and your keystrokes), you owe it to yourself to get ...

Attaching a remote drive or directory on a Windows box is called “drive mapping” though the process is essentially the same as what we call mounting in the Unix world. While I rarely spend any ...

The Unix operating system is one of computing's most significant technologies, providing the framework that the familiar Linux and Mac OS X operating systems were developed on. Unix can be a viable ...