The Linux Compendium
This article is about editing the /etc/hosts file on a Debian 12 system. But let us first see what the Hosts file is. Understanding the Hosts File All major operating systems have a hosts file to translate hostnames to IP addresses. The hosts file has priority over DNS lookups. Whenever you open a website by … Read more
The Linux shell has several operators to redirect or pipe the output of commands into a file. In this guide, I will show several ways to redirect the echo output into a file. We will replace the content of a file with the echo output, then we will append text to an existing file using … Read more
Crontab is an important Linux tool for scheduling tasks so that programs and scripts can be executed at a specific time. In this article, I will teach you how to schedule a job in Debian 12 and show you some examples. The same commands will work on older Debian versions, too. Prerequisites You need to … Read more
Before we explain how to run .bin and .run files on your Ubuntu system, let’s first define what exactly these file extensions are: Bin file: A binary or BIN file in Ubuntu refers to installation packages, which are mostly self-extracting executable files used to install software on your system. You can install most software packages … Read more
Many Java-based programs require the Java Runtime Environment (JRE) to run smoothly regardless of the operating system. For development, most IDEs like Eclipse and NetBeans require the Java Development Kit (JDK) to be installed on your computer. Whether you’re a newbie who wants to learn how to develop or an application you have installed requires … Read more
A typical problem when working with computers is that you can’t find the files you have stored somewhere. Many GUI programs allow you to search for files while working under Linux, regardless of the distribution. However, in some situations, you only have access to the command line terminal, especially if you manage servers or use … Read more
The tar command in Linux is a powerful tool for archiving multiple files into a single file, known as a tarball. This tarball can also be compressed using various compression algorithms. The `tar` command is highly useful for backing up data, archiving files, and sharing a collection of files. Here are some common examples and … Read more
Icinga2 is an open-source network monitoring program written in PHP and C++. It is one of the most popular tools for system administrators to monitor network resources, report outages and generate performance data for reports. With Icinga2, you can monitor various protocols and resources such as SMTP, POP3, HTTP, NNTP, ping, CPU load, disk usage, … Read more
It happens now and then that we need to format a USB drive to change the file system, delete the data completely or eliminate a virus that has infected it. There are several ways to format a USB drive; we’ve listed a few of them in this article to see which one works for you. … Read more
You may need to restart or stop network services on your Rocky Linux system occasionally. This article shows you step-by-step how to start, stop, or restart network services on Rocky Linux 8. The same commands also work on other RHEL clones such as AlmaLinux 8 and CentOS 8. Steps to start, stop and restart the … Read more