How to recover AWS account access if the MFA device is lost
It is recommended to enable Multifactor Authentication (MFA) for your AWS account. MFA is used to secure your AWS account, it adds an extra layer of security to the account. This guide shows you how to...
View ArticleHow to Install Invoice Ninja on Ubuntu 20.04
Invoice Ninja is a free and open-source online invoicing app for freelancers & businesses that helps you to accept payments, track expenses, create proposals, and time-tasks. In this tutorial, we...
View ArticleHow to create Cloudwatch alarms for an S3 Bucket on AWS
Cloudwatch provides Storage Metrics and Request Metrics for S3 Buckets. Storage Metrics come up with no extra cost and provided once a day whereas Request Metrics are available at 1-minute intervals...
View ArticleHow to Install TensorFlow machine-learning framework on Ubuntu 20.04
TensorFlow is a free and open-source machine-learning platform developed by Google. It helps developers and data scientists to simplify the process of implementing machine-learning models.
View ArticleHow to use Cloudformation to create an EC2 instance
In this article, we will create an EC2 instance with the latest Linux AMI using Cloudformation hence knowing the basics of cloud formation is required.
View ArticleHow to Install Discourse Forum with Docker on CentOS 8
Discourse is a free and open-source platform built for the next decade of the Internet. In this tutorial, we will show you how to install Discourse forum using Docker on CentOS 8 server.
View ArticleHow to create a lifecycle policy for an S3 Bucket on AWS
In this article, we will see the steps to move objects (Transition Action) to Glacier after 10 days of creation and delete(Expirations Action) them after 365 days of creation.
View ArticleHow to Manage Systemd Services with Systemctl on Linux
Systemd a standard process for managing start-up services in Linux operating systems. It is used for controlling which programs run when the Linux system boots up. In this tutorial, we will explain how...
View ArticleAdvanced Git Tutorial
In this article, we will cover creating a branch, tag, renaming the branch, and revert the commits on Git. If you are new to Git, I would recommend you to first go through my previous article and then...
View ArticleHow to Install Kubernetes with Minikube on Ubuntu 20.04
Minikube is an open-source tool that helps you to set up a single-node Kubernetes cluster on your local machine. In this tutorial, we will show you how to install Minikube on Ubuntu 20.04 server.
View ArticleHow to create Cloudwatch alarms for RDS (MySQL) on AWS
Monitoring your RDS instances is very important, and the same applies to other resources. In this article, we will create a simple alarm for an RDS MySQL instance which will check for free storage...
View ArticleHow to Install Helm Kubernetes Package Manager on Ubuntu 20.04
Helm is a package manager for Kubernetes. In this article, we will see the steps to install Helm3, in terms of architecture there is a difference between Helm2 and Helm3. One of the major differences...
View ArticleHow to Install and Use Elasticsearch on Ubuntu 20.04
Elasticsearch is an open-source distributed analytics engine built on Apache Lucene. It takes unstructured data from different locations and stores it according to user-specified mapping and indexes it.
View ArticleHow to create Cloudwatch alarms for an SNS Topic on AWS
We can use Cloudwatch to view and analyze metrics for SNS Topics we have in our account. In this article, we will see steps to create an alarm for the "NumberOfNotificationsDelivered" metric for the...
View ArticleHow to Install and Configure Algo VPN Server on Ubuntu 20.04
Algo VPN is an open-source software bundle or set of Ansible script that is used to set up a WireGuard and IPsec VPN. In this tutorial, we will show you how to set up a VPN server with Algo VPN on...
View ArticleHow to Convert CentOS 8 to CentOS Stream
Red Hat and CentOS recently announced that CentOS 8 will be converted to CentOS Stream. In this tutorial, we will show you how to migrate from CentOS 8 to CentOS Stream.
View ArticleHow to install ONLYOFFICE Desktop Editors on Manjaro Linux
ONLYOFFICE Desktop Editors is a free open-source office suite pack that comprises offline editors for text documents, spreadsheets, and presentations. In this tutorial, we’ll learn how to install the...
View ArticleHow to install Percona Database Server on Ubuntu 20.04
Percona Server is a fork of the MySQL server. It is fully compatible and a replacement for Oracle MySQL. Percona Server is used by thousands of enterprises to provide superior performance, scalability,...
View ArticleHow to Install Vagrant and use it with VirtualBox on Ubuntu 20.04
Vagrant is a command-line tool for building and managing virtual machines, it support different virtualization engines like VirtualBox, KVM, Docker and VMWare. In this article, I will show you how to...
View ArticleHow to setup a Kubernetes Cluster on AWS using Kops
Kops is used to bringing up the Kubernetes cluster in the easiest possible way. It is a command-line tool used to create Kubernetes Clusters. In this article, we will see the steps to create a...
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