Ubuntu 22.04 vs 20.04 - What's new?

Ubuntu 22.04 vs 20.04 – What’s new?

Ready to see what’s new in Ubuntu 22.04? In this article, you will learn about all of the main differences between Ubuntu 22.04 Jammy Jellyfish and its predecessor, Ubuntu 20.04 Focal Fossa. We will also list some of the more subtle changes which may not be as noticeable at first, but serve to modify the new operating system under the hood.

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Ubuntu autoinstall example

Ubuntu autoinstall example

The ability to automatically install Ubuntu Linux would be useful to system administrators that must deploy the operating system to new physical or virtual machines on a regular basis. Automatic provision of these systems can save hundreds of man hours as well as decrease the likelihood of human error. Automation of installing Ubuntu involves supplying the operating system with the desired hostname, username, and password.

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How to find my IP address, default gateway and DNS server on Ubuntu 20.04 Focal Fossa Linux from command line

How to find my IP address on Ubuntu 20.04 Focal Fossa Linux

The purpose of this tutorial is to show to use the Ubuntu ip command to see information about the local IP address, default gateway, and DNS servers on Ubuntu 20.04 Focal Fossa Linux. The IP address is used by your Ubuntu machine to talk to other devices on the network, like a router or other PCs. Keep in mind that your internal IP address is different from your system’s external IP.

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Sudo: allow command without password

Sudo: allow command without password

Nearly every Linux distribution these days uses the sudo utility as a way to grant non-privileged users the ability to execute commands as privileged root users. You may have noticed that after entering your sudo password once, you can continue to execute commands without needing to re-enter it for five minutes. We can even extend this convenience by allowing any sudo commands to be executed without a password.

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How to install Puppet on Ubuntu

How to install Puppet on Ubuntu

Puppet is a powerful tool to automate server configuration, deploy updates or other configuration, and manage multiple systems at once. Puppet also has its own programming language, which is easy to understand even for inexperienced programmrs. The application is free, open source, and can be installed on Ubuntu Linux.

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Check Debian Linux version

Check Debian Linux version

Being aware of your current Debian version will help you know when it is time to update. It’s important to know the version of your Debian Linux system, as new versions are released about every 2 years. Staying up to date will keep your system secure and ensure that you have the newest software available.

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