In the 1980s, there was a microcomputer boy who longed for an operating system called UNIX.More than 40 years have passed ...

I wrote a small Unix shell in C.How are commands like `ls` and `cat`, which we use casually in the terminal, actually ...

He has been writing on a variety of Linux topics for over three years, using his knowledge to help his readers learn how to ...

Unix and later Linux, inherited some of Multics' features, such as the single directory tree, a kernel that's protected from ...

Filtering, querying, visualizing, and editing: these tools do the lot.

Files, permissions, processes, networking, packages and disks: the Linux commands you actually use, with syntax and examples, and the ip and ss tools that replaced ifconfig and netstat.

Older commands can still be faster—and more flexible, powerful, and accessible too!