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In a Linux environment, there are scenarios when multiple users are working on the server simultaneously through SSH. However, sometimes system admin needs to restart or shut down the system due to e.g. system maintenance, kernel upgrade, adding or removing hardware from the server. If this is the case, the system admin should inform all […]
Whenever you bring in a new computer system, there is a default hostname associated with it that is mapped onto a specific IP address. However, you can always change this hostname for your convenience. Once you change the hostname of your Linux-based system, you should always restart the “hostname.service” module for the new changes to […]
If various users are using your Linux system, these users can mess with an important common set of files. As an administrator of the device, you would not want some files to be deleted or modified unintentionally. In such cases, “chattr,” also called the “Change Attribute” command, is used, which is designed to confront these […]
Computer hardware is a combination of various components, such as motherboard, CPU, GPU, memory, and other I/O devices. It is good for Linux users to have a basic knowledge of the hardware components of the system that they are currently using. This will help administrators to manage the required devices accordingly. This article shows you […]
All the people who belong to the networking background know that an IP address acts as a unique identifier of the devices within a network. Therefore, we must know the IP addresses of the devices within a network to enable smooth network communication. Today’s article will focus on the different methods of listing all the […]
In Linux platforms, a sudo user is a tool that implies “superuser do” to run various systems’ commands. A sudo user is typically a root user or any other user who has some privileges. To delegate important tasks like server rebooting or restarting the Apache server, or even to create a backup using the sudo […]
This post will guide you how to copy, delete or move files starting with a dash character under command line interface in your Linux Operating system.
Creating shell scripts is one of the most essential skills that Linux users should have at the tip of their fingers. Shell scripts play an enormous role in automating repetitive tasks which otherwise would be tedious executing line by line.
This guide takes a tour of some of the best command-line tools that are used for searching matching strings or patterns in text files. These tools are usually used alongside regular expressions – shortened as REGEX – which are unique strings for describing a search pattern. Without much further ado, let’s dive in. 1. Grep […]
Marcel is a new shell. It is similar to traditional shells in many ways, but it does a few things differently: Piping: All shells use pipes to send a text from the output of one command to the input of another. Marcel pipes structured data instead of strings. Python: Marcel is implemented in Python, and […]