terminal Archives

How to disable Plymouth on Linux

2 August 2022 by Egidio Docile

Plymouth is an application originally developed by Red Hat and later adopted basically by all the most commonly used Linux distributions. The software runs very early in the boot process, and provides eye-candy animations which accompany the user until he is prompted to login into the system. When Plymouth is used, boot messages are hidden, although they can be visualized simply by clicking the esc key. Some users, however, may prefer to visualize boot messages by default, and avoid any animation.

KDE Desktop lock screen configuration

15 June 2022 by Luke Reynolds

The KDE desktop environment is highly customizable, including the GUI’s lock screen. The lock screen can be configured and customized via the GUI’s settings menu or from a configuration file via the command line. In this tutorial, you will learn various ways to customize the desktop lock screen in the KDE desktop environment on a Linux system.

Sudo: allow command without password

15 June 2022 by Luke Reynolds

Nearly every Linux distribution these days uses the sudo utility as a way to grant non-privileged users the ability to execute commands as privileged root users. You may have noticed that after entering your sudo password once, you can continue to execute commands without needing to re-enter it for five minutes. We can even extend this convenience by allowing any sudo commands to be executed without a password.

How to install and configure Starship on Linux

11 June 2022 by Egidio Docile

One of the things that make Linux-based operating systems great is the high degree of customization they offer us. We can customize and adapt (almost) everything to our needs, from the options the kernel is compiled with, to the desktop environment. On any Linux distribution, the terminal emulator is an essential tool for power users and system administrators. Starship is a free and open source plugin written in rust we can use to customize our favorite shell prompt by using a variety of modules.

The wc command shows that our config file contains 53 lines, but we are able to see only the uncommented lines by using grep command

Remove or ignore all comment lines from Linux config files

10 June 2022 by Luke Reynolds

Files on a Linux system often have many lines that are reserved just for comments. In other words, lines that begin with a # character. This is especially true for Linux configuration files.

Linux epoch time

27 May 2022 by Luke Reynolds

Epoch time is a convention used on Unix and Linux systems that many applications rely on for calculating time between dates and other similar functions. Some Linux commands like date and perl have an epoch option built in. An epoch denotes the number of seconds that have passed since the date January 1st, 1970.

Linux Cheat Sheet

27 May 2022 by Luke Reynolds

In this tutorial, we will list various practical Linux commands to be used only as a reference guide and by experienced Linux users. Not all Linux commands will be available on your system by default so consider installing the relevant package before use.

Various commands are giving us an error related to our TERM environment variable

TERM environment variable not set – Solution

23 May 2022 by Luke Reynolds

The TERM environment variable not set message is a frustrating error that can render your Linux system widely unusable, at least from the command line. In this tutorial, you will see how to resolve the error.

perl: warning: Falling back to the standard locale error message on Linux

Falling back to the standard locale – Solution

23 May 2022 by Luke Reynolds

If you are trying to use the perl command in your terminal or execute a script coded in the language, you may encounter the Falling back to the standard locale error. This indicates that your Linux system is missing a particular software package that Perl relies on, or the software has become corrupted or misconfigured. In this tutorial, we will show you how to remedy the error and get your perl command working again.

Pax command examples on Linux

23 May 2022 by Luke Reynolds

pax is an archive utility somewhere between cpio and tar. This is just because it is independent of the specific archive format, and supports a wide variety of different archive formats. It can perform simple tasks as creating a compressed archive of a selected directory or it can as much easily create a daily incremental backup.

Introduction to terminal multiplexer Tmux

21 May 2022 by Egidio Docile

Tmux is a terminal multiplexer: it let us run and manage multiple terminal sessions from a single screen. This is specially useful when connecting to remote machines using ssh, since, among the other things, it allows us to keep processes started from those terminals running in the background when we disconnect from the session (or logout and close the remote secure shell altogether), letting us re-attach to it at a later time.

Retrieve Weather information using Linux command line

12 May 2022 by Luke Reynolds

Although most Linux users will use a GUI tool to retrieve weather information, it is also possible to do get a weather forecast from the command line. Whether you are stubborn command line user or you wish to automate flower watering using your Linux system and cron, there are several different options that can do the job. Some tools even allow you to retrieve information such as current outside temperature, wind, pressure, humidity, altitude, and more, directly from your Linux terminal.