Covering basic commands and software used to manage your Linux servers.
Determining the version of Ubuntu installed on your system is a straightforward process, and there are several methods available to accomplish this task. Whether you prefer using the command line or graphical user interface, you can easily retrieve the version…
Systemctl is a powerful command-line utility for controlling the systemd system and service manager in Unix-like operating systems. It provides a centralized tool for managing system services, including starting, stopping, enabling, disabling, and checking the status of services. In this…
When working with a Linux-based operating system, the user can often encounter the error “permission denied” while trying to perform certain actions. There are multiple actions that can prompt this error, like accessing certain directories or moving files from one…
Grep, short for Global Regular Expression Print, is a powerful command-line utility in Unix and Unix-like operating systems. It allows users to search for specific patterns or expressions within text files. One of its compelling features is the ability to…
Are you looking for a way to restart the network manager or to restart the networking service in a Linux-based machine? Well, this guide has been crafted for you. There are multiple scenarios in which you must restart your network…
As a Linux System administrator, you must deal with many package installations and management of these tools. While installing tools and packages in Linux distributions is quite easy, uninstalling and removing all their files and dependencies is tricky. Linux distributions…
Encountering the “wget command not found” error can be a frustrating roadblock when you’re trying to download files from the web using the popular wget command in a Linux environment. This error typically signifies that the wget utility is not installed on your system…
Securing your Linux server is of paramount importance, and one effective step is to modify the default port used by SSH (Secure Shell) for remote access. Changing the default port adds an extra layer of security by making it less…
In the world of Bash scripting, one common task is to check if a directory exists before proceeding with further actions. Whether you are writing automation scripts, performing system maintenance, or managing files and directories, it’s essential to ensure that…
In the world of Linux and Unix systems, the grep command stands as a powerful tool for searching and filtering text. Whether you’re a system administrator, developer, or an everyday user, understanding grep its various options will empower you to efficiently locate and…
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