How to join line on Linux

How to join line on Linux

When working with text on the command line, it is sometimes useful to join multiple lines together. Rather than going through text files and manually shifting lines around to be on the same line, our Linux system provides us with multiple tools to simplify this task for us. Log files are a good example of text that is usually split up onto multiple lines, and sometimes it is easier to visualize the data when some lines are joined together. In this tutorial, we will show you several ways to join lines of a file together on a Linux system.

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How to open file explorer from terminal on Linux

How to open file explorer from terminal on Linux

Have you ever been in the middle of using your command line terminal, and suddenly needed to open the file explorer? In some cases, it can be easier or more convenient to visualize the contents of a directory from a graphical file explorer, rather than using the ls command or others to sift through the files. Fortunately, Linux gives us an easy way to open a file explorer and have it navigate directly to the directory we are currently viewing in the terminal.

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How to quit telnet

How to quit telnet

The telnet utility, a once common protocol that graced the terminal of every system administrator and power user, was a precursor for the SSH protocol. Since telnet sends all data, including usernames and passwords, over the network in clear text, it is not often used anymore. Despite the other protocols that have come to replace it, telnet remains an ideal utility to test the connection to a certain port of a device, and can be handy in other niche scenarios, or even send an email.

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How to switch user on Linux

How to switch user on Linux

Linux is a multi user operating system, meaning that it supports having multiple simultaneous user accounts. Some Linux systems may have a few different accounts, and others could have hundreds, depending on the purpose of the system. Switching between user accounts is a common task for Linux administrators who are in charge of user account management, as it allows them to test permissions or troubleshoot problems.

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How to switch to root on Linux

How to switch to root on Linux

Linux users will inevitably need to log into the root account, or use administrator privileges, quite frequently. Tasks like installing or removing software, configuring system settings, adjusting file permissions, and many others usually require access to the root user account in order to perform. The root account can be accessed either by logging directly into the account, or by using the sudo Linux command to temporarily access root and execute a command with administrator privileges. In this tutorial, we will show you how to change to the root account on a Linux system, and how to use sudo to execute commands with root privileges.

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Who Linux command: Explained

Who Linux command: Explained

who is a very basic Linux command that is easy to learn and frequently comes in handy for Linux system administrators. It is a good way to see what users are logged into the system and information about each session. In this tutorial, we will explain how to use the who command on a Linux system, and go over all of its command line options. Follow along with our examples and you will quickly master this command and understand which situations it is most useful in.

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Solving the 'Command Not Found' Error on Linux

Solving the ‘Command Not Found’ Error on Linux

While using the terminal of your Linux system, you will receive the Command Not Found error whenever a command you are entering is not accessible. In most cases, this could be due to a simple typo, or it could mean that you do not have the command installed yet. It could also indicate that the command is just missing from your system’s PATH environment variable, which is another easy thing to fix.

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How to install Signal on Linux

How to install Signal on Linux

Signal is a free and open source messaging application developed by the Signal Foundation: it is available on all the major operating systems such as Linux, Windows, Android and iOS, and supports all the major features one can expect, such as encryption, the ability to send files and make group calls. All the infrastructure behind Signal is open source, including the messaging protocol and the server software: the source code is available on github.

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Basic Linux Commands

Basic Linux Commands

Linux beginners may get overwhelmed by the sheer number of commands that are available in the terminal, but most users will find themselves executing the same few commands over and over. If you are looking to get started with the Linux command line, we have listed 20 of the most important and basic commands that you should know. These basic commands are the most essential to learn, and also the ones you will likley find yourself using the most.

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