Exploring the Foundations: Advanced System Administration and Development
8 Mar 2025 1 minute read 0 comments SysOpsMaster
A quick update — I’m moving from Publish0x to Medium. All my new articles will now be published there! My latest article is already available on Medium — here’s the link: Read the article. Thank you all for your support here, and I’d be happy to see...
1 Mar 2025 2 minute read 0 comments SysOpsMaster
When working with files and directories in Unix-like systems, two essential commands, chown and chmod, take center stage. Although both deal with file access, their functionality differs significantly. Let’s explore the differences and how to use the...
24 Feb 2025 2 minute read 0 comments SysOpsMaster
If you frequently work with the command line, you've probably encountered the /dev/null file. This tool has several useful applications, and in this article, we'll explain how and why to use it. 1. Removing Unnecessary Output Often, commands produce...
22 Feb 2025 3 minute read 0 comments SysOpsMaster
Each process in an operating system utilizes specific system resources, such as memory and CPU time. In this article, we will explore system calls that allow retrieving information about resource consumption by a process and managing resource limits....
18 Feb 2025 1 minute read 0 comments SysOpsMaster
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10 Feb 2025 2 minute read 0 comments SysOpsMaster
Many Linux users encounter the /dev and /sys directories but may not fully understand their roles in the system. However, when working with disks, partitions, terminals (tty, pty), and other devices, it is useful to grasp their essence. What is /dev?...
3 Feb 2025 1 minute read 0 comments SysOpsMaster
In previous articles, we explored the main features of the xargs utility. Now, let’s dive into several practical examples to better understand its application in real-world scenarios. Deleting Files: Convenience and Flexibility One of the most common...
1 Feb 2025 1 minute read 0 comments SysOpsMaster
(Continuation of the previous article on xargs) The xargs command in Linux is a powerful tool for batch data processing. It allows passing arguments from one process to another, simplifying file and command operations. In this article, we will explor...
27 Jan 2025 3 minute read 0 comments SysOpsMaster
The xargs command is a powerful tool for task automation in Linux. Despite its popularity among experienced users, it often goes unnoticed by beginners. However, with xargs, you can efficiently manage data passed through standard input (STDIN) and ru...
20 Jan 2025 2 minute read 0 comments SysOpsMaster
A subshell is a copy of the parent shell containing all its local variables, functions, aliases, and other settings. However, in child shells, the situation is different: aliases used in the parent shell must be explicitly defined in its configuratio...
