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.
The inxi Linux command can be used to see various system information and other handy bits of data right from your terminal. The command is ordinarily not installed by default. However, it is a small software package that provides access to the command, and it proves especially useful to system administrators and power users.
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.
If you are a Windows user and do not want to take the full plunge into Linux, Windows Subsystem for Linux can be a fair compromise to at least give you some Linux capabilities on your Windows sytem. Ubuntu 22.04 is a great operating system to install on WSL, and definitely the most popular of the Linux distributions currently offered. Both Windows 10 and Windows 11 systems are capable of installing Ubuntu 22.04 through WSL.
If you are having trouble booting into your Ubuntu 22.04 system, there is a tool called Boot Repair that can remedy a broad range of frequent issues. Usually trouble with booting can be due to the GRUB boot menu or a corrupt file in the /boot directory. Whatever the case may be, Boot Repair is an excellent software to help us start troubleshooting.
The best way to keep your Ubuntu 22.04 system and files completely secure in the case of theft is to enable full disk encryption. This way, if your device is stolen or someone is sitting at your desk and trying to boot into your PC, they will need to know your password in order to mount any partitions. Even if they access the hard drive content through other means, all files would be encrypted and no one could read their contents.
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.
If you are like most users, you will want to customize your Ubuntu 22.04 system to make it feel more personalized. One of the most obvious ways to do this is to change your desktop wallpaper. You can also take it one step further and change the background of your login screen.
This tutorial explores various software that you can install on Ubuntu 22.04 Jammy Jellyfish. There is a variety of things that can be installed on Ubuntu 22.04, hence we have divided all the software into two categories: Ubuntu user and DevOps.
The Ubuntu 22.04 GPG error: The following signatures couldn't be verified is the most common error when attempting to include third party package repositories to the apt package manager. The GPG error should rather be treated as a warning against potential package installation from unknown sources. Therefore, the GPG error message prompts the user to verify and manually import the third party signature belonging to relevant package developer.
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.
NTP stands for Network Time Protocol and is used for clock synchronization across multiple computers. An NTP server is responsible for keeping a set of computers in sync with each other. On a local network, the server should be able to keep all client systems to within a single millisecond of each other.