Schedule One-Time Tasks Using the At Command in Linux

In Linux, there are multiple tools for task scheduling, and one of the well-known options that you might have heard of is the cron job. Today’s discussion centers on the “at” command, a specialized task scheduling tool designed for executing one-time tasks, the opposite of

How to Quickly Refresh and Reload Group Membership on Linux

🚀 Quick Overview To immediately detect the changes after adding the user (let’s say “linuxtldr“) to the group (let’s say “docker“) in Linux, use the following command: However, I advise you to read the entire article in order to understand the main reason for this

How to Install and Use Perl on Linux

Perl, a high-level programming language renowned for its flexibility and robust text manipulation capabilities, was developed by Larry Wall and introduced in 1987. Upon its release, this tool gained widespread popularity across various domains, notably in scripting, text processing, system administration, web development, and beyond.

Linux Head Command: View Top of Files & Command Output

In Linux, the head command is a commonly used command-line utility that allows you to view the top portion of a large file or the output of the command. The head command can be useful in various scenarios, such as taking a quick glimpse at

VSCode Tutorial: Features, Installation Guide, and Top Extensions

Visual Studio Code (a.k.a. VSCode) is a free and open-source code editor developed by the software giant Microsoft. It is one of the most popular code editors in the developer community due to its lightweight, speed, and feature-rich nature. VSCode offers a highly customizable and

Mastering Htpasswd Command in Linux

The htpasswd command-line utility is used to create or update password files that store users and their corresponding hashed passwords. Primarily used for authentication files in the Apache HTTP server to protect users access to certain directories or applications on a web server. However, you

Installing and Using Wget on Linux Like a Pro

In this article, you will explore the power of the wget command, discover the key features of wget, learn how to easily install it on major Linux distributions, and gain hands-on experience with practical examples. Tutorial Details Description Wget Difficulty Level Low Root or Sudo

Access ChatGPT Prompt in your Linux Terminal

As Linux users, we primarily rely on the Linux terminal and prefer to use GUI alternatives to the CLI like Ranger (a CLI based file manager) or w3m (a CLI based web browser). In the ongoing buzz of LLM models like ChatGPT, accessing them via

How to Automate SSH Login Using sshpass in Linux

SSH, or Secure Shell, is a widely-used protocol for secure remote access to servers and other network devices. It allows users to connect to a remote machine or server using a command-line interface and authenticate using a password or key-based authentication. If you want to

Clean Up Unwanted APT Packages in Linux

New Linux users often install a lot of unnecessary APT packages that they might rarely use in the future. Also, a few bulky distributions come with many pre-installed APT packages. When the Linux system is running low on disk space, it becomes necessary to clean

Mount and Unmount File Systems in Linux

The mount command in Linux is used to mount a file system or removable storage devices like USB flash drives to a specific point in the directory tree, known as the “mount point”. This allows files and directories on the file system or storage device

Block/Unblock Ping ICMP Requests in the Linux System

Ping is the most commonly used command-line utility used by many sysadmins or network engineers to check whether a target machine is up or down in a given network. We already discussed how this command works in a separate article; click here to read it.