age is a command-line tool that encrypts files. These files are binary, add around 200 bytes of overhead per recipient, together with 16 bytes every 64K of plaintext. age doesn’t offer disk encryption. Instead, it’s designed to be a simple, modern, and secure command-line file encryption tool. File encryption helps protect your data by encrypting […]
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Our pick of the best command line tools for Ubuntu & Linux Mint. It includes CLI apps for listening to music, searching the web, managing files, and more!
This post, 10 Cool Command Line Apps for Ubuntu is from OMG! Ubuntu!. Do not reproduce elsew…
In this guide, we will demonstrate how you can create and manage KVM virtual machines from the command line using virt-install and virsh commands respectively.
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An operating system user that is still a learner in the OS world can never escape the challenges the current elite users have overcome. The user impact of such challenges depends on the operating system flavor or distribution you are under. For Linux users, you might think you are facing an impossible challenge only to […]
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Put simply, libcamera is a library that handles acquiring, configuring and capturing frames from a camera. Camera pipelines have become increasingly complex, and traditionally this complexity has been exposed by the kernel through the V4L2 APIs, for applications to deal with directly. libcamera is the layer in-between V4L2 and the application so that camera handling […]
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The sed command is a powerful and useful tool in Unix/Linux for editing the content (files) line by line, including inserts, appends, changes, and deletes. Furthermore, it supports regular expressions, so it can match complex patterns. Commonly it is used to find and replace the strings in files like configuration files, bash scripts, SQL files, […]
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jq is a Linux/Unix or macOS/*BSD CLI utility that efficiently extracts data from JSON documents. Now we have an excellent htmlq utility written in Rust. It’s like jq but for HTML documents. Here’s how to get started.
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The echo command is one of the most basic and important commands in scripting/programming! This command displays or prints arguments at the terminal. The command is included in all distributions (operating systems) as either the shell or bash. Usually, developers or programmers use echo commands in both debugging and building of products such as websites, […]
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There are various reasons why you might want to find which Linux distribution you are using or the OS version of your Linux system. If you are new Linux user and want to know how to find what Linux version you are running, here’s how to do it by using …
Alien is a command line package converter that converts between different Linux package formats such as Red Hat rpm, Debian deb, Stampede slp, Slackware tgz, and Solaris pkg. Learn how to convert Linux packages with Alien here.
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In our previous articles, we have covered the basics of ls and cat. In this article, we explore the top command which is one of the most frequently used commands in our daily system administrative jobs.
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System Administration involves many activities one of which is monitoring and checking for how long your Linux system has been running. It is always a good idea to keep track of system uptime in order to optimize the use of system resources. Here̵…
The ip command is a new networking command-line utility that is used to assign an IP address to a network interface or configure/update useful network variables on a Linux system. It is a part of the iproute2 package and offers several network administration tasks such as bringing up or down network interfaces, assign and remove IP addresses […]
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The find command in Linux/Unix is known to be one of the most important and frequently used commands for searching files and directories. It supports different arguments and options for finding files and directories. Even if you can find files and folders in Linux via GUI it will be more friendly and easier to use, […]
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The cd (change directory) command in Linux/Unix is pretty simple. It is one of the standard routine commands for every Linux user. It permits you to switch directories from one to another via terminal. The cd command works based on the absolute path and relative path of a directory. If you are a newbie or […]
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This guide teaches you all possible ways to set or change hostname in Debian 11 bullseye system from the command line.
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The screen is a full-screen software program that can be used to multiplexes a physical console between several processes (typically interactive shells). It offers a user to open several separate terminal instances inside a single terminal window manag…
cat (short for “concatenate“) is one of the most frequently used commands in Linux/Unix-like operating systems. The cat command allows us to create single or multiple files, view content of a file, concatenate files, and redirect output in terminal or …
usermod allows us to modify an existing user account. This tutorial will cover the fundamentals of the usermod command, as well as some of its different use cases.
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The Linux find command is one of the most important and frequently used command-line utilities in Unix-like operating systems. The find command is used to search and locate the list of files and directories, based on conditions you specify for files th…