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Fixing Network Driver Issues on Ubuntu 20.04

If you encounter missing network drivers when installing Ubuntu on new machines, you might notice that network cards are listed as (UNCLAIMED) when you execute the command:

lshw -c network

This indicates that your device requires Hardware Enablement (HWE).

About Hardware Enablement (HWE)

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Install Let's Encrypt SSL Certificate on Kubernetes Cluster (Microk8s)

Install Cert Manager

sudo microk8s kubectl apply -f https://github.com/jetstack/cert-manager/releases/download/v1.15.1/cert-manager.yaml

Create a Cluster Certiticate Issuer

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Allow Root User Access via SSH

First reset Ubuntu root Password: (Ensure you set a strong password)

sudo passwd root

Thereafter, install Openssh-Client

sudo apt update
sudo apt upgrade

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Install Docker on Linux (Ubuntu)

To install Docker run the command:

curl -sSL https://get.docker.com/ | sudo sh

Check version if working correctly:

docker --version

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Install Kubernetes Cluster using Microk8s on Linux

STEP 1 (Update and Upgrade the System)

sudo apt update
sudo apt upgrade

STEP 2 (Install MicroK8s)

sudo snap install microk8s --classic

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Install MSSQL Server 2019 On Linux (Ubuntu)

This script can be used to install Microsoft sql server 2019 on Ubuntu 20.04 versions

# Password for the SA user (required)
MSSQL_SA_PASSWORD='<ENTER SA PASSWORD HERE>'
# Product ID of the version of SQL server you're installing
# Must be evaluation, developer, express, web, standard, enterprise, or your 25 digit product key
# Defaults to developer

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[
    {
        "Windows": "Dateline Standard Time",
        "Linux": "Etc/GMT+12"
    },
    {
        "Windows": "UTC-11",
        "Linux": "Etc/GMT+11"
    },
    {