Learn Linux

Systemd is an init system and system manager in Linux systems and is compatible with LSB and SysV. You can use the systemd suite to manage and optimize system start-up services and resources in a Linux system. It is a …

If you are a Linux Mint enthusiast, then you probably know that the stable version of Linux Mint 20.2 “Uma” is officially out. However, regardless of the Linux Mint OS version you were using before, or you are still using, …

Linux operating systems offer countless sysadmin commands and utilities, which help users, developers, and engineers with system administration tasks. For example, sysadmin commands and packages can help users optimize or manage applications and provide valuable troubleshooting information to network admins …

Cron is a scheduling daemon that executes cron jobs at specified intervals. Cron jobs automate system maintenance, repetitive or administration tasks such as database or data backup, system updates, checking the disk space usage, sending emails, and so on.

If you have been a Linux user or enthusiast for a considerable amount of time, then the term swap or swap memory should not be news to you. But, unfortunately, many Linux users tend to confuse the concept of swap …

Service discovery cannot gain a proper definition without the acknowledgment of an existing computer network. A computer network sets the needed communication protocols for network devices to share the available resources through its network nodes. This sharing of resources involves …

For many aspiring system administrators, networking is a vast and intimidating topic. To grasp them, there are many layers, protocols, and interfaces to learn and numerous resources and utilities. In this guide, you’ll learn more about ports. We will look …

If you have previously interacted with an operating system like Windows, then the following context should make perfect sense. Such operating system environments support two types of files. The first type is the executable ones, and the second type is …

The main reason that most operating system users choose Linux over other operating systems is the freedom to explore. With Linux, you are bound to some loosely coupled operating system rules. The OS predefines some changeable standard rules to use …

Since the Linux operating system is characterized as a multitasking operating system, a daemon is, by definition, a program that continuously executes as a background process. In short, the execution of this process is not dependent on an active user’s …