• Linux Backup

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Install Ubuntu 20.04 LTS - Step by step guide ?

This article covers the installation procedure of Ubuntu 20.04 on your system. In fact, Ubuntu 20.04 (codenamed Focal Fossa) was released on April 23, 2020. It’s a Long-Term Support (LTS) release, meaning that it will receive support and updates until April 2025.

New Features of Ubuntu 20.04 includes:

• Linux Kernel 5.4 – This version of the Linux kernel adds support for a wider range of processors. It also includes improvements for boot speed, power-saving, and USB-C, plus several security features.
• Gnome 3.36 – Gnome has been updated and improved. System animations should be smoother and have a lower impact on CPU usage.
• ZFS 0.8.3 file system –  Improved performance and native encryption.
• Dark theme
• Redesigned login screen.
• Newer versions of popular programming languages – Python 3.8, OpenJDK 11, PHP 7.4, Glibc 2.31, Rustc 1.41, GCC 9.3, Ruby 2.7.0, Perl 5.30, Golang 1.13.

How to Create a Bootable USB Drive on Ubuntu ?

By using the Create startup disk tool:

• Open a search dialog, and type create startup.
• If it's not installed, the Software Center will offer the option to install it – choose the option for USB drive, then open the utility.
• In the top pane, click Other, then browse and select the Ubuntu 20.04 .iso file you downloaded.
• In the bottom pane, select your USB drive.
• Click Make startup disk.

• DIGITALOCEAN

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Install NGINX on openSUSE - Step by step guide ?

This article covers how you can easily install Nginx on your openSUSE system. In fact, Nginx or engine x is a high-performance HTTP- and proxy server with low memory consumption. It is used by large scale websites like Netflix, Pinterest, CloudFlare , Github etc. Nginx has an easy to learn configuration syntax and can act also as a load balancer with health checks and reverse proxy with caching features.

You can Install Nginx with the "zypper in" command:

$ zypper in nginx

Start nginx and enable it to be started at boot time:

$ systemctl start nginx
$ systemctl enable nginx

• Docker

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'kubectl get' Command - Explained with Examples

This article covers kubectl Commands with Examples. In fact, Kubectl is a set of commands for controlling Kubernetes clusters. Every Kubernetes command has an API endpoint, and kubectl’s primary purpose is to carry out HTTP requests to the API.

While it is possible to issue HTTP requests yourself (e.g., using curl), kubectl is designed to make this process more comfortable and straightforward.

How to delete Resources using kubectl command ?

To remove resources from a file or stdin, use the kubectl delete command.

1. Remove a pod using the name and type listed in pod.yaml:

$ kubectl delete -f pod.yaml

2. Remove all pods and services with a specific label:

$ kubectl delete pods,services -l [label-key]=[label-value]

3. Remove all pods (including uninitialized pods):

$ kubectl delete pods --all

• Laravel

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Install UNRAR on Fedora 35 / 34 / 33 / 32 - Step by step guide ?

This article covers how to install and use UNRAR freeware on Fedora. In fact, UNRAR is a great option for extracting RAR files and provides a myriad of options depending on how you want your files organized upon extraction. 

• Linux Tutorial

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Upgrade from Linux Mint 20.2 to Linux Mint 20.3

This article covers how you can easily upgrade from a Linux Mint 20.2 virtual machine to Linux Mint 20.3.In fact, Linux Mint has dubbed the new 20.3 release with the codename Una, the third major upgrade in the Linux Mint 20 series, which most would know is based on Ubuntu 20.04 LTS Focal Fossa distribution that will be supported until 2025.

One of the more exciting things in this upgrade is dark mode support Celluloid, GNOME Terminal, Hypnotix, Pix, and XViewer applications in Cinnamon and MATE. Still, XFCE will not feature dark mode support Pix and XViewer due to the Xfwm window manager not supporting it.

• Windows

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Remove Extensions From Google Chrome - Step by step guide ?

This article covers the removal procedure of an extension from Google Chrome. In fact, you can customize Chrome on your desktop by adding extensions from the Chrome Web Store.

To remove an app or extension from your Chromebook, follow the steps below:

• Open Chrome.
• Select More  and then More tools and then Extensions.
• Next to the extension you want to remove, select Remove.
• To confirm, select Remove.
• Tip: To remove an extension that's a button on the browser toolbar, right-click the button and select Remove from Chrome.

To temporarily stop using an extension:

• Open Chrome.
• Select More  and then More tools and then Extensions.
• Turn off the extension you want to disable.