Every program you run from your working shell is, to the Linux system, regarded as a process. Each process, except init, has its parent identified by PPID (parent process ID). When you start a process using your current shell, the shell itself becomes a parent for your newly started process. The trouble with this approach is that this may not always be desirable, since when the parent process is terminated, its child dies with it.
Grub Customizer is a software package that does exactly as the name would imply. It allows the user to customize different aspects of the grub boot menu – such as the order that entries appear in the list, how long grub waits before selecting a default system to boot to, etc.
Many processes run as services managed by systemd on your Ubuntu 22.04 system. In this tutorial, you will learn how to list and change state for systemd services and unit files on Ubuntu 22.04 Jammy Jellyfish Linux Server/Desktop.
If you have an ISO file, such as Linux installation media, it is possible to create a DVD media from the file. In this tutorial, you will learn how to burn an ISO image to DVD using Ubuntu 22.04 Jammy Jellyfish Linux desktop.
The following tutorial will provide you with simple to follow steps on how to resolve the Temporary failure resolving error on Ubuntu 22.04 Jammy Jellyfish Linux. This error normally occurs when your internet is having connectivity problems, particularly with hostname resolution (the ability to map a website name to an IP address).
In this tutorial, we’ll be showing you how to take screenshots in Ubuntu 22.04 Jammy Jellyfish. There are a few different utilities we can use to accomplish this task, on top of the default screenshot tool, and this article will ensure that you’re familiar with the various choices.
Although it is conventional to log into the root account on some Linux systems, by default Ubuntu 22.04 does not allow us to log into root and instead expects us to achieve root permissions through use of sudo. However, it is still possible to set a root password and subsequently log directly into root. In this tutorial, you will see how to set a password for the root account on Ubuntu 22.04 Jammy Jellyfish.
NGINX is popular web hosting and reverse proxy software for Linux systems. Like many other applications and services, it occasionally needs restarted. Restarting is especially common when making updates to configuration files. You’ll always need to restart or reload NGINX for the changes to take effect.
In this article, we’ll go over a couple different command line options for restarting and reloading an NGINX server. In addition, you’ll learn how to check the NGINX configuration file for mistakes before restarting NGINX. After all, you wouldn’t want to load up a configuration that contains errors.
In this tutorial you will learn:
Have you made customizations to your GNOME desktop environment that you later regretted? Good news, you can easily reset GNOME to the defaults and restore all the original settings. In this tutorial, you will learn how to reset your GNOME Desktop Settings to Factory Default on Ubuntu 22.04 Jammy Jellyfish. The reset will put your desktop appearance and all settings, shortcuts, wallpapers and etc. to the factory default.
In this tutorial we will perform the Ubuntu 22.04 Desktop installation. Ubuntu is one of the most popular Linux distributions. The reason being it’s main goal is to be the most user-friendly non-geek Linux operating system out there. As you will soon see, the Ubuntu 22.04 installation process is straightforward and simple to follow.
By default, Ubuntu 22.04 Jammy Jellyfish sports the GNOME desktop environment, or no GUI at all in the server edition. If you would like to change things up and install Cinnamon instead, the GUI can be downloaded and installed directly from Ubuntu’s package repositories. In this tutorial, you will see how to install Cinnamon Desktop as an alternative desktop environment on Ubuntu 22.04 Jammy Jellyfish Desktop/Server Linux.
The objective of this tutorial is to show the reader a quick-start method of testing a Webcam on Ubuntu 22.04 Jammy Jellyfish. You can usually plug in your webcam and have instant access to it. If you have a built-in camera, that should also work without any extra configuration.